Add realworld_subset/ConservationofMomentum/InelasticCollision/0

realworld_subset/ConservationofMomentum/InelasticCollision/0/annotation.txt

@@ -0,0 +1,3 @@
+Environment: g=9.81, F_drag=!=0
+LeftTennisBall: e = 0.75, m = 0.06, v_0 = 1.15
+RightTennisBall: e = 0.75, m = 0.06, v_0 = 0.0

realworld_subset/ConservationofMomentum/InelasticCollision/0/annotation_config.json

@@ -0,0 +1,53 @@
+{
+  "environment": {
+    "air_resistance": "!=0",
+    "gravity": 9.81
+  },
+  "ground": {
+    "dynamic_friction": "TODO",
+    "label": "Ground",
+    "static_friction": "TODO"
+  },
+  "objects": [
+    {
+      "id": 1,
+      "initial_velocity_u": 1.152335,
+      "initial_velocity_v": 0,
+      "mass": 0.06,
+      "name": "LeftTennisBall",
+      "restitution": 0.75,
+      "static": false
+    },
+    {
+      "id": 2,
+      "initial_velocity_u": 0,
+      "initial_velocity_v": 0,
+      "mass": 0.06,
+      "name": "RightTennisBall",
+      "restitution": 0.75,
+      "static": true
+    }
+  ],
+  "render": {
+    "axes_arrow_head_width": 20,
+    "axes_arrow_length": 75,
+    "axes_arrow_width": 8,
+    "fontsize": 20,
+    "margin_axes_range": [
+      5,
+      50
+    ],
+    "margin_env_range": [
+      5,
+      50
+    ],
+    "margin_ground_range": [
+      5,
+      50
+    ],
+    "velocity_arrow_head_width": 30,
+    "velocity_arrow_length": 100,
+    "velocity_arrow_width": 10
+  },
+  "task_type": "inelastic_collision"
+}

realworld_subset/ConservationofMomentum/InelasticCollision/0/formula_info.json

@@ -0,0 +1,18 @@
+{
+  "correct_letter": "C",
+  "correct_formula": "m_1·v_1i + m_2·v_2i = m_1·v_1f + m_2·v_2f",
+  "annotation": "Environment: g=9.81, F_drag=!=0\nLeftTennisBall: e = 0.75, m = 0.06, v_0 = 1.15\nRightTennisBall: e = 0.75, m = 0.06, v_0 = 0.0",
+  "choices": [
+    "σ = F/a² = E·ε",
+    "e = 1 - ΔE / (m_1·v_1i² + m_2·v_2i²)",
+    "m_1·v_1i + m_2·v_2i = m_1·v_1f + m_2·v_2f",
+    "n_1·sinθ_1 = n_2·sinθ_2"
+  ],
+  "correct_index": 2,
+  "physics_type": "InelasticCollision",
+  "seed": "InelasticCollision|ConservationofMomentum/InelasticCollision/0",
+  "is_realworld": true,
+  "dropped_wrong_formulas": [
+    "W_f = ∫ μ_k·m·g·ds = ΔE_k"
+  ]
+}

realworld_subset/ConservationofMomentum/InelasticCollision/0/initial_state/initial_velocity.json

@@ -0,0 +1,25 @@
+{
+  "video_path": "data/processed/ConservationofMomentum/InelasticCollision/0/rgb/video.mp4",
+  "fps": 30.0,
+  "scale_px": 65.0308,
+  "scale_meters": 0.067,
+  "meters_per_pixel": 0.00103,
+  "velocities": {
+    "1": {
+      "u_ms": 1.152335,
+      "v_ms": 0.008365,
+      "speed_ms": 1.152365,
+      "du_px": 37.2822,
+      "dv_px": 0.2706,
+      "static": false
+    },
+    "2": {
+      "u_ms": 0.0,
+      "v_ms": 0.0,
+      "speed_ms": 0.0,
+      "du_px": 0.0,
+      "dv_px": 0.0,
+      "static": true
+    }
+  }
+}

realworld_subset/ConservationofMomentum/InelasticCollision/0/initial_state/instance_segmentation_0000.npy

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:32a795a71fb4afd95306d84fadad165ef2b80c5d11791b56c93955b4e21c299e
+size 2048128

realworld_subset/ConservationofMomentum/InelasticCollision/0/initial_state/mask_0000.npy

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+size 1024128

realworld_subset/ConservationofMomentum/InelasticCollision/0/instance_segmentation/maps.npz

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+oid sha256:d097ce7dfe8e0d864591a7effa59626be9876e0e33c5077564c1042d22890a96
+size 76472

realworld_subset/ConservationofMomentum/InelasticCollision/0/instantaneous_velocity/mask.npy

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+oid sha256:ccfb291c43fc207a457ced16fc57017c76e86786fed6a2cfc406687c73340ff4
+size 1024128

realworld_subset/ConservationofMomentum/InelasticCollision/0/instantaneous_velocity/velocity.json

@@ -0,0 +1,27 @@
+{
+  "video_path": "/mnt/afs/fanweichen/yrm/VMEvalKit/preprocess/data/processed/ConservationofMomentum/InelasticCollision/0/rgb/video.mp4",
+  "fps": 30.0,
+  "time_seconds": 0.2,
+  "frame_index": 6,
+  "scale_px": 65.0308,
+  "scale_meters": 0.067,
+  "meters_per_pixel": 0.00103,
+  "velocities": {
+    "1": {
+      "u_ms": 0.107612,
+      "v_ms": 0.002979,
+      "speed_ms": 0.107653,
+      "du_px": 3.4826,
+      "dv_px": 0.0964,
+      "static": false
+    },
+    "2": {
+      "u_ms": 0.716829,
+      "v_ms": -0.01873,
+      "speed_ms": 0.717074,
+      "du_px": 23.1983,
+      "dv_px": -0.6062,
+      "static": false
+    }
+  }
+}

realworld_subset/ConservationofMomentum/InelasticCollision/0/mask/maps.npz

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+size 43202

realworld_subset/ConservationofMomentum/InelasticCollision/0/physics_duration.txt

@@ -0,0 +1 @@
+1.0

realworld_subset/ConservationofMomentum/InelasticCollision/0/rgb/video.mp4

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