Add realworld_subset/ConservationofMomentum/PerfectlyElasticCollision/5

realworld_subset/ConservationofMomentum/PerfectlyElasticCollision/5/annotation.txt

@@ -0,0 +1,3 @@
+Environment: g=9.81, F_drag=!=0
+LeftSlider: e = 1.0, m = 0.5, v_0 = 0.0
+RightSlider: e = 1.0, m = 0.5, v_0 = 0.91

realworld_subset/ConservationofMomentum/PerfectlyElasticCollision/5/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": 0,
+      "initial_velocity_v": 0,
+      "mass": 0.5,
+      "name": "LeftSlider",
+      "restitution": 1,
+      "static": true
+    },
+    {
+      "id": 2,
+      "initial_velocity_u": -0.912108,
+      "initial_velocity_v": -0.022012,
+      "mass": 0.5,
+      "name": "RightSlider",
+      "restitution": 1,
+      "static": false
+    }
+  ],
+  "render": {
+    "axes_arrow_head_width": 20,
+    "axes_arrow_length": 75,
+    "axes_arrow_width": 8,
+    "fontsize": 30,
+    "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": "perfectly_elastic_collision"
+}

realworld_subset/ConservationofMomentum/PerfectlyElasticCollision/5/formula_info.json

@@ -0,0 +1,18 @@
+{
+  "correct_letter": "D",
+  "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\nLeftSlider: e = 1.0, m = 0.5, v_0 = 0.0\nRightSlider: e = 1.0, m = 0.5, v_0 = 0.91",
+  "choices": [
+    "λ = h/(m·v)",
+    "v_cm = (m_1·v_1i² + m_2·v_2i²) / (2·(m_1·v_1i + m_2·v_2i))",
+    "I = I_cm + m·(a/2)²",
+    "m_1·v_1i + m_2·v_2i = m_1·v_1f + m_2·v_2f"
+  ],
+  "correct_index": 3,
+  "physics_type": "PerfectlyElasticCollision",
+  "seed": "PerfectlyElasticCollision|ConservationofMomentum/PerfectlyElasticCollision/5",
+  "is_realworld": true,
+  "dropped_wrong_formulas": [
+    "ΔE = μ_k·m·g·d"
+  ]
+}

realworld_subset/ConservationofMomentum/PerfectlyElasticCollision/5/initial_state/initial_velocity.json

@@ -0,0 +1,25 @@
+{
+  "video_path": "data/processed/ConservationofMomentum/PerfectlyElasticCollision/5/rgb/video.mp4",
+  "fps": 30.0,
+  "scale_px": 157.0127,
+  "scale_meters": 0.17,
+  "meters_per_pixel": 0.001083,
+  "velocities": {
+    "1": {
+      "u_ms": 0.0,
+      "v_ms": 0.0,
+      "speed_ms": 0.0,
+      "du_px": 0.0,
+      "dv_px": 0.0,
+      "static": true
+    },
+    "2": {
+      "u_ms": -0.912108,
+      "v_ms": -0.022012,
+      "speed_ms": 0.912374,
+      "du_px": -28.0809,
+      "dv_px": -0.6777,
+      "static": false
+    }
+  }
+}

realworld_subset/ConservationofMomentum/PerfectlyElasticCollision/5/initial_state/instance_segmentation_0000.npy

@@ -0,0 +1,3 @@
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+size 4147328

realworld_subset/ConservationofMomentum/PerfectlyElasticCollision/5/initial_state/mask_0000.npy

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realworld_subset/ConservationofMomentum/PerfectlyElasticCollision/5/instance_segmentation/maps.npz

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+size 207579

realworld_subset/ConservationofMomentum/PerfectlyElasticCollision/5/instantaneous_velocity/mask.npy

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realworld_subset/ConservationofMomentum/PerfectlyElasticCollision/5/instantaneous_velocity/velocity.json

@@ -0,0 +1,27 @@
+{
+  "video_path": "/mnt/afs/fanweichen/yrm/VMEvalKit/preprocess/data/processed/ConservationofMomentum/PerfectlyElasticCollision/5/rgb/video.mp4",
+  "fps": 30.0,
+  "time_seconds": 1.3,
+  "frame_index": 39,
+  "scale_px": 157.0127,
+  "scale_meters": 0.17,
+  "meters_per_pixel": 0.001083,
+  "velocities": {
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+      "v_ms": -0.011487,
+      "speed_ms": 0.768127,
+      "du_px": -23.6393,
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+      "static": false
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+      "dv_px": 0.0,
+      "static": false
+    }
+  }
+}

realworld_subset/ConservationofMomentum/PerfectlyElasticCollision/5/mask/maps.npz

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realworld_subset/ConservationofMomentum/PerfectlyElasticCollision/5/physics_duration.txt

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+1.5

realworld_subset/ConservationofMomentum/PerfectlyElasticCollision/5/rgb/video.mp4

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