Upload folder using huggingface_hub (part 890)

.gitattributes

@@ -40623,3 +40623,4 @@ actions/locomanipulation/LM43/session_017/raw/sensors/robowrist_imu_left.db filt
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 actions/locomanipulation/LM43/session_017/raw/sensors/robowrist_mag_right.db filter=lfs diff=lfs merge=lfs -text
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+ "session": "EgoMotionActions/20261026/LM43/20261026_111621_session98",
+ "session_id": "20261026_111621_session98",
+ "primitive": "LM43",
+ "batch": "20261026",
+ "participant": "zhangxinxin",
+ "participant_source": "manifest",
+ "device_ids": {
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+  "left": "cc5681142208e29a",
+  "right": "a85418f7d807dff9"
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+ "generated_at_utc": "2026-10-27T04:56:24.629658+00:00",
+ "generated_by": "scripts/sync_dataset.py",
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+  "model": "offset (median of windows)",
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+ },
+ "units": {
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+  "gyro": "rad/s (65.536 LSB/dps)",
+  "mag": "raw counts, scale unconfirmed (data suggests 163.84 LSB/uT, see knowledge_base sanity doc)",
+  "quaternions": "xyzw, Nokov global"
+ },
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+ "flags": [],
+ "sanity": "no sanity report covers this session (run scripts/sanity_check.py)",
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+   "status": "ok",
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+   "gyro_deg": 2.153
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+  "file": "derived/rig_tracker_provider/rig_tracker.json",
+  "compose": "T_world_cam(t) = T_world_tracker0(t) @ T_tracker0_cam"
+ },
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+  "frame": "Z-up, metres, levelled per Nokov capture block; z = 0 at the Nokov origin; x/y heading as Nokov (global, not per-take)",
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+   "headtop_p95_mm": 1621.2
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+   "dropped_marker": null,
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+  "camera_pose_source": "provider T_tracker0_cam",
+  "files": [
+   "mocap_zup.npz",
+   "tracker0_zup.npz",
+   "rig_zup.npz",
+   "cameras_zup.npz"
+  ]
+ },
+ "smplx": {
+  "generated_at_utc": "2026-10-27T08:09:01.301844+00:00",
+  "generated_by": "scripts/fit_smplx_dataset.py",
+  "file": "smplx.npz",
+  "gender": "female",
+  "n_betas": 16,
+  "betas_source": "participant median (derived/smplx/participants.json)",
+  "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": {
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+   "hand_pose": "flat (zeros, flat_hand_mean=True)",
+   "wrist_anchor": "T_world_wrist (F,2,4,4) canonical; hand-marker offsets in wrist frame below",
+   "hand_marker_offsets_m": {
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+   "RElbowIn 9mm",
+   "LHeel 8mm",
+   "LKneeIn 8mm"
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+  "shape_source": "participant median",
+  "wrist_correction": {
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+    "Q_rotvec": [
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+    "opposite_sign_bend_deg": 20.5,
+    "in_out_convention": "pinky side = HandOut (default IN_OUT_SIGN, no ACE output)",
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+    "opposite_sign_bend_deg": 175.8,
+    "in_out_convention": "pinky side = HandOut (default IN_OUT_SIGN, no ACE output)",
+    "marker_frame_spread_deg": 1.93,
+    "hand_vs_marker_frame_deg": {
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+     "after": 1.93
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+    "markers_on_wrist": [
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+     "RHandIn",
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+      "iqr": [
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+     "wrist_total_deg_median_after": 26.4,
+     "markers_on_forearm": [
+      "RForearm",
+      "RWristIn"
+     ]
+    },
+    "frames_used": 1500
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+   "generated_at_utc": "2026-10-28T06:50:44.821795+00:00",
+   "note": "constant wrist rotation (marker-fit gauge freedom) removed; marker predictions unchanged"
+  }
+ },
+ "release": {
+  "release_path": "actions/locomanipulation/LM43/session_018",
+  "family": "locomanipulation",
+  "primitive": "LM43",
+  "source_session": "20261026/LM43/20261026_111621_session98"
+ },
+ "objects": [
+  {
+   "name": "LittleBox1",
+   "object_type": "LittleBox",
+   "source": "mocap",
+   "pose_frame": "rigid_body"
+  },
+  {
+   "name": "LittleBox2",
+   "object_type": "LittleBox",
+   "source": "mocap",
+   "pose_frame": "mesh"
+  },
+  {
+   "name": "LittleBox3",
+   "object_type": "LittleBox",
+   "source": "mocap",
+   "pose_frame": "mesh"
+  },
+  {
+   "name": "LittleBox4",
+   "object_type": "LittleBox",
+   "source": "mocap",
+   "pose_frame": "mesh"
+  },
+  {
+   "name": "LittleBox5",
+   "object_type": "LittleBox",
+   "source": "mocap",
+   "pose_frame": "mesh"
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