Add HOI4D shared-v1.1 batch 1073

.gitattributes

@@ -68134,3 +68134,15 @@ HOI4D/shared-v1.1/data/ZY20210800004_H4_C3_N56_S373_s04_T2/ego/observation/depth
 HOI4D/shared-v1.1/data/ZY20210800004_H4_C3_N56_S373_s04_T2/ego/observation/depth_valid.mkv filter=lfs diff=lfs merge=lfs -text
 HOI4D/shared-v1.1/data/ZY20210800004_H4_C3_N56_S373_s04_T2/ego/observation/rgb.mkv filter=lfs diff=lfs merge=lfs -text
 HOI4D/shared-v1.1/data/ZY20210800004_H4_C3_N56_S373_s05_T2/ego/annotation/segment/mask.mkv filter=lfs diff=lfs merge=lfs -text
+HOI4D/shared-v1.1/data/ZY20210800004_H4_C3_N56_S373_s05_T2/ego/observation/depth.mkv filter=lfs diff=lfs merge=lfs -text
+HOI4D/shared-v1.1/data/ZY20210800004_H4_C3_N56_S373_s05_T2/ego/observation/depth_valid.mkv filter=lfs diff=lfs merge=lfs -text
+HOI4D/shared-v1.1/data/ZY20210800004_H4_C3_N56_S373_s05_T2/ego/observation/rgb.mkv filter=lfs diff=lfs merge=lfs -text
+HOI4D/shared-v1.1/data/ZY20210800004_H4_C3_N56_S374_s02_T1/ego/annotation/segment/mask.mkv filter=lfs diff=lfs merge=lfs -text
+HOI4D/shared-v1.1/data/ZY20210800004_H4_C3_N56_S374_s02_T1/ego/observation/depth.mkv filter=lfs diff=lfs merge=lfs -text
+HOI4D/shared-v1.1/data/ZY20210800004_H4_C3_N56_S374_s02_T1/ego/observation/depth_valid.mkv filter=lfs diff=lfs merge=lfs -text
+HOI4D/shared-v1.1/data/ZY20210800004_H4_C3_N56_S374_s02_T1/ego/observation/rgb.mkv filter=lfs diff=lfs merge=lfs -text
+HOI4D/shared-v1.1/data/ZY20210800004_H4_C3_N56_S375_s01_T2/ego/annotation/segment/mask.mkv filter=lfs diff=lfs merge=lfs -text
+HOI4D/shared-v1.1/data/ZY20210800004_H4_C3_N56_S375_s01_T2/ego/observation/depth.mkv filter=lfs diff=lfs merge=lfs -text
+HOI4D/shared-v1.1/data/ZY20210800004_H4_C3_N56_S375_s01_T2/ego/observation/depth_valid.mkv filter=lfs diff=lfs merge=lfs -text
+HOI4D/shared-v1.1/data/ZY20210800004_H4_C3_N56_S375_s01_T2/ego/observation/rgb.mkv filter=lfs diff=lfs merge=lfs -text
+HOI4D/shared-v1.1/data/ZY20210800004_H4_C3_N57_S373_s02_T1/ego/annotation/segment/mask.mkv filter=lfs diff=lfs merge=lfs -text

HOI4D/shared-v1.1/data/ZY20210800004_H4_C3_N56_S373_s05_T2/ego/observation/depth.mkv

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:0d42755903ff31a2a35da095f468753cf940f9ad2b2d365ddf3eda7e5dd23e69
+size 143822560

HOI4D/shared-v1.1/data/ZY20210800004_H4_C3_N56_S373_s05_T2/ego/observation/depth_valid.mkv

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:e633de49fd456477c08701ba3963f4c6e124361f449c6816944ea231f20a23e4
+size 1101179

HOI4D/shared-v1.1/data/ZY20210800004_H4_C3_N56_S373_s05_T2/ego/observation/rgb.mkv

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:a6b781386f634fca58d8e8e43493015fcbf7a44fed6040728c95cf0ea2a278fc
+size 6393365

HOI4D/shared-v1.1/data/ZY20210800004_H4_C3_N56_S373_s05_T2/ego/observation/rgb_valid.pt

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:b9d5ce3fd090734968a97c1897f1b561135ec8c4a10cf7da5e54e3f7feb9ddf1
+size 1847

HOI4D/shared-v1.1/data/ZY20210800004_H4_C3_N56_S374_s02_T1/ego/annotation/keypoints/keypoints.pt

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:08c8feadd2d3c7e2842c8829fb318108f5d8c8145bed9508daccfba86549bfa3
+size 115277

HOI4D/shared-v1.1/data/ZY20210800004_H4_C3_N56_S374_s02_T1/ego/annotation/mano/mano.pt

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:586de05197df1b8b75c6990072458691ba9ddb8c9940d3731dda383e8f728f14
+size 148837

HOI4D/shared-v1.1/data/ZY20210800004_H4_C3_N56_S374_s02_T1/ego/annotation/object/main/articulation.json

@@ -0,0 +1,69 @@
+{
+  "parts": [
+    {
+      "part_id": "region_1",
+      "parent_id": null,
+      "has_model": false,
+      "mesh_ref": null,
+      "source_region_code": 1,
+      "name": "Screen"
+    },
+    {
+      "part_id": "region_3",
+      "parent_id": null,
+      "has_model": false,
+      "mesh_ref": null,
+      "source_region_code": 3,
+      "name": "Keyboard"
+    },
+    {
+      "part_id": "pose_Laptopkeyboard",
+      "parent_id": null,
+      "has_model": false,
+      "mesh_ref": null,
+      "source_label": "Laptopkeyboard"
+    },
+    {
+      "part_id": "pose_Laptopdisplay",
+      "parent_id": null,
+      "has_model": false,
+      "mesh_ref": null,
+      "source_label": "Laptopdisplay"
+    },
+    {
+      "part_id": "asset_objs_new_1_obj",
+      "parent_id": null,
+      "has_model": true,
+      "mesh_ref": "annotation/object/main/assets/objs/new-1.obj",
+      "source_asset": "objs/new-1.obj",
+      "note": "Source asset; correspondence to motion part labels remains unverified"
+    },
+    {
+      "part_id": "asset_objs_new_0_align_obj",
+      "parent_id": null,
+      "has_model": true,
+      "mesh_ref": "annotation/object/main/assets/objs/new-0-align.obj",
+      "source_asset": "objs/new-0-align.obj",
+      "note": "Source asset; correspondence to motion part labels remains unverified"
+    },
+    {
+      "part_id": "asset_objs_new_1_align_obj",
+      "parent_id": null,
+      "has_model": true,
+      "mesh_ref": "annotation/object/main/assets/objs/new-1-align.obj",
+      "source_asset": "objs/new-1-align.obj",
+      "note": "Source asset; correspondence to motion part labels remains unverified"
+    },
+    {
+      "part_id": "asset_objs_new_0_obj",
+      "parent_id": null,
+      "has_model": true,
+      "mesh_ref": "annotation/object/main/assets/objs/new-0.obj",
+      "source_asset": "objs/new-0.obj",
+      "note": "Source asset; correspondence to motion part labels remains unverified"
+    }
+  ],
+  "joints": [],
+  "hierarchy_semantics": "semantic_containment",
+  "note": "Unassociated source region, motion and asset nodes; original CAD trees retained in assets"
+}

HOI4D/shared-v1.1/data/ZY20210800004_H4_C3_N56_S374_s02_T1/ego/annotation/object/main/assets/meta.json

@@ -0,0 +1 @@
+{"user_id": "leoly", "model_cat": "Laptop", "model_id": "laptop056", "version": "1", "anno_id": "409", "time_in_sec": "142"}

HOI4D/shared-v1.1/data/ZY20210800004_H4_C3_N56_S374_s02_T1/ego/annotation/object/main/assets/mobility_v2.json

@@ -0,0 +1 @@
+[{"id":0,"parent":1,"joint":"铰链（旋转）","name":"screen_frame","parts":[{"id":4,"name":"screen_frame","children":[]}],"jointData":{"axis":{"origin":[-0.09843042514473199,0,-0.09923113586753605],"direction":[0,1,0]},"limit":{"a":91.44,"b":-60,"noLimit":false}}},{"id":1,"parent":-1,"joint":"自由","name":"base_frame","parts":[{"id":3,"name":"base_frame","children":[]}],"jointData":{}}]

HOI4D/shared-v1.1/data/ZY20210800004_H4_C3_N56_S374_s02_T1/ego/annotation/object/main/assets/result.json

@@ -0,0 +1 @@
+[{"id": 0, "name": "laptop", "text": "Laptop", "children": [{"id": 1, "name": "screen_side", "text": "Screen Side", "children": [{"id": 4, "name": "screen_frame", "text": "Screen Frame", "objs": ["new-0"]}]}, {"id": 2, "name": "base_side", "text": "Base Side", "children": [{"id": 3, "name": "base_frame", "text": "Base Frame", "objs": ["new-1"]}]}]}]

HOI4D/shared-v1.1/data/ZY20210800004_H4_C3_N56_S374_s02_T1/ego/annotation/object/main/metainfo.json

@@ -0,0 +1,20 @@
+{
+  "object_id": "main",
+  "identity_scope": "sequence",
+  "scope_id": "ZY20210800004_H4_C3_N56_S374_s02_T1",
+  "source_locator": {
+    "file": "/data0/xuzhefeng/Datasets/HOI4D/raw/data/HOI4D_annotations.zip",
+    "member": "HOI4D_annotations/ZY20210800004/H4/C3/N56/S374/s02/T1/2Dseg/shift_mask/00000.png",
+    "sha256": "416d2ff0c6809347d133c3b31bf48eb96f711b1be1193c1b8bfb0c607d6be9fa"
+  },
+  "has_model": true,
+  "category_id": 3,
+  "source_object_id": null,
+  "asset_refs": [
+    "annotation/object/main/assets/objs/new-1.obj",
+    "annotation/object/main/assets/objs/new-0-align.obj",
+    "annotation/object/main/assets/objs/new-1-align.obj",
+    "annotation/object/main/assets/objs/new-0.obj"
+  ],
+  "articulation_ref": "annotation/object/main/articulation.json"
+}

HOI4D/shared-v1.1/data/ZY20210800004_H4_C3_N56_S374_s02_T1/ego/annotation/object/main/object.pt

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:e5292d6fda14718adbc2047534021bb60970490e811e1abdf52a3408502ce804
+size 50089

HOI4D/shared-v1.1/data/ZY20210800004_H4_C3_N56_S374_s02_T1/ego/annotation/segment/mask.mkv

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:f227aab2f56cccf95f1b39388f233bfb4672c3c27c5674a87fdf934642cfa893
+size 4171477

HOI4D/shared-v1.1/data/ZY20210800004_H4_C3_N56_S374_s02_T1/ego/annotation/segment/mask_valid.pt

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:482317b8cb5657c2b75c8a0d284ed860272af6fa81f5e0129fe4b73b6c14bb64
+size 1854

HOI4D/shared-v1.1/data/ZY20210800004_H4_C3_N56_S374_s02_T1/ego/camera/camera.pt

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:da8b3609f88be3f57d27cba275d4ed354ebd28c07e8fef2f01ac6045cf3bb054
+size 32881

HOI4D/shared-v1.1/data/ZY20210800004_H4_C3_N56_S374_s02_T1/ego/metainfo.json

@@ -0,0 +1,812 @@
+{
+  "schema_version": "hand-warehouse/1.1",
+  "dataset_id": "HOI4D",
+  "release_id": "shared-v1.1",
+  "sequence_id": "ZY20210800004_H4_C3_N56_S374_s02_T1",
+  "camera_id": "ego",
+  "sample_type": "video",
+  "num_frames": 300,
+  "hand_slots": [
+    "left",
+    "right"
+  ],
+  "sampling": {
+    "type": "dense",
+    "source_fps": null,
+    "frames_ref": "camera/frames.jsonl",
+    "selection": {
+      "max_frames": null,
+      "source_sequence": "ZY20210800004/H4/C3/N56/S374/s02/T1"
+    }
+  },
+  "camera": {
+    "model": "pinhole",
+    "schema_id": "camera/pinhole/v1",
+    "image_size": [
+      1920,
+      1080
+    ]
+  },
+  "components": {
+    "rgb": {
+      "available": true,
+      "schema_id": "rgb/uint8/v1",
+      "data_ref": "observation/rgb.mkv",
+      "axes": [
+        "T",
+        "height",
+        "width",
+        "channel"
+      ],
+      "provenance": {
+        "kind": "format_conversion",
+        "method": "Verified source packet copy or lossless fixed-decoder RGB encoding"
+      },
+      "source_locator": {
+        "file": "/data0/xuzhefeng/Datasets/HOI4D/raw/data/HOI4D_release.zip",
+        "member": "HOI4D_release/ZY20210800004/H4/C3/N56/S374/s02/T1/align_rgb/image.mp4"
+      },
+      "storage": {
+        "profile": "mkv/source_copy/v1",
+        "codec": "h264",
+        "pixel_format": "yuv420p",
+        "encoded_size": [
+          1920,
+          1080
+        ],
+        "decoder": {
+          "name": "ffmpeg",
+          "version": "ffmpeg version 6.1.1-3ubuntu5 Copyright (c) 2000-2023 the FFmpeg developers",
+          "autorotate": false,
+          "color_space": "unknown",
+          "color_range": "unknown",
+          "color_primaries": "unknown",
+          "color_transfer": "unknown"
+        },
+        "encoder_parameters": {
+          "version": "ffmpeg version 6.1.1-3ubuntu5 Copyright (c) 2000-2023 the FFmpeg developers",
+          "stream_copy": true,
+          "keyframe_indices": [
+            0,
+            96
+          ]
+        },
+        "source_lossy": "unknown",
+        "storage_fps": "15/1",
+        "timebase_role": "index_only",
+        "preserve_source_pts": true
+      },
+      "valid_ref": "observation/rgb_valid.pt",
+      "valid_axes": [
+        "T"
+      ]
+    },
+    "intrinsic": {
+      "available": true,
+      "schema_id": "camera/pinhole/v1",
+      "data_ref": "camera/camera.pt",
+      "axes": [
+        "T",
+        "row",
+        "column"
+      ],
+      "provenance": {
+        "kind": "format_conversion",
+        "method": "Copy source annotation; normalize storage only"
+      },
+      "source_locator": {
+        "file": "/data0/xuzhefeng/Datasets/HOI4D/raw/data/camera_params.zip",
+        "member": "camera_params/ZY20210800004/intrin.npy"
+      },
+      "valid_ref": "camera/camera.pt",
+      "valid_axes": [
+        "T"
+      ],
+      "data_key": [
+        "intrinsic",
+        "data"
+      ],
+      "valid_key": [
+        "intrinsic",
+        "valid"
+      ],
+      "storage": {
+        "profile": "pt/tensor_bundle/v1"
+      },
+      "valid_storage": {
+        "profile": "pt/tensor_bundle/v1"
+      }
+    },
+    "extrinsic": {
+      "available": true,
+      "schema_id": "transform/se3/v1",
+      "data_ref": "camera/camera.pt",
+      "axes": [
+        "T",
+        "row",
+        "column"
+      ],
+      "provenance": {
+        "kind": "format_conversion",
+        "method": "Copy source annotation; normalize storage only"
+      },
+      "source_locator": {
+        "file": "/data0/xuzhefeng/Datasets/HOI4D/raw/data/HOI4D_annotations.zip",
+        "member": "HOI4D_annotations/ZY20210800004/H4/C3/N56/S374/s02/T1/3Dseg/output.log"
+      },
+      "valid_ref": "camera/camera.pt",
+      "valid_axes": [
+        "T"
+      ],
+      "convention": "T_camera_from_world",
+      "source_convention": "Open3D LOG camera-to-world; inverted",
+      "data_key": [
+        "extrinsic",
+        "data"
+      ],
+      "valid_key": [
+        "extrinsic",
+        "valid"
+      ],
+      "storage": {
+        "profile": "pt/tensor_bundle/v1"
+      },
+      "valid_storage": {
+        "profile": "pt/tensor_bundle/v1"
+      }
+    },
+    "mano": {
+      "available": true,
+      "schema_id": "mano/axis_angle61/v1",
+      "data_ref": "annotation/mano/mano.pt",
+      "axes": [
+        "T",
+        "hand",
+        "parameter"
+      ],
+      "provenance": {
+        "kind": "format_conversion",
+        "method": "Copy source annotation; normalize storage only"
+      },
+      "source_locator": {
+        "frames_ref": "camera/frames.jsonl",
+        "source_field": "component_sources"
+      },
+      "valid_ref": "annotation/mano/mano.pt",
+      "valid_axes": [
+        "T",
+        "hand"
+      ],
+      "model_profile": {
+        "version": "sha256:eab78181e459e156559df334b103d825e00c8711d2eeffee1cc176fb42051f4f",
+        "flat_hand_mean": true,
+        "left_shapedirs_correction": "not_applied",
+        "models": {
+          "left": {
+            "file": "MANO_LEFT.pkl",
+            "sha256": "c4022f7083f2ca7c78b2b3d595abbab52debd32b09d372b16923a801f0ea6a30"
+          },
+          "right": {
+            "file": "MANO_RIGHT.pkl",
+            "sha256": "45d60aa3b27ef9107a7afd4e00808f307fd91111e1cfa35afd5c4a62de264767"
+          }
+        }
+      },
+      "valid_policy": {
+        "revision": "usable-annotation-2026-09-20",
+        "meaning": "annotation usable for supervision, not merely record presence",
+        "source_rule": "Matched side pickle has complete finite poseCoeff (48), beta (10), trans (3), and model available; zero angles are valid",
+        "source_locator": {
+          "frames_ref": "camera/frames.jsonl",
+          "source_field": "component_sources"
+        },
+        "scope": [
+          "T",
+          "hand"
+        ],
+        "numerical_checks": "Schema shape, finite valid floats, SE(3) where applicable; malformed input aborts",
+        "official_qa": {
+          "status": "not_provided",
+          "reason": "No separate applicable official QA in selected source inputs"
+        },
+        "local_excluded_frame_indices": [],
+        "local_exclusion_reasons": {},
+        "visibility_independent": true
+      },
+      "data_key": [
+        "motion",
+        "data"
+      ],
+      "valid_key": [
+        "motion",
+        "valid"
+      ],
+      "storage": {
+        "profile": "pt/tensor_bundle/v1"
+      },
+      "valid_storage": {
+        "profile": "pt/tensor_bundle/v1"
+      }
+    },
+    "keypoints_uv": {
+      "available": true,
+      "schema_id": "keypoints/uv/v1",
+      "data_ref": "annotation/keypoints/keypoints.pt",
+      "axes": [
+        "T",
+        "hand",
+        "keypoint",
+        "coordinate"
+      ],
+      "provenance": {
+        "kind": "format_conversion",
+        "method": "Copy source annotation; normalize storage only"
+      },
+      "source_locator": {
+        "frames_ref": "camera/frames.jsonl",
+        "source_field": "component_sources"
+      },
+      "valid_ref": "annotation/keypoints/keypoints.pt",
+      "valid_axes": [
+        "T",
+        "hand",
+        "keypoint"
+      ],
+      "keypoint_schema": "mano21/v1",
+      "unit": "pixel",
+      "source_method": "Upstream fitted MANO projection already present in kps2D",
+      "valid_policy": {
+        "revision": "usable-annotation-2026-09-20",
+        "meaning": "annotation usable for supervision, not merely record presence",
+        "source_rule": "Matched side pickle has 21 finite native kps2D points; independently provided, no visibility gate",
+        "source_locator": {
+          "frames_ref": "camera/frames.jsonl",
+          "source_field": "component_sources"
+        },
+        "scope": [
+          "T",
+          "hand",
+          "keypoint"
+        ],
+        "numerical_checks": "Schema shape, finite valid floats, SE(3) where applicable; malformed input aborts",
+        "official_qa": {
+          "status": "not_provided",
+          "reason": "No separate applicable official QA in selected source inputs"
+        },
+        "local_excluded_frame_indices": [],
+        "local_exclusion_reasons": {},
+        "visibility_independent": true
+      },
+      "data_key": [
+        "uv",
+        "data"
+      ],
+      "valid_key": [
+        "uv",
+        "valid"
+      ],
+      "storage": {
+        "profile": "pt/tensor_bundle/v1"
+      },
+      "valid_storage": {
+        "profile": "pt/tensor_bundle/v1"
+      }
+    },
+    "segment": {
+      "available": true,
+      "schema_id": "segment/uint16_labels/v1",
+      "data_ref": "annotation/segment/mask.mkv",
+      "axes": [
+        "T",
+        "height",
+        "width"
+      ],
+      "provenance": {
+        "kind": "format_conversion",
+        "method": "Copy source annotation; normalize storage only"
+      },
+      "source_locator": {
+        "frames_ref": "camera/frames.jsonl",
+        "source_field": "component_sources"
+      },
+      "storage": {
+        "profile": "mkv/uint16_ffv1/v1",
+        "codec": "ffv1",
+        "pixel_format": "gray16le",
+        "encoded_size": [
+          1920,
+          1080
+        ],
+        "decoder": {
+          "name": "ffmpeg",
+          "version": "ffmpeg version 6.1.1-3ubuntu5 Copyright (c) 2000-2023 the FFmpeg developers",
+          "autorotate": false,
+          "color_space": "unknown",
+          "color_range": "unknown",
+          "color_primaries": "unknown",
+          "color_transfer": "unknown"
+        },
+        "encoder_parameters": {
+          "version": "ffmpeg version 6.1.1-3ubuntu5 Copyright (c) 2000-2023 the FFmpeg developers",
+          "name": "ffv1",
+          "arguments": [],
+          "threads": 2
+        },
+        "source_lossy": false,
+        "storage_fps": 30,
+        "timebase_role": "index_only"
+      },
+      "valid_ref": "annotation/segment/mask_valid.pt",
+      "valid_axes": [
+        "T"
+      ],
+      "segmentation_type": "part",
+      "mapping_ref": "annotation/segment/instances.jsonl",
+      "coverage": {
+        "kind": "unknown"
+      },
+      "valid_policy": {
+        "revision": "usable-annotation-2026-09-20",
+        "meaning": "annotation usable for supervision, not merely record presence",
+        "source_rule": "Source mask or shift_mask present with verified palette codes and entity/part mapping",
+        "source_locator": {
+          "frames_ref": "camera/frames.jsonl",
+          "source_field": "component_sources"
+        },
+        "scope": [
+          "T"
+        ],
+        "numerical_checks": "Schema shape, finite valid floats, SE(3) where applicable; malformed input aborts",
+        "official_qa": {
+          "status": "not_provided",
+          "reason": "No separate applicable official QA in selected source inputs"
+        },
+        "local_excluded_frame_indices": [],
+        "local_exclusion_reasons": {},
+        "visibility_independent": true
+      }
+    },
+    "pose_main_pose_Laptopkeyboard": {
+      "available": true,
+      "schema_id": "transform/se3/v1",
+      "data_ref": "annotation/object/main/object.pt",
+      "axes": [
+        "T",
+        "row",
+        "column"
+      ],
+      "provenance": {
+        "kind": "format_conversion",
+        "method": "Copy source annotation; normalize storage only"
+      },
+      "source_locator": {
+        "frames_ref": "camera/frames.jsonl",
+        "source_field": "component_sources"
+      },
+      "valid_ref": "annotation/object/main/object.pt",
+      "valid_axes": [
+        "T"
+      ],
+      "convention": "T_camera_from_part",
+      "unit": "m",
+      "source_label": "Laptopkeyboard",
+      "source_euler_order": "XYZ",
+      "definition": "https://github.com/hoi4d/ObjTracking/blob/main/process_data.py",
+      "valid_policy": {
+        "revision": "usable-annotation-2026-09-20",
+        "meaning": "annotation usable for supervision, not merely record presence",
+        "source_rule": "Matched source object record contains rotation and center; record identity retained",
+        "source_locator": {
+          "frames_ref": "camera/frames.jsonl",
+          "source_field": "component_sources"
+        },
+        "scope": [
+          "T"
+        ],
+        "numerical_checks": "Schema shape, finite valid floats, SE(3) where applicable; malformed input aborts",
+        "official_qa": {
+          "status": "not_provided",
+          "reason": "No separate applicable official QA in selected source inputs"
+        },
+        "local_excluded_frame_indices": [],
+        "local_exclusion_reasons": {},
+        "visibility_independent": true
+      },
+      "data_key": [
+        "parts",
+        "pose_Laptopkeyboard",
+        "pose",
+        "data"
+      ],
+      "valid_key": [
+        "parts",
+        "pose_Laptopkeyboard",
+        "pose",
+        "valid"
+      ],
+      "storage": {
+        "profile": "pt/tensor_bundle/v1"
+      },
+      "valid_storage": {
+        "profile": "pt/tensor_bundle/v1"
+      }
+    },
+    "dimensions_main_pose_Laptopkeyboard": {
+      "available": true,
+      "schema_id": "object/dimensions/v1",
+      "data_ref": "annotation/object/main/object.pt",
+      "axes": [
+        "T",
+        "dimension"
+      ],
+      "provenance": {
+        "kind": "format_conversion",
+        "method": "Copy source annotation; normalize storage only"
+      },
+      "source_locator": {
+        "frames_ref": "camera/frames.jsonl",
+        "source_field": "component_sources"
+      },
+      "valid_ref": "annotation/object/main/object.pt",
+      "valid_axes": [
+        "T"
+      ],
+      "dimensions_semantics": "source_unspecified",
+      "unit": "m",
+      "scale_applied_to_mesh": false,
+      "valid_policy": {
+        "revision": "usable-annotation-2026-09-20",
+        "meaning": "annotation usable for supervision, not merely record presence",
+        "source_rule": "Matched source object record contains dimensions; size/mesh relation remains source_unspecified",
+        "source_locator": {
+          "frames_ref": "camera/frames.jsonl",
+          "source_field": "component_sources"
+        },
+        "scope": [
+          "T"
+        ],
+        "numerical_checks": "Schema shape, finite valid floats, SE(3) where applicable; malformed input aborts",
+        "official_qa": {
+          "status": "not_provided",
+          "reason": "No separate applicable official QA in selected source inputs"
+        },
+        "local_excluded_frame_indices": [],
+        "local_exclusion_reasons": {},
+        "visibility_independent": true
+      },
+      "data_key": [
+        "parts",
+        "pose_Laptopkeyboard",
+        "dimensions",
+        "data"
+      ],
+      "valid_key": [
+        "parts",
+        "pose_Laptopkeyboard",
+        "dimensions",
+        "valid"
+      ],
+      "storage": {
+        "profile": "pt/tensor_bundle/v1"
+      },
+      "valid_storage": {
+        "profile": "pt/tensor_bundle/v1"
+      }
+    },
+    "pose_main_pose_Laptopdisplay": {
+      "available": true,
+      "schema_id": "transform/se3/v1",
+      "data_ref": "annotation/object/main/object.pt",
+      "axes": [
+        "T",
+        "row",
+        "column"
+      ],
+      "provenance": {
+        "kind": "format_conversion",
+        "method": "Copy source annotation; normalize storage only"
+      },
+      "source_locator": {
+        "frames_ref": "camera/frames.jsonl",
+        "source_field": "component_sources"
+      },
+      "valid_ref": "annotation/object/main/object.pt",
+      "valid_axes": [
+        "T"
+      ],
+      "convention": "T_camera_from_part",
+      "unit": "m",
+      "source_label": "Laptopdisplay",
+      "source_euler_order": "XYZ",
+      "definition": "https://github.com/hoi4d/ObjTracking/blob/main/process_data.py",
+      "valid_policy": {
+        "revision": "usable-annotation-2026-09-20",
+        "meaning": "annotation usable for supervision, not merely record presence",
+        "source_rule": "Matched source object record contains rotation and center; record identity retained",
+        "source_locator": {
+          "frames_ref": "camera/frames.jsonl",
+          "source_field": "component_sources"
+        },
+        "scope": [
+          "T"
+        ],
+        "numerical_checks": "Schema shape, finite valid floats, SE(3) where applicable; malformed input aborts",
+        "official_qa": {
+          "status": "not_provided",
+          "reason": "No separate applicable official QA in selected source inputs"
+        },
+        "local_excluded_frame_indices": [],
+        "local_exclusion_reasons": {},
+        "visibility_independent": true
+      },
+      "data_key": [
+        "parts",
+        "pose_Laptopdisplay",
+        "pose",
+        "data"
+      ],
+      "valid_key": [
+        "parts",
+        "pose_Laptopdisplay",
+        "pose",
+        "valid"
+      ],
+      "storage": {
+        "profile": "pt/tensor_bundle/v1"
+      },
+      "valid_storage": {
+        "profile": "pt/tensor_bundle/v1"
+      }
+    },
+    "dimensions_main_pose_Laptopdisplay": {
+      "available": true,
+      "schema_id": "object/dimensions/v1",
+      "data_ref": "annotation/object/main/object.pt",
+      "axes": [
+        "T",
+        "dimension"
+      ],
+      "provenance": {
+        "kind": "format_conversion",
+        "method": "Copy source annotation; normalize storage only"
+      },
+      "source_locator": {
+        "frames_ref": "camera/frames.jsonl",
+        "source_field": "component_sources"
+      },
+      "valid_ref": "annotation/object/main/object.pt",
+      "valid_axes": [
+        "T"
+      ],
+      "dimensions_semantics": "source_unspecified",
+      "unit": "m",
+      "scale_applied_to_mesh": false,
+      "valid_policy": {
+        "revision": "usable-annotation-2026-09-20",
+        "meaning": "annotation usable for supervision, not merely record presence",
+        "source_rule": "Matched source object record contains dimensions; size/mesh relation remains source_unspecified",
+        "source_locator": {
+          "frames_ref": "camera/frames.jsonl",
+          "source_field": "component_sources"
+        },
+        "scope": [
+          "T"
+        ],
+        "numerical_checks": "Schema shape, finite valid floats, SE(3) where applicable; malformed input aborts",
+        "official_qa": {
+          "status": "not_provided",
+          "reason": "No separate applicable official QA in selected source inputs"
+        },
+        "local_excluded_frame_indices": [],
+        "local_exclusion_reasons": {},
+        "visibility_independent": true
+      },
+      "data_key": [
+        "parts",
+        "pose_Laptopdisplay",
+        "dimensions",
+        "data"
+      ],
+      "valid_key": [
+        "parts",
+        "pose_Laptopdisplay",
+        "dimensions",
+        "valid"
+      ],
+      "storage": {
+        "profile": "pt/tensor_bundle/v1"
+      },
+      "valid_storage": {
+        "profile": "pt/tensor_bundle/v1"
+      }
+    },
+    "mesh_main_objs_new_1_obj": {
+      "available": true,
+      "schema_id": "mesh/obj/v1",
+      "data_ref": "annotation/object/main/assets/objs/new-1.obj",
+      "axes": [
+        "vertex"
+      ],
+      "provenance": {
+        "kind": "format_conversion",
+        "method": "Copy source annotation; normalize storage only"
+      },
+      "source_locator": {
+        "file": "/data0/xuzhefeng/Datasets/HOI4D/raw/data/HOI4D_CAD_Model_for_release.zip",
+        "member": "HOI4D_CAD_Model_for_release/articulated/Laptop/056/objs/new-1.obj"
+      },
+      "unit": "m",
+      "valid": true,
+      "scale_applied_to_mesh": false,
+      "dimensions_semantics": "source_unspecified"
+    },
+    "mesh_main_objs_new_0_align_obj": {
+      "available": true,
+      "schema_id": "mesh/obj/v1",
+      "data_ref": "annotation/object/main/assets/objs/new-0-align.obj",
+      "axes": [
+        "vertex"
+      ],
+      "provenance": {
+        "kind": "format_conversion",
+        "method": "Copy source annotation; normalize storage only"
+      },
+      "source_locator": {
+        "file": "/data0/xuzhefeng/Datasets/HOI4D/raw/data/HOI4D_CAD_Model_for_release.zip",
+        "member": "HOI4D_CAD_Model_for_release/articulated/Laptop/056/objs/new-0-align.obj"
+      },
+      "unit": "m",
+      "valid": true,
+      "scale_applied_to_mesh": false,
+      "dimensions_semantics": "source_unspecified"
+    },
+    "mesh_main_objs_new_1_align_obj": {
+      "available": true,
+      "schema_id": "mesh/obj/v1",
+      "data_ref": "annotation/object/main/assets/objs/new-1-align.obj",
+      "axes": [
+        "vertex"
+      ],
+      "provenance": {
+        "kind": "format_conversion",
+        "method": "Copy source annotation; normalize storage only"
+      },
+      "source_locator": {
+        "file": "/data0/xuzhefeng/Datasets/HOI4D/raw/data/HOI4D_CAD_Model_for_release.zip",
+        "member": "HOI4D_CAD_Model_for_release/articulated/Laptop/056/objs/new-1-align.obj"
+      },
+      "unit": "m",
+      "valid": true,
+      "scale_applied_to_mesh": false,
+      "dimensions_semantics": "source_unspecified"
+    },
+    "mesh_main_objs_new_0_obj": {
+      "available": true,
+      "schema_id": "mesh/obj/v1",
+      "data_ref": "annotation/object/main/assets/objs/new-0.obj",
+      "axes": [
+        "vertex"
+      ],
+      "provenance": {
+        "kind": "format_conversion",
+        "method": "Copy source annotation; normalize storage only"
+      },
+      "source_locator": {
+        "file": "/data0/xuzhefeng/Datasets/HOI4D/raw/data/HOI4D_CAD_Model_for_release.zip",
+        "member": "HOI4D_CAD_Model_for_release/articulated/Laptop/056/objs/new-0.obj"
+      },
+      "unit": "m",
+      "valid": true,
+      "scale_applied_to_mesh": false,
+      "dimensions_semantics": "source_unspecified"
+    },
+    "articulation_main": {
+      "available": true,
+      "schema_id": "object/articulated/v1",
+      "data_ref": "annotation/object/main/articulation.json",
+      "axes": [],
+      "provenance": {
+        "kind": "format_conversion",
+        "method": "Copy source annotation; normalize storage only"
+      },
+      "source_locator": {
+        "frames_ref": "camera/frames.jsonl",
+        "source_field": "component_sources"
+      }
+    },
+    "depth": {
+      "available": true,
+      "schema_id": "depth/z_float32/v1",
+      "data_ref": "observation/depth.mkv",
+      "axes": [
+        "T",
+        "height",
+        "width"
+      ],
+      "provenance": {
+        "kind": "format_conversion",
+        "method": "Copy source annotation; normalize storage only"
+      },
+      "source_locator": {
+        "files": [
+          "/data0/xuzhefeng/Datasets/HOI4D/raw/data/DEPTH/HOI4D_depth_video.tar.gz0",
+          "/data0/xuzhefeng/Datasets/HOI4D/raw/data/DEPTH/HOI4D_depth_video.tar.gz1",
+          "/data0/xuzhefeng/Datasets/HOI4D/raw/data/DEPTH/HOI4D_depth_video.tar.gz2",
+          "/data0/xuzhefeng/Datasets/HOI4D/raw/data/DEPTH/HOI4D_depth_video.tar.gz3",
+          "/data0/xuzhefeng/Datasets/HOI4D/raw/data/DEPTH/HOI4D_depth_video.tar.gz4",
+          "/data0/xuzhefeng/Datasets/HOI4D/raw/data/DEPTH/HOI4D_depth_video.tar.gz5",
+          "/data0/xuzhefeng/Datasets/HOI4D/raw/data/DEPTH/HOI4D_depth_video.tar.gz6"
+        ],
+        "member": "HOI4D_depth_video/ZY20210800004/H4/C3/N56/S374/s02/T1/align_depth/depth_video.avi",
+        "conversion": "registered millimetre camera-Z to metres"
+      },
+      "storage": {
+        "profile": "mkv/depth_float32_bits/v1",
+        "codec": "ffv1",
+        "pixel_format": "gray16le",
+        "encoded_size": [
+          3840,
+          1080
+        ],
+        "decoder": {
+          "name": "ffmpeg",
+          "version": "ffmpeg version 6.1.1-3ubuntu5 Copyright (c) 2000-2023 the FFmpeg developers",
+          "autorotate": false,
+          "color_space": "unknown",
+          "color_range": "unknown",
+          "color_primaries": "unknown",
+          "color_transfer": "unknown"
+        },
+        "encoder_parameters": {
+          "version": "ffmpeg version 6.1.1-3ubuntu5 Copyright (c) 2000-2023 the FFmpeg developers",
+          "name": "ffv1",
+          "arguments": [],
+          "threads": 2
+        },
+        "source_lossy": false,
+        "storage_fps": 30,
+        "timebase_role": "index_only"
+      },
+      "valid_storage": {
+        "profile": "mkv/bool_ffv1/v1",
+        "codec": "ffv1",
+        "pixel_format": "gray",
+        "encoded_size": [
+          1920,
+          1080
+        ],
+        "decoder": {
+          "name": "ffmpeg",
+          "version": "ffmpeg version 6.1.1-3ubuntu5 Copyright (c) 2000-2023 the FFmpeg developers",
+          "autorotate": false,
+          "color_space": "unknown",
+          "color_range": "unknown",
+          "color_primaries": "unknown",
+          "color_transfer": "unknown"
+        },
+        "encoder_parameters": {
+          "version": "ffmpeg version 6.1.1-3ubuntu5 Copyright (c) 2000-2023 the FFmpeg developers",
+          "name": "ffv1",
+          "arguments": [],
+          "threads": 2
+        },
+        "source_lossy": false,
+        "storage_fps": 30,
+        "timebase_role": "index_only"
+      },
+      "valid_ref": "observation/depth_valid.mkv",
+      "valid_axes": [
+        "T",
+        "height",
+        "width"
+      ],
+      "unit": "m",
+      "depth_type": "z",
+      "depth_origin": "measured",
+      "invalid_value": "NaN"
+    }
+  },
+  "split": "unknown",
+  "view_type": "ego",
+  "split_reason": "No verified official split mapping available for this sequence"
+}

HOI4D/shared-v1.1/data/ZY20210800004_H4_C3_N56_S374_s02_T1/ego/observation/depth.mkv

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:ce9af3dc3d07d7a9c89892aa97b9decd37277e2976db471213123c35f0e16c3a
+size 154104000

HOI4D/shared-v1.1/data/ZY20210800004_H4_C3_N56_S374_s02_T1/ego/observation/depth_valid.mkv

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:26fbe3fd1827dd2df2f788674cca13c989f74fb5f53241734f58fb51cab4f691
+size 1577975

HOI4D/shared-v1.1/data/ZY20210800004_H4_C3_N56_S374_s02_T1/ego/observation/rgb.mkv

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:4409099f9e756340fde4a9dfea65674bb955c578ebcddef624d97cd1e80875e2
+size 12361926

HOI4D/shared-v1.1/data/ZY20210800004_H4_C3_N56_S374_s02_T1/ego/observation/rgb_valid.pt

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:b9d5ce3fd090734968a97c1897f1b561135ec8c4a10cf7da5e54e3f7feb9ddf1
+size 1847

HOI4D/shared-v1.1/data/ZY20210800004_H4_C3_N56_S375_s01_T2/ego/annotation/keypoints/keypoints.pt

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:6eab77196f87fc2026a242fc3136a51b34cc178705fde5b0bec0b6aea6453a76
+size 115277

HOI4D/shared-v1.1/data/ZY20210800004_H4_C3_N56_S375_s01_T2/ego/annotation/mano/mano.pt

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:e2bee164765048913004fceb0dfdac4d5c128b6a0b221684035089b7a58fccd4
+size 148837

HOI4D/shared-v1.1/data/ZY20210800004_H4_C3_N56_S375_s01_T2/ego/annotation/object/main/articulation.json

@@ -0,0 +1,69 @@
+{
+  "parts": [
+    {
+      "part_id": "region_1",
+      "parent_id": null,
+      "has_model": false,
+      "mesh_ref": null,
+      "source_region_code": 1,
+      "name": "Screen"
+    },
+    {
+      "part_id": "region_3",
+      "parent_id": null,
+      "has_model": false,
+      "mesh_ref": null,
+      "source_region_code": 3,
+      "name": "Keyboard"
+    },
+    {
+      "part_id": "pose_Laptopkeyboard",
+      "parent_id": null,
+      "has_model": false,
+      "mesh_ref": null,
+      "source_label": "Laptopkeyboard"
+    },
+    {
+      "part_id": "pose_Laptopdisplay",
+      "parent_id": null,
+      "has_model": false,
+      "mesh_ref": null,
+      "source_label": "Laptopdisplay"
+    },
+    {
+      "part_id": "asset_objs_new_1_obj",
+      "parent_id": null,
+      "has_model": true,
+      "mesh_ref": "annotation/object/main/assets/objs/new-1.obj",
+      "source_asset": "objs/new-1.obj",
+      "note": "Source asset; correspondence to motion part labels remains unverified"
+    },
+    {
+      "part_id": "asset_objs_new_0_align_obj",
+      "parent_id": null,
+      "has_model": true,
+      "mesh_ref": "annotation/object/main/assets/objs/new-0-align.obj",
+      "source_asset": "objs/new-0-align.obj",
+      "note": "Source asset; correspondence to motion part labels remains unverified"
+    },
+    {
+      "part_id": "asset_objs_new_1_align_obj",
+      "parent_id": null,
+      "has_model": true,
+      "mesh_ref": "annotation/object/main/assets/objs/new-1-align.obj",
+      "source_asset": "objs/new-1-align.obj",
+      "note": "Source asset; correspondence to motion part labels remains unverified"
+    },
+    {
+      "part_id": "asset_objs_new_0_obj",
+      "parent_id": null,
+      "has_model": true,
+      "mesh_ref": "annotation/object/main/assets/objs/new-0.obj",
+      "source_asset": "objs/new-0.obj",
+      "note": "Source asset; correspondence to motion part labels remains unverified"
+    }
+  ],
+  "joints": [],
+  "hierarchy_semantics": "semantic_containment",
+  "note": "Unassociated source region, motion and asset nodes; original CAD trees retained in assets"
+}

HOI4D/shared-v1.1/data/ZY20210800004_H4_C3_N56_S375_s01_T2/ego/annotation/object/main/assets/meta.json

@@ -0,0 +1 @@
+{"user_id": "leoly", "model_cat": "Laptop", "model_id": "laptop056", "version": "1", "anno_id": "409", "time_in_sec": "142"}

HOI4D/shared-v1.1/data/ZY20210800004_H4_C3_N56_S375_s01_T2/ego/annotation/object/main/assets/mobility_v2.json

@@ -0,0 +1 @@
+[{"id":0,"parent":1,"joint":"铰链（旋转）","name":"screen_frame","parts":[{"id":4,"name":"screen_frame","children":[]}],"jointData":{"axis":{"origin":[-0.09843042514473199,0,-0.09923113586753605],"direction":[0,1,0]},"limit":{"a":91.44,"b":-60,"noLimit":false}}},{"id":1,"parent":-1,"joint":"自由","name":"base_frame","parts":[{"id":3,"name":"base_frame","children":[]}],"jointData":{}}]

HOI4D/shared-v1.1/data/ZY20210800004_H4_C3_N56_S375_s01_T2/ego/annotation/object/main/assets/result.json

@@ -0,0 +1 @@
+[{"id": 0, "name": "laptop", "text": "Laptop", "children": [{"id": 1, "name": "screen_side", "text": "Screen Side", "children": [{"id": 4, "name": "screen_frame", "text": "Screen Frame", "objs": ["new-0"]}]}, {"id": 2, "name": "base_side", "text": "Base Side", "children": [{"id": 3, "name": "base_frame", "text": "Base Frame", "objs": ["new-1"]}]}]}]

HOI4D/shared-v1.1/data/ZY20210800004_H4_C3_N56_S375_s01_T2/ego/annotation/object/main/metainfo.json

@@ -0,0 +1,20 @@
+{
+  "object_id": "main",
+  "identity_scope": "sequence",
+  "scope_id": "ZY20210800004_H4_C3_N56_S375_s01_T2",
+  "source_locator": {
+    "file": "/data0/xuzhefeng/Datasets/HOI4D/raw/data/HOI4D_annotations.zip",
+    "member": "HOI4D_annotations/ZY20210800004/H4/C3/N56/S375/s01/T2/2Dseg/shift_mask/00000.png",
+    "sha256": "35c7f3cd1d43531e4f3f8aa14811864ecfb1f42499a1396cfadce5e969a6bc4d"
+  },
+  "has_model": true,
+  "category_id": 3,
+  "source_object_id": null,
+  "asset_refs": [
+    "annotation/object/main/assets/objs/new-1.obj",
+    "annotation/object/main/assets/objs/new-0-align.obj",
+    "annotation/object/main/assets/objs/new-1-align.obj",
+    "annotation/object/main/assets/objs/new-0.obj"
+  ],
+  "articulation_ref": "annotation/object/main/articulation.json"
+}

HOI4D/shared-v1.1/data/ZY20210800004_H4_C3_N56_S375_s01_T2/ego/annotation/object/main/object.pt

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:707810e7828b8343a696433d49f0d121d9f5acf765e50704b7f3ca0d7cc43d01
+size 50089

HOI4D/shared-v1.1/data/ZY20210800004_H4_C3_N56_S375_s01_T2/ego/annotation/object/unknown_region_6/metainfo.json

@@ -0,0 +1,13 @@
+{
+  "object_id": "unknown_region_6",
+  "identity_scope": "sequence",
+  "scope_id": "ZY20210800004_H4_C3_N56_S375_s01_T2",
+  "source_locator": {
+    "file": "/data0/xuzhefeng/Datasets/HOI4D/raw/data/HOI4D_annotations.zip",
+    "member": "HOI4D_annotations/ZY20210800004/H4/C3/N56/S375/s01/T2/2Dseg/shift_mask/00129.png",
+    "sha256": "52e1b1e43a82fbb8c37b20c58942c08fef70b002f3706fcac7d0510043a25436"
+  },
+  "has_model": false,
+  "category_id": null,
+  "source_object_id": null
+}

HOI4D/shared-v1.1/data/ZY20210800004_H4_C3_N56_S375_s01_T2/ego/annotation/segment/mask.mkv

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:52a2c040a16f545abf1e52417a62c00e5e65278267833caf8987f7f7c89f09e9
+size 5541457

HOI4D/shared-v1.1/data/ZY20210800004_H4_C3_N56_S375_s01_T2/ego/annotation/segment/mask_valid.pt

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:482317b8cb5657c2b75c8a0d284ed860272af6fa81f5e0129fe4b73b6c14bb64
+size 1854

HOI4D/shared-v1.1/data/ZY20210800004_H4_C3_N56_S375_s01_T2/ego/camera/camera.pt

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:53b094b9ac2cd2e0fea8df88cb5cfaf9ec5e58c6d1cbc43f47d67d6737b7a4be
+size 32881

HOI4D/shared-v1.1/data/ZY20210800004_H4_C3_N56_S375_s01_T2/ego/metainfo.json

@@ -0,0 +1,815 @@
+{
+  "schema_version": "hand-warehouse/1.1",
+  "dataset_id": "HOI4D",
+  "release_id": "shared-v1.1",
+  "sequence_id": "ZY20210800004_H4_C3_N56_S375_s01_T2",
+  "camera_id": "ego",
+  "sample_type": "video",
+  "num_frames": 300,
+  "hand_slots": [
+    "left",
+    "right"
+  ],
+  "sampling": {
+    "type": "dense",
+    "source_fps": null,
+    "frames_ref": "camera/frames.jsonl",
+    "selection": {
+      "max_frames": null,
+      "source_sequence": "ZY20210800004/H4/C3/N56/S375/s01/T2"
+    }
+  },
+  "camera": {
+    "model": "pinhole",
+    "schema_id": "camera/pinhole/v1",
+    "image_size": [
+      1920,
+      1080
+    ]
+  },
+  "components": {
+    "rgb": {
+      "available": true,
+      "schema_id": "rgb/uint8/v1",
+      "data_ref": "observation/rgb.mkv",
+      "axes": [
+        "T",
+        "height",
+        "width",
+        "channel"
+      ],
+      "provenance": {
+        "kind": "format_conversion",
+        "method": "Verified source packet copy or lossless fixed-decoder RGB encoding"
+      },
+      "source_locator": {
+        "file": "/data0/xuzhefeng/Datasets/HOI4D/raw/data/HOI4D_release.zip",
+        "member": "HOI4D_release/ZY20210800004/H4/C3/N56/S375/s01/T2/align_rgb/image.mp4"
+      },
+      "storage": {
+        "profile": "mkv/source_copy/v1",
+        "codec": "h264",
+        "pixel_format": "yuv420p",
+        "encoded_size": [
+          1920,
+          1080
+        ],
+        "decoder": {
+          "name": "ffmpeg",
+          "version": "ffmpeg version 6.1.1-3ubuntu5 Copyright (c) 2000-2023 the FFmpeg developers",
+          "autorotate": false,
+          "color_space": "unknown",
+          "color_range": "unknown",
+          "color_primaries": "unknown",
+          "color_transfer": "unknown"
+        },
+        "encoder_parameters": {
+          "version": "ffmpeg version 6.1.1-3ubuntu5 Copyright (c) 2000-2023 the FFmpeg developers",
+          "stream_copy": true,
+          "keyframe_indices": [
+            0,
+            53,
+            107,
+            212,
+            233
+          ]
+        },
+        "source_lossy": "unknown",
+        "storage_fps": "15/1",
+        "timebase_role": "index_only",
+        "preserve_source_pts": true
+      },
+      "valid_ref": "observation/rgb_valid.pt",
+      "valid_axes": [
+        "T"
+      ]
+    },
+    "intrinsic": {
+      "available": true,
+      "schema_id": "camera/pinhole/v1",
+      "data_ref": "camera/camera.pt",
+      "axes": [
+        "T",
+        "row",
+        "column"
+      ],
+      "provenance": {
+        "kind": "format_conversion",
+        "method": "Copy source annotation; normalize storage only"
+      },
+      "source_locator": {
+        "file": "/data0/xuzhefeng/Datasets/HOI4D/raw/data/camera_params.zip",
+        "member": "camera_params/ZY20210800004/intrin.npy"
+      },
+      "valid_ref": "camera/camera.pt",
+      "valid_axes": [
+        "T"
+      ],
+      "data_key": [
+        "intrinsic",
+        "data"
+      ],
+      "valid_key": [
+        "intrinsic",
+        "valid"
+      ],
+      "storage": {
+        "profile": "pt/tensor_bundle/v1"
+      },
+      "valid_storage": {
+        "profile": "pt/tensor_bundle/v1"
+      }
+    },
+    "extrinsic": {
+      "available": true,
+      "schema_id": "transform/se3/v1",
+      "data_ref": "camera/camera.pt",
+      "axes": [
+        "T",
+        "row",
+        "column"
+      ],
+      "provenance": {
+        "kind": "format_conversion",
+        "method": "Copy source annotation; normalize storage only"
+      },
+      "source_locator": {
+        "file": "/data0/xuzhefeng/Datasets/HOI4D/raw/data/HOI4D_annotations.zip",
+        "member": "HOI4D_annotations/ZY20210800004/H4/C3/N56/S375/s01/T2/3Dseg/output.log"
+      },
+      "valid_ref": "camera/camera.pt",
+      "valid_axes": [
+        "T"
+      ],
+      "convention": "T_camera_from_world",
+      "source_convention": "Open3D LOG camera-to-world; inverted",
+      "data_key": [
+        "extrinsic",
+        "data"
+      ],
+      "valid_key": [
+        "extrinsic",
+        "valid"
+      ],
+      "storage": {
+        "profile": "pt/tensor_bundle/v1"
+      },
+      "valid_storage": {
+        "profile": "pt/tensor_bundle/v1"
+      }
+    },
+    "mano": {
+      "available": true,
+      "schema_id": "mano/axis_angle61/v1",
+      "data_ref": "annotation/mano/mano.pt",
+      "axes": [
+        "T",
+        "hand",
+        "parameter"
+      ],
+      "provenance": {
+        "kind": "format_conversion",
+        "method": "Copy source annotation; normalize storage only"
+      },
+      "source_locator": {
+        "frames_ref": "camera/frames.jsonl",
+        "source_field": "component_sources"
+      },
+      "valid_ref": "annotation/mano/mano.pt",
+      "valid_axes": [
+        "T",
+        "hand"
+      ],
+      "model_profile": {
+        "version": "sha256:eab78181e459e156559df334b103d825e00c8711d2eeffee1cc176fb42051f4f",
+        "flat_hand_mean": true,
+        "left_shapedirs_correction": "not_applied",
+        "models": {
+          "left": {
+            "file": "MANO_LEFT.pkl",
+            "sha256": "c4022f7083f2ca7c78b2b3d595abbab52debd32b09d372b16923a801f0ea6a30"
+          },
+          "right": {
+            "file": "MANO_RIGHT.pkl",
+            "sha256": "45d60aa3b27ef9107a7afd4e00808f307fd91111e1cfa35afd5c4a62de264767"
+          }
+        }
+      },
+      "valid_policy": {
+        "revision": "usable-annotation-2026-09-20",
+        "meaning": "annotation usable for supervision, not merely record presence",
+        "source_rule": "Matched side pickle has complete finite poseCoeff (48), beta (10), trans (3), and model available; zero angles are valid",
+        "source_locator": {
+          "frames_ref": "camera/frames.jsonl",
+          "source_field": "component_sources"
+        },
+        "scope": [
+          "T",
+          "hand"
+        ],
+        "numerical_checks": "Schema shape, finite valid floats, SE(3) where applicable; malformed input aborts",
+        "official_qa": {
+          "status": "not_provided",
+          "reason": "No separate applicable official QA in selected source inputs"
+        },
+        "local_excluded_frame_indices": [],
+        "local_exclusion_reasons": {},
+        "visibility_independent": true
+      },
+      "data_key": [
+        "motion",
+        "data"
+      ],
+      "valid_key": [
+        "motion",
+        "valid"
+      ],
+      "storage": {
+        "profile": "pt/tensor_bundle/v1"
+      },
+      "valid_storage": {
+        "profile": "pt/tensor_bundle/v1"
+      }
+    },
+    "keypoints_uv": {
+      "available": true,
+      "schema_id": "keypoints/uv/v1",
+      "data_ref": "annotation/keypoints/keypoints.pt",
+      "axes": [
+        "T",
+        "hand",
+        "keypoint",
+        "coordinate"
+      ],
+      "provenance": {
+        "kind": "format_conversion",
+        "method": "Copy source annotation; normalize storage only"
+      },
+      "source_locator": {
+        "frames_ref": "camera/frames.jsonl",
+        "source_field": "component_sources"
+      },
+      "valid_ref": "annotation/keypoints/keypoints.pt",
+      "valid_axes": [
+        "T",
+        "hand",
+        "keypoint"
+      ],
+      "keypoint_schema": "mano21/v1",
+      "unit": "pixel",
+      "source_method": "Upstream fitted MANO projection already present in kps2D",
+      "valid_policy": {
+        "revision": "usable-annotation-2026-09-20",
+        "meaning": "annotation usable for supervision, not merely record presence",
+        "source_rule": "Matched side pickle has 21 finite native kps2D points; independently provided, no visibility gate",
+        "source_locator": {
+          "frames_ref": "camera/frames.jsonl",
+          "source_field": "component_sources"
+        },
+        "scope": [
+          "T",
+          "hand",
+          "keypoint"
+        ],
+        "numerical_checks": "Schema shape, finite valid floats, SE(3) where applicable; malformed input aborts",
+        "official_qa": {
+          "status": "not_provided",
+          "reason": "No separate applicable official QA in selected source inputs"
+        },
+        "local_excluded_frame_indices": [],
+        "local_exclusion_reasons": {},
+        "visibility_independent": true
+      },
+      "data_key": [
+        "uv",
+        "data"
+      ],
+      "valid_key": [
+        "uv",
+        "valid"
+      ],
+      "storage": {
+        "profile": "pt/tensor_bundle/v1"
+      },
+      "valid_storage": {
+        "profile": "pt/tensor_bundle/v1"
+      }
+    },
+    "segment": {
+      "available": true,
+      "schema_id": "segment/uint16_labels/v1",
+      "data_ref": "annotation/segment/mask.mkv",
+      "axes": [
+        "T",
+        "height",
+        "width"
+      ],
+      "provenance": {
+        "kind": "format_conversion",
+        "method": "Copy source annotation; normalize storage only"
+      },
+      "source_locator": {
+        "frames_ref": "camera/frames.jsonl",
+        "source_field": "component_sources"
+      },
+      "storage": {
+        "profile": "mkv/uint16_ffv1/v1",
+        "codec": "ffv1",
+        "pixel_format": "gray16le",
+        "encoded_size": [
+          1920,
+          1080
+        ],
+        "decoder": {
+          "name": "ffmpeg",
+          "version": "ffmpeg version 6.1.1-3ubuntu5 Copyright (c) 2000-2023 the FFmpeg developers",
+          "autorotate": false,
+          "color_space": "unknown",
+          "color_range": "unknown",
+          "color_primaries": "unknown",
+          "color_transfer": "unknown"
+        },
+        "encoder_parameters": {
+          "version": "ffmpeg version 6.1.1-3ubuntu5 Copyright (c) 2000-2023 the FFmpeg developers",
+          "name": "ffv1",
+          "arguments": [],
+          "threads": 2
+        },
+        "source_lossy": false,
+        "storage_fps": 30,
+        "timebase_role": "index_only"
+      },
+      "valid_ref": "annotation/segment/mask_valid.pt",
+      "valid_axes": [
+        "T"
+      ],
+      "segmentation_type": "part",
+      "mapping_ref": "annotation/segment/instances.jsonl",
+      "coverage": {
+        "kind": "unknown"
+      },
+      "valid_policy": {
+        "revision": "usable-annotation-2026-09-20",
+        "meaning": "annotation usable for supervision, not merely record presence",
+        "source_rule": "Source mask or shift_mask present with verified palette codes and entity/part mapping",
+        "source_locator": {
+          "frames_ref": "camera/frames.jsonl",
+          "source_field": "component_sources"
+        },
+        "scope": [
+          "T"
+        ],
+        "numerical_checks": "Schema shape, finite valid floats, SE(3) where applicable; malformed input aborts",
+        "official_qa": {
+          "status": "not_provided",
+          "reason": "No separate applicable official QA in selected source inputs"
+        },
+        "local_excluded_frame_indices": [],
+        "local_exclusion_reasons": {},
+        "visibility_independent": true
+      }
+    },
+    "pose_main_pose_Laptopkeyboard": {
+      "available": true,
+      "schema_id": "transform/se3/v1",
+      "data_ref": "annotation/object/main/object.pt",
+      "axes": [
+        "T",
+        "row",
+        "column"
+      ],
+      "provenance": {
+        "kind": "format_conversion",
+        "method": "Copy source annotation; normalize storage only"
+      },
+      "source_locator": {
+        "frames_ref": "camera/frames.jsonl",
+        "source_field": "component_sources"
+      },
+      "valid_ref": "annotation/object/main/object.pt",
+      "valid_axes": [
+        "T"
+      ],
+      "convention": "T_camera_from_part",
+      "unit": "m",
+      "source_label": "Laptopkeyboard",
+      "source_euler_order": "XYZ",
+      "definition": "https://github.com/hoi4d/ObjTracking/blob/main/process_data.py",
+      "valid_policy": {
+        "revision": "usable-annotation-2026-09-20",
+        "meaning": "annotation usable for supervision, not merely record presence",
+        "source_rule": "Matched source object record contains rotation and center; record identity retained",
+        "source_locator": {
+          "frames_ref": "camera/frames.jsonl",
+          "source_field": "component_sources"
+        },
+        "scope": [
+          "T"
+        ],
+        "numerical_checks": "Schema shape, finite valid floats, SE(3) where applicable; malformed input aborts",
+        "official_qa": {
+          "status": "not_provided",
+          "reason": "No separate applicable official QA in selected source inputs"
+        },
+        "local_excluded_frame_indices": [],
+        "local_exclusion_reasons": {},
+        "visibility_independent": true
+      },
+      "data_key": [
+        "parts",
+        "pose_Laptopkeyboard",
+        "pose",
+        "data"
+      ],
+      "valid_key": [
+        "parts",
+        "pose_Laptopkeyboard",
+        "pose",
+        "valid"
+      ],
+      "storage": {
+        "profile": "pt/tensor_bundle/v1"
+      },
+      "valid_storage": {
+        "profile": "pt/tensor_bundle/v1"
+      }
+    },
+    "dimensions_main_pose_Laptopkeyboard": {
+      "available": true,
+      "schema_id": "object/dimensions/v1",
+      "data_ref": "annotation/object/main/object.pt",
+      "axes": [
+        "T",
+        "dimension"
+      ],
+      "provenance": {
+        "kind": "format_conversion",
+        "method": "Copy source annotation; normalize storage only"
+      },
+      "source_locator": {
+        "frames_ref": "camera/frames.jsonl",
+        "source_field": "component_sources"
+      },
+      "valid_ref": "annotation/object/main/object.pt",
+      "valid_axes": [
+        "T"
+      ],
+      "dimensions_semantics": "source_unspecified",
+      "unit": "m",
+      "scale_applied_to_mesh": false,
+      "valid_policy": {
+        "revision": "usable-annotation-2026-09-20",
+        "meaning": "annotation usable for supervision, not merely record presence",
+        "source_rule": "Matched source object record contains dimensions; size/mesh relation remains source_unspecified",
+        "source_locator": {
+          "frames_ref": "camera/frames.jsonl",
+          "source_field": "component_sources"
+        },
+        "scope": [
+          "T"
+        ],
+        "numerical_checks": "Schema shape, finite valid floats, SE(3) where applicable; malformed input aborts",
+        "official_qa": {
+          "status": "not_provided",
+          "reason": "No separate applicable official QA in selected source inputs"
+        },
+        "local_excluded_frame_indices": [],
+        "local_exclusion_reasons": {},
+        "visibility_independent": true
+      },
+      "data_key": [
+        "parts",
+        "pose_Laptopkeyboard",
+        "dimensions",
+        "data"
+      ],
+      "valid_key": [
+        "parts",
+        "pose_Laptopkeyboard",
+        "dimensions",
+        "valid"
+      ],
+      "storage": {
+        "profile": "pt/tensor_bundle/v1"
+      },
+      "valid_storage": {
+        "profile": "pt/tensor_bundle/v1"
+      }
+    },
+    "pose_main_pose_Laptopdisplay": {
+      "available": true,
+      "schema_id": "transform/se3/v1",
+      "data_ref": "annotation/object/main/object.pt",
+      "axes": [
+        "T",
+        "row",
+        "column"
+      ],
+      "provenance": {
+        "kind": "format_conversion",
+        "method": "Copy source annotation; normalize storage only"
+      },
+      "source_locator": {
+        "frames_ref": "camera/frames.jsonl",
+        "source_field": "component_sources"
+      },
+      "valid_ref": "annotation/object/main/object.pt",
+      "valid_axes": [
+        "T"
+      ],
+      "convention": "T_camera_from_part",
+      "unit": "m",
+      "source_label": "Laptopdisplay",
+      "source_euler_order": "XYZ",
+      "definition": "https://github.com/hoi4d/ObjTracking/blob/main/process_data.py",
+      "valid_policy": {
+        "revision": "usable-annotation-2026-09-20",
+        "meaning": "annotation usable for supervision, not merely record presence",
+        "source_rule": "Matched source object record contains rotation and center; record identity retained",
+        "source_locator": {
+          "frames_ref": "camera/frames.jsonl",
+          "source_field": "component_sources"
+        },
+        "scope": [
+          "T"
+        ],
+        "numerical_checks": "Schema shape, finite valid floats, SE(3) where applicable; malformed input aborts",
+        "official_qa": {
+          "status": "not_provided",
+          "reason": "No separate applicable official QA in selected source inputs"
+        },
+        "local_excluded_frame_indices": [],
+        "local_exclusion_reasons": {},
+        "visibility_independent": true
+      },
+      "data_key": [
+        "parts",
+        "pose_Laptopdisplay",
+        "pose",
+        "data"
+      ],
+      "valid_key": [
+        "parts",
+        "pose_Laptopdisplay",
+        "pose",
+        "valid"
+      ],
+      "storage": {
+        "profile": "pt/tensor_bundle/v1"
+      },
+      "valid_storage": {
+        "profile": "pt/tensor_bundle/v1"
+      }
+    },
+    "dimensions_main_pose_Laptopdisplay": {
+      "available": true,
+      "schema_id": "object/dimensions/v1",
+      "data_ref": "annotation/object/main/object.pt",
+      "axes": [
+        "T",
+        "dimension"
+      ],
+      "provenance": {
+        "kind": "format_conversion",
+        "method": "Copy source annotation; normalize storage only"
+      },
+      "source_locator": {
+        "frames_ref": "camera/frames.jsonl",
+        "source_field": "component_sources"
+      },
+      "valid_ref": "annotation/object/main/object.pt",
+      "valid_axes": [
+        "T"
+      ],
+      "dimensions_semantics": "source_unspecified",
+      "unit": "m",
+      "scale_applied_to_mesh": false,
+      "valid_policy": {
+        "revision": "usable-annotation-2026-09-20",
+        "meaning": "annotation usable for supervision, not merely record presence",
+        "source_rule": "Matched source object record contains dimensions; size/mesh relation remains source_unspecified",
+        "source_locator": {
+          "frames_ref": "camera/frames.jsonl",
+          "source_field": "component_sources"
+        },
+        "scope": [
+          "T"
+        ],
+        "numerical_checks": "Schema shape, finite valid floats, SE(3) where applicable; malformed input aborts",
+        "official_qa": {
+          "status": "not_provided",
+          "reason": "No separate applicable official QA in selected source inputs"
+        },
+        "local_excluded_frame_indices": [],
+        "local_exclusion_reasons": {},
+        "visibility_independent": true
+      },
+      "data_key": [
+        "parts",
+        "pose_Laptopdisplay",
+        "dimensions",
+        "data"
+      ],
+      "valid_key": [
+        "parts",
+        "pose_Laptopdisplay",
+        "dimensions",
+        "valid"
+      ],
+      "storage": {
+        "profile": "pt/tensor_bundle/v1"
+      },
+      "valid_storage": {
+        "profile": "pt/tensor_bundle/v1"
+      }
+    },
+    "mesh_main_objs_new_1_obj": {
+      "available": true,
+      "schema_id": "mesh/obj/v1",
+      "data_ref": "annotation/object/main/assets/objs/new-1.obj",
+      "axes": [
+        "vertex"
+      ],
+      "provenance": {
+        "kind": "format_conversion",
+        "method": "Copy source annotation; normalize storage only"
+      },
+      "source_locator": {
+        "file": "/data0/xuzhefeng/Datasets/HOI4D/raw/data/HOI4D_CAD_Model_for_release.zip",
+        "member": "HOI4D_CAD_Model_for_release/articulated/Laptop/056/objs/new-1.obj"
+      },
+      "unit": "m",
+      "valid": true,
+      "scale_applied_to_mesh": false,
+      "dimensions_semantics": "source_unspecified"
+    },
+    "mesh_main_objs_new_0_align_obj": {
+      "available": true,
+      "schema_id": "mesh/obj/v1",
+      "data_ref": "annotation/object/main/assets/objs/new-0-align.obj",
+      "axes": [
+        "vertex"
+      ],
+      "provenance": {
+        "kind": "format_conversion",
+        "method": "Copy source annotation; normalize storage only"
+      },
+      "source_locator": {
+        "file": "/data0/xuzhefeng/Datasets/HOI4D/raw/data/HOI4D_CAD_Model_for_release.zip",
+        "member": "HOI4D_CAD_Model_for_release/articulated/Laptop/056/objs/new-0-align.obj"
+      },
+      "unit": "m",
+      "valid": true,
+      "scale_applied_to_mesh": false,
+      "dimensions_semantics": "source_unspecified"
+    },
+    "mesh_main_objs_new_1_align_obj": {
+      "available": true,
+      "schema_id": "mesh/obj/v1",
+      "data_ref": "annotation/object/main/assets/objs/new-1-align.obj",
+      "axes": [
+        "vertex"
+      ],
+      "provenance": {
+        "kind": "format_conversion",
+        "method": "Copy source annotation; normalize storage only"
+      },
+      "source_locator": {
+        "file": "/data0/xuzhefeng/Datasets/HOI4D/raw/data/HOI4D_CAD_Model_for_release.zip",
+        "member": "HOI4D_CAD_Model_for_release/articulated/Laptop/056/objs/new-1-align.obj"
+      },
+      "unit": "m",
+      "valid": true,
+      "scale_applied_to_mesh": false,
+      "dimensions_semantics": "source_unspecified"
+    },
+    "mesh_main_objs_new_0_obj": {
+      "available": true,
+      "schema_id": "mesh/obj/v1",
+      "data_ref": "annotation/object/main/assets/objs/new-0.obj",
+      "axes": [
+        "vertex"
+      ],
+      "provenance": {
+        "kind": "format_conversion",
+        "method": "Copy source annotation; normalize storage only"
+      },
+      "source_locator": {
+        "file": "/data0/xuzhefeng/Datasets/HOI4D/raw/data/HOI4D_CAD_Model_for_release.zip",
+        "member": "HOI4D_CAD_Model_for_release/articulated/Laptop/056/objs/new-0.obj"
+      },
+      "unit": "m",
+      "valid": true,
+      "scale_applied_to_mesh": false,
+      "dimensions_semantics": "source_unspecified"
+    },
+    "articulation_main": {
+      "available": true,
+      "schema_id": "object/articulated/v1",
+      "data_ref": "annotation/object/main/articulation.json",
+      "axes": [],
+      "provenance": {
+        "kind": "format_conversion",
+        "method": "Copy source annotation; normalize storage only"
+      },
+      "source_locator": {
+        "frames_ref": "camera/frames.jsonl",
+        "source_field": "component_sources"
+      }
+    },
+    "depth": {
+      "available": true,
+      "schema_id": "depth/z_float32/v1",
+      "data_ref": "observation/depth.mkv",
+      "axes": [
+        "T",
+        "height",
+        "width"
+      ],
+      "provenance": {
+        "kind": "format_conversion",
+        "method": "Copy source annotation; normalize storage only"
+      },
+      "source_locator": {
+        "files": [
+          "/data0/xuzhefeng/Datasets/HOI4D/raw/data/DEPTH/HOI4D_depth_video.tar.gz0",
+          "/data0/xuzhefeng/Datasets/HOI4D/raw/data/DEPTH/HOI4D_depth_video.tar.gz1",
+          "/data0/xuzhefeng/Datasets/HOI4D/raw/data/DEPTH/HOI4D_depth_video.tar.gz2",
+          "/data0/xuzhefeng/Datasets/HOI4D/raw/data/DEPTH/HOI4D_depth_video.tar.gz3",
+          "/data0/xuzhefeng/Datasets/HOI4D/raw/data/DEPTH/HOI4D_depth_video.tar.gz4",
+          "/data0/xuzhefeng/Datasets/HOI4D/raw/data/DEPTH/HOI4D_depth_video.tar.gz5",
+          "/data0/xuzhefeng/Datasets/HOI4D/raw/data/DEPTH/HOI4D_depth_video.tar.gz6"
+        ],
+        "member": "HOI4D_depth_video/ZY20210800004/H4/C3/N56/S375/s01/T2/align_depth/depth_video.avi",
+        "conversion": "registered millimetre camera-Z to metres"
+      },
+      "storage": {
+        "profile": "mkv/depth_float32_bits/v1",
+        "codec": "ffv1",
+        "pixel_format": "gray16le",
+        "encoded_size": [
+          3840,
+          1080
+        ],
+        "decoder": {
+          "name": "ffmpeg",
+          "version": "ffmpeg version 6.1.1-3ubuntu5 Copyright (c) 2000-2023 the FFmpeg developers",
+          "autorotate": false,
+          "color_space": "unknown",
+          "color_range": "unknown",
+          "color_primaries": "unknown",
+          "color_transfer": "unknown"
+        },
+        "encoder_parameters": {
+          "version": "ffmpeg version 6.1.1-3ubuntu5 Copyright (c) 2000-2023 the FFmpeg developers",
+          "name": "ffv1",
+          "arguments": [],
+          "threads": 2
+        },
+        "source_lossy": false,
+        "storage_fps": 30,
+        "timebase_role": "index_only"
+      },
+      "valid_storage": {
+        "profile": "mkv/bool_ffv1/v1",
+        "codec": "ffv1",
+        "pixel_format": "gray",
+        "encoded_size": [
+          1920,
+          1080
+        ],
+        "decoder": {
+          "name": "ffmpeg",
+          "version": "ffmpeg version 6.1.1-3ubuntu5 Copyright (c) 2000-2023 the FFmpeg developers",
+          "autorotate": false,
+          "color_space": "unknown",
+          "color_range": "unknown",
+          "color_primaries": "unknown",
+          "color_transfer": "unknown"
+        },
+        "encoder_parameters": {
+          "version": "ffmpeg version 6.1.1-3ubuntu5 Copyright (c) 2000-2023 the FFmpeg developers",
+          "name": "ffv1",
+          "arguments": [],
+          "threads": 2
+        },
+        "source_lossy": false,
+        "storage_fps": 30,
+        "timebase_role": "index_only"
+      },
+      "valid_ref": "observation/depth_valid.mkv",
+      "valid_axes": [
+        "T",
+        "height",
+        "width"
+      ],
+      "unit": "m",
+      "depth_type": "z",
+      "depth_origin": "measured",
+      "invalid_value": "NaN"
+    }
+  },
+  "split": "unknown",
+  "view_type": "ego",
+  "split_reason": "No verified official split mapping available for this sequence"
+}

HOI4D/shared-v1.1/data/ZY20210800004_H4_C3_N56_S375_s01_T2/ego/observation/depth.mkv

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:f906e98ebdada70f021af9581460ed49817199443d9131110d6a9790971aee5c
+size 151378625

HOI4D/shared-v1.1/data/ZY20210800004_H4_C3_N56_S375_s01_T2/ego/observation/depth_valid.mkv

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:63db4891edc6990a081bfeaa94cb61339e6f471b49478e14ab7894a0ecb8ae9f
+size 1477272

HOI4D/shared-v1.1/data/ZY20210800004_H4_C3_N56_S375_s01_T2/ego/observation/rgb.mkv

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:f169172496c5df97f1806e24465a188e64d38703a063e0d1e51ea7fef3026950
+size 15060402

HOI4D/shared-v1.1/data/ZY20210800004_H4_C3_N56_S375_s01_T2/ego/observation/rgb_valid.pt

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:b9d5ce3fd090734968a97c1897f1b561135ec8c4a10cf7da5e54e3f7feb9ddf1
+size 1847