Add realworld_subset/ConservationofMomentum/PerfectlyElasticCollision/13

realworld_subset/ConservationofMomentum/PerfectlyElasticCollision/13/annotation.txt

@@ -0,0 +1,3 @@
+Environment: g=9.81, F_drag=!=0
+LeftSlider: e = 1.0, m = 0.15, v_0 = 0.19
+RightSlider: e = 1.0, m = 0.15, v_0 = 0.0

realworld_subset/ConservationofMomentum/PerfectlyElasticCollision/13/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": 0.190291,
+      "initial_velocity_v": 0.011566,
+      "mass": 0.15,
+      "name": "LeftSlider",
+      "restitution": 1,
+      "static": false
+    },
+    {
+      "id": 2,
+      "initial_velocity_u": 0,
+      "initial_velocity_v": 0,
+      "mass": 0.15,
+      "name": "RightSlider",
+      "restitution": 1,
+      "static": true
+    }
+  ],
+  "render": {
+    "axes_arrow_head_width": 20,
+    "axes_arrow_length": 75,
+    "axes_arrow_width": 8,
+    "fontsize": 25,
+    "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/13/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\nLeftSlider: e = 1.0, m = 0.15, v_0 = 0.19\nRightSlider: e = 1.0, m = 0.15, v_0 = 0.0",
+  "choices": [
+    "T = 2π·√(m/k)",
+    "v_2f - v_1f = e·(v_1i - v_2i)",
+    "m_1·v_1i + m_2·v_2i = m_1·v_1f + m_2·v_2f",
+    "v_2f = 2·m_1·v_1i·cosθ / (m_1 + m_2)"
+  ],
+  "correct_index": 2,
+  "physics_type": "PerfectlyElasticCollision",
+  "seed": "PerfectlyElasticCollision|ConservationofMomentum/PerfectlyElasticCollision/13",
+  "is_realworld": true,
+  "dropped_wrong_formulas": [
+    "ΔE = μ_k·m·g·d"
+  ]
+}

realworld_subset/ConservationofMomentum/PerfectlyElasticCollision/13/initial_state/initial_velocity.json

@@ -0,0 +1,25 @@
+{
+  "video_path": "data/processed/ConservationofMomentum/PerfectlyElasticCollision/13/rgb/video.mp4",
+  "fps": 30.0,
+  "scale_px": 120.0042,
+  "scale_meters": 0.12,
+  "meters_per_pixel": 0.001,
+  "velocities": {
+    "1": {
+      "u_ms": 0.190291,
+      "v_ms": 0.011566,
+      "speed_ms": 0.190642,
+      "du_px": 6.3433,
+      "dv_px": 0.3856,
+      "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/PerfectlyElasticCollision/13/initial_state/instance_segmentation_0000.npy

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:5cbefed1801c8af307ac9dc845a0743249ab77c0f44bc160f67d925f0b5001cf
+size 4147328

realworld_subset/ConservationofMomentum/PerfectlyElasticCollision/13/initial_state/mask_0000.npy

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+size 2073728

realworld_subset/ConservationofMomentum/PerfectlyElasticCollision/13/instance_segmentation/maps.npz

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+size 567218

realworld_subset/ConservationofMomentum/PerfectlyElasticCollision/13/instantaneous_velocity/mask.npy

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+size 2073728

realworld_subset/ConservationofMomentum/PerfectlyElasticCollision/13/instantaneous_velocity/velocity.json

@@ -0,0 +1,27 @@
+{
+  "video_path": "/mnt/afs/fanweichen/yrm/VMEvalKit/preprocess/data/processed/ConservationofMomentum/PerfectlyElasticCollision/13/rgb/video.mp4",
+  "fps": 30.0,
+  "time_seconds": 2.4,
+  "frame_index": 72,
+  "scale_px": 120.0042,
+  "scale_meters": 0.12,
+  "meters_per_pixel": 0.001,
+  "velocities": {
+    "1": {
+      "u_ms": 0.0,
+      "v_ms": 0.0,
+      "speed_ms": 0.0,
+      "du_px": 0.0,
+      "dv_px": 0.0,
+      "static": false
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+    "2": {
+      "u_ms": 0.208924,
+      "v_ms": -0.008029,
+      "speed_ms": 0.209078,
+      "du_px": 6.9641,
+      "dv_px": -0.2676,
+      "static": false
+    }
+  }
+}

realworld_subset/ConservationofMomentum/PerfectlyElasticCollision/13/mask/maps.npz

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realworld_subset/ConservationofMomentum/PerfectlyElasticCollision/13/physics_duration.txt

@@ -0,0 +1 @@
+4.0

realworld_subset/ConservationofMomentum/PerfectlyElasticCollision/13/rgb/video.mp4

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