| { | |
| "source": "Nokov solved skeleton (vendor export, BVH/CSV Body0)", | |
| "rotation": "quaternions_xyzw are global segment orientations in the canonical frame", | |
| "note": "a few early sessions (20260903) carry an extra Spine4 joint; per-session joint_names are authoritative", | |
| "joints": [ | |
| { | |
| "name": "Hips", | |
| "parent": null, | |
| "smplx": "pelvis" | |
| }, | |
| { | |
| "name": "Spine", | |
| "parent": "Hips", | |
| "smplx": "spine1" | |
| }, | |
| { | |
| "name": "Spine1", | |
| "parent": "Spine", | |
| "smplx": null | |
| }, | |
| { | |
| "name": "Spine2", | |
| "parent": "Spine1", | |
| "smplx": "spine2" | |
| }, | |
| { | |
| "name": "Spine3", | |
| "parent": "Spine2", | |
| "smplx": "spine3" | |
| }, | |
| { | |
| "name": "LeftShoulder", | |
| "parent": "Spine3", | |
| "smplx": "left_collar" | |
| }, | |
| { | |
| "name": "LeftArm", | |
| "parent": "LeftShoulder", | |
| "smplx": "left_shoulder" | |
| }, | |
| { | |
| "name": "LeftForeArm", | |
| "parent": "LeftArm", | |
| "smplx": "left_elbow" | |
| }, | |
| { | |
| "name": "LeftHand", | |
| "parent": "LeftForeArm", | |
| "smplx": "left_wrist" | |
| }, | |
| { | |
| "name": "RightShoulder", | |
| "parent": "Spine3", | |
| "smplx": "right_collar" | |
| }, | |
| { | |
| "name": "RightArm", | |
| "parent": "RightShoulder", | |
| "smplx": "right_shoulder" | |
| }, | |
| { | |
| "name": "RightForeArm", | |
| "parent": "RightArm", | |
| "smplx": "right_elbow" | |
| }, | |
| { | |
| "name": "RightHand", | |
| "parent": "RightForeArm", | |
| "smplx": "right_wrist" | |
| }, | |
| { | |
| "name": "Neck", | |
| "parent": "Spine3", | |
| "smplx": "neck" | |
| }, | |
| { | |
| "name": "Head", | |
| "parent": "Neck", | |
| "smplx": "head" | |
| }, | |
| { | |
| "name": "LeftUpLeg", | |
| "parent": "Hips", | |
| "smplx": "left_hip" | |
| }, | |
| { | |
| "name": "LeftLeg", | |
| "parent": "LeftUpLeg", | |
| "smplx": "left_knee" | |
| }, | |
| { | |
| "name": "LeftFoot", | |
| "parent": "LeftLeg", | |
| "smplx": "left_ankle" | |
| }, | |
| { | |
| "name": "LeftToeBase", | |
| "parent": "LeftFoot", | |
| "smplx": "left_foot" | |
| }, | |
| { | |
| "name": "RightUpLeg", | |
| "parent": "Hips", | |
| "smplx": "right_hip" | |
| }, | |
| { | |
| "name": "RightLeg", | |
| "parent": "RightUpLeg", | |
| "smplx": "right_knee" | |
| }, | |
| { | |
| "name": "RightFoot", | |
| "parent": "RightLeg", | |
| "smplx": "right_ankle" | |
| }, | |
| { | |
| "name": "RightToeBase", | |
| "parent": "RightFoot", | |
| "smplx": "right_foot" | |
| } | |
| ] | |
| } | |