Release update 2026-11-05: 5760 sessions, instructions, annotations (part 141)

actions/human_human_locomanipulation/HH13/session_005/cameras/gsi_online_calibration.json

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+ "device_id": "c9205ac6e17d2d5c",
+ "factory_root_name": "c9205ac6e17d2d5c",
+ "files": {
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+  "left_front": 43.613,
+  "right": 42.939,
+  "right_eye": 43.018,
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+  "opencv": "5.0.0",
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actions/human_human_locomanipulation/HH13/session_005/cameras/slam.npz

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actions/human_human_locomanipulation/HH13/session_005/meta.json

@@ -372,8 +372,8 @@
   "frame": "canonical (meta.canonical): Z-up metres; fitted in Nokov frame, global_orient/transl rotated, *_nokov kept",
   "pelvis": "transl + rest_joints(betas)[0] (transl is NOT the pelvis)",
   "hands": {
-   "observed": false,
-   "hand_pose": "flat (zeros, flat_hand_mean=True)",
+   "observed": true,
+   "hand_pose": "GSI (scripts/gsi_hand_session.py) fingers registered (scripts/register_hands_smplx.py); flat where hand_observed is False",
    "wrist_anchor": "T_world_wrist (F,2,4,4) canonical; hand-marker offsets in wrist frame below",
    "hand_marker_offsets_m": {
     "left": {
@@ -512,12 +512,126 @@
    "note": "constant wrist rotation (marker-fit gauge freedom) removed; marker predictions unchanged"
   }
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+ "hands_registration": {
+  "cameras": {},
+  "hands": {
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+     "p90": 16.06
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+    "samples": 2882,
+    "accepted": 2780,
+    "wrist_pos_err_mm_median": 25.4,
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+     "head": {
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+      "tier": "primary",
+      "dev_deg_median": 6.32,
+      "wrist_pos_err_mm_median": 25.4
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+    "frames_by_state": {
+     "ace_sample": 11140,
+     "interpolated": 168,
+     "mean_hand": 524,
+     "no_body_fit": 0
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+    "observed_fraction": 0.9557,
+    "observed_fraction_of_valid": 0.9557,
+    "palm_axis_vs_markers_deg": {
+     "gsi": 10.89,
+     "smplx": 1.18
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+    "hand_marker_to_mesh_mm": {
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+     "registered": {
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+    "samples": 2734,
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+    "observed_fraction": 0.879,
+    "observed_fraction_of_valid": 0.879,
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+     "smplx": 1.24
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+    "hand_marker_to_mesh_mm": {
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+     "registered": {
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+  },
+  "max_dev_deg": 30.0,
+  "max_gap_s": 1.0,
+  "cameras_used": [
+   "head"
+  ],
+  "generated_at_utc": "2026-11-03T17:39:33.309703+00:00",
+  "generated_by": "scripts/register_hands_smplx.py",
+  "conventions": "left hand native left MANO (no mirroring); hand_pose = axis_angle(GSI hand_pose), already absolute (flat_hand_mean=True); SMPL-X wrist kept, tracker wrist only for checks",
+  "wrist_flip_suspect": []
+ },
  "release": {
   "release_path": "actions/human_human_locomanipulation/HH13/session_005",
   "family": "human_human_locomanipulation",
   "primitive": "HH13",
   "source_session": "20261024/HH13/20261024_080354_session23"
  },
+ "task": {
+  "primitive": "HH13",
+  "instruction": "Take the objects off the shelf one at a time, carry each one to your partner and hand it over, then go back for the next one. Keep repeating at your own pace until the operator says stop. Talk to each other normally while you do it."
+ },
  "objects": [
   {
    "name": "LittleBox1",

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