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.gitattributes

@@ -67,3 +67,23 @@ episodes/verified_first_frame/nature-duck-encounter-1/scene/scene.glb filter=lfs
 episodes/verified_first_frame/nature-bird-encounter/versions/diverse200-refined-animals-20260918/scene/scene.glb filter=lfs diff=lfs merge=lfs -text
 episodes/verified_first_frame/fantasy-walk-2/scene/scene.glb filter=lfs diff=lfs merge=lfs -text
 episodes/verified_first_frame/nature-rabbit-encounter/scene/scene.glb filter=lfs diff=lfs merge=lfs -text
+episodes/verified_first_frame/city-duck-encounter-2/scene/scene.glb filter=lfs diff=lfs merge=lfs -text
+episodes/verified_first_frame/indoor-push/scene/scene.glb filter=lfs diff=lfs merge=lfs -text
+episodes/verified_first_frame/racing-racing-1/scene/scene.glb filter=lfs diff=lfs merge=lfs -text
+episodes/verified_first_frame/city-cart/scene/scene.glb filter=lfs diff=lfs merge=lfs -text
+episodes/verified_first_frame/indoor-crowd/scene/scene.glb filter=lfs diff=lfs merge=lfs -text
+episodes/verified_first_frame/city-drive/scene/scene.glb filter=lfs diff=lfs merge=lfs -text
+episodes/verified_first_frame/nature-slide/scene/scene.glb filter=lfs diff=lfs merge=lfs -text
+episodes/verified_first_frame/indoor-sit-2/scene/scene.glb filter=lfs diff=lfs merge=lfs -text
+episodes/verified_first_frame/indoor-stairs/scene/scene.glb filter=lfs diff=lfs merge=lfs -text
+episodes/verified_first_frame/city-cat-encounter-1/scene/scene.glb filter=lfs diff=lfs merge=lfs -text
+episodes/verified_first_frame/city-handoff/scene/scene.glb filter=lfs diff=lfs merge=lfs -text
+episodes/verified_first_frame/indoor-cat-encounter/scene/scene.glb filter=lfs diff=lfs merge=lfs -text
+episodes/verified_first_frame/city-duck-encounter-3/scene/scene.glb filter=lfs diff=lfs merge=lfs -text
+episodes/verified_first_frame/city-rabbit-encounter/scene/scene.glb filter=lfs diff=lfs merge=lfs -text
+episodes/verified_first_frame/city-cat-encounter-2/scene/scene.glb filter=lfs diff=lfs merge=lfs -text
+episodes/verified_first_frame/sky-helicopter/scene/scene.glb filter=lfs diff=lfs merge=lfs -text
+episodes/verified_first_frame/indoor-carryStairs/scene/scene.glb filter=lfs diff=lfs merge=lfs -text
+episodes/verified_first_frame/fantasy-walk-1/scene/scene.glb filter=lfs diff=lfs merge=lfs -text
+episodes/verified_first_frame/indoor-cart-2/versions/diverse200-refined-animals-20260918/scene/scene.glb filter=lfs diff=lfs merge=lfs -text
+episodes/verified_first_frame/city-traffic/scene/scene.glb filter=lfs diff=lfs merge=lfs -text

episodes/long_video/urban-park-revisit/logs/events.json

@@ -0,0 +1,67 @@
+[
+  {
+    "sequence": 0,
+    "tick": 0,
+    "time": 0,
+    "type": "scenario-start",
+    "episodeId": "long30-016-urban-park-revisit",
+    "seed": 617288785,
+    "group": "throw",
+    "durationSeconds": 30
+  },
+  {
+    "sequence": 1,
+    "tick": 234,
+    "time": 3.9,
+    "type": "phase-change",
+    "from": "observe-landmark",
+    "to": "depart"
+  },
+  {
+    "sequence": 2,
+    "tick": 625,
+    "time": 10.416666666666666,
+    "type": "revisit-departure",
+    "entityId": "revisit-landmark",
+    "distanceFromStart": 2.5023680155348322
+  },
+  {
+    "sequence": 3,
+    "tick": 774,
+    "time": 12.9,
+    "type": "phase-change",
+    "from": "depart",
+    "to": "away-scan"
+  },
+  {
+    "sequence": 4,
+    "tick": 1008,
+    "time": 16.8,
+    "type": "phase-change",
+    "from": "away-scan",
+    "to": "return"
+  },
+  {
+    "sequence": 5,
+    "tick": 1415,
+    "time": 23.583333333333332,
+    "type": "revisit-return",
+    "entityId": "revisit-landmark",
+    "distanceFromStart": 0.7967435914753785
+  },
+  {
+    "sequence": 6,
+    "tick": 1602,
+    "time": 26.7,
+    "type": "phase-change",
+    "from": "return",
+    "to": "revisited"
+  },
+  {
+    "sequence": 7,
+    "tick": 1800,
+    "time": 30,
+    "type": "scenario-complete",
+    "episodeId": "long30-016-urban-park-revisit"
+  }
+]

episodes/long_video/urban-park-revisit/views/first-person/mixed/prompts.cwm.READY.json

@@ -0,0 +1,25 @@
+{
+  "method": "cwm",
+  "sample": "long30-016-urban-park-revisit__first-person",
+  "scene_number": "016",
+  "camera": "first-person",
+  "style": "realistic",
+  "steps": 20,
+  "windows": 8,
+  "window_frames": 124,
+  "stride": 90,
+  "overlap": 34,
+  "deliver": 720,
+  "fps": 24,
+  "seed": 20260909,
+  "prompts": [
+    "Appearance and scene:\n\nRendering style of the whole frame: A realistic city park in soft daylight: mown lawn, gravel paths, benches, clipped hedges, mature trees and low railings, with natural human anatomy, believable scale and detailed physical materials.\n\nThe wheeled handcart is a steel utility cart with a flat bed and rubber wheels. The independently moving adult participant 1 is a student with shoulder-length ash-brown hair, wearing a maroon hoodie, indigo denim jeans, and ivory canvas sneakers. The independently moving adult participant 2 is a tourist with curly copper hair under a straw hat, wearing a coral floral shirt, beige shorts, and sandals. The person pushing the wheeled handcart is a security guard with a shaved head, wearing a slate uniform shirt with epaulettes, charcoal uniform trousers, and black duty boots. Every described entity retains this appearance only while visible in the reference.\n\nThe setting is a landscaped public park with branching paths, benches, trees and a paved plaza. Preserve the reference spacing, masses and open routes. A steel utility cart with a flat bed and rubber wheels. The camera is the protagonist's own first-person view, carried at the protagonist's eye height, and it follows the recorded camera path of the conditioning reference with its fixed 75-degree vertical field of view. The overcast sky provides diffuse, shadowless illumination with a cool colour temperature, creating a calm and muted atmosphere. Trees stand only where the conditioning reference shows them. \n\nProtagonist action timeline:\n\n0.000000\u20133.870000s: The protagonist stands and looks at the nearby landmark; the person pushing the wheeled handcart moves about one and a half metres along its route; the cart moves about one and a half metres along its route.; 3.870000\u20135.000000s: The protagonist walks away from the landmark; the person pushing the wheeled handcart moves about half a metre along its route; the cart moves about half a metre along its route.; 5.000000\u20135.166667s: Everyone and the camera simply keep moving as before.\n\n\nOnly depict entities visible in the current conditioning frames; appearance text never adds an absent entity.\n",
+    "Appearance and scene:\n\nRendering style of the whole frame: A realistic city park in soft daylight: mown lawn, gravel paths, benches, clipped hedges, mature trees and low railings, with natural human anatomy, believable scale and detailed physical materials.\n\nThe wheeled handcart is a steel utility cart with a flat bed and rubber wheels. The independently moving adult participant 1 is a student with shoulder-length ash-brown hair, wearing a maroon hoodie, indigo denim jeans, and ivory canvas sneakers. The independently moving adult participant 2 is a tourist with curly copper hair under a straw hat, wearing a coral floral shirt, beige shorts, and sandals. The person pushing the wheeled handcart is a security guard with a shaved head, wearing a slate uniform shirt with epaulettes, charcoal uniform trousers, and black duty boots. Every described entity retains this appearance only while visible in the reference.\n\nThe setting is a landscaped public park with branching paths, benches, trees and a paved plaza. Preserve the reference spacing, masses and open routes. A steel utility cart with a flat bed and rubber wheels. The camera is the protagonist's own first-person view, carried at the protagonist's eye height, and it follows the recorded camera path of the conditioning reference with its fixed 75-degree vertical field of view. The overcast sky provides diffuse, shadowless illumination with a cool colour temperature, creating a calm and muted atmosphere. Trees stand only where the conditioning reference shows them. \n\nProtagonist action timeline:\n\n0.000000\u20131.420000s: the already-given end of the previous clip; the action carries on from it without any restart; 0.000000\u20130.100000s: The protagonist stands and looks at the nearby landmark.; 0.100000\u20135.000000s: The protagonist walks away from the landmark; the protagonist moves about 2 metres along its route; the person pushing the wheeled handcart moves about 2 metres along its route; the cart moves about 2 metres along its route.; 5.000000\u20135.166667s: Everyone and the camera simply keep moving as before.\n\n\nOnly depict entities visible in the current conditioning frames; appearance text never adds an absent entity.\n",
+    "Appearance and scene:\n\nRendering style of the whole frame: A realistic city park in soft daylight: mown lawn, gravel paths, benches, clipped hedges, mature trees and low railings, with natural human anatomy, believable scale and detailed physical materials.\n\nThe wheeled handcart is a steel utility cart with a flat bed and rubber wheels. The independently moving adult participant 2 is a tourist with curly copper hair under a straw hat, wearing a coral floral shirt, beige shorts, and sandals. The person pushing the wheeled handcart is a security guard with a shaved head, wearing a slate uniform shirt with epaulettes, charcoal uniform trousers, and black duty boots. Every described entity retains this appearance only while visible in the reference.\n\nThe setting is a landscaped public park with branching paths, benches, trees and a paved plaza. Preserve the reference spacing, masses and open routes. A steel utility cart with a flat bed and rubber wheels. The camera is the protagonist's own first-person view, carried at the protagonist's eye height, and it follows the recorded camera path of the conditioning reference with its fixed 75-degree vertical field of view. The overcast sky provides diffuse, shadowless illumination with a cool colour temperature, creating a calm and muted atmosphere. Trees stand only where the conditioning reference shows them. \n\nProtagonist action timeline:\n\n0.000000\u20131.420000s: the already-given end of the previous clip; the action carries on from it without any restart; 0.000000\u20132.500000s: The protagonist walks away from the landmark; the protagonist moves about one and a half metres along its route; the person pushing the wheeled handcart moves about a metre along its route; the cart moves about a metre along its route.; 2.500000\u20135.000000s: The protagonist keeps going through the same depart stretch; the protagonist moves about a metre along its route; 5.000000\u20135.166667s: Everyone and the camera simply keep moving as before.\n\n\nOnly depict entities visible in the current conditioning frames; appearance text never adds an absent entity.\n",
+    "Appearance and scene:\n\nRendering style of the whole frame: A realistic city park in soft daylight: mown lawn, gravel paths, benches, clipped hedges, mature trees and low railings, with natural human anatomy, believable scale and detailed physical materials.\n\nThe independently moving adult participant 2 is a tourist with curly copper hair under a straw hat, wearing a coral floral shirt, beige shorts, and sandals. Every described entity retains this appearance only while visible in the reference.\n\nThe setting is a landscaped public park with branching paths, benches, trees and a paved plaza. Preserve the reference spacing, masses and open routes. The camera is the protagonist's own first-person view, carried at the protagonist's eye height, and it follows the recorded camera path of the conditioning reference with its fixed 75-degree vertical field of view. The overcast sky provides diffuse, shadowless illumination with a cool colour temperature, creating a calm and muted atmosphere. Trees stand only where the conditioning reference shows them. \n\nProtagonist action timeline:\n\n0.000000\u20131.420000s: the already-given end of the previous clip; the action carries on from it without any restart; 0.000000\u20131.600000s: The protagonist walks away from the landmark; the protagonist moves a short distance along its route.; 1.600000\u20135.000000s: The protagonist pauses at a distance and scans the surroundings.; 5.000000\u20135.166667s: Everyone and the camera simply keep moving as before.\n\n\nOnly depict entities visible in the current conditioning frames; appearance text never adds an absent entity.\n",
+    "Appearance and scene:\n\nRendering style of the whole frame: A realistic city park in soft daylight: mown lawn, gravel paths, benches, clipped hedges, mature trees and low railings, with natural human anatomy, believable scale and detailed physical materials.\n\nThe wheeled handcart is a steel utility cart with a flat bed and rubber wheels. The independently moving adult participant 1 is a student with shoulder-length ash-brown hair, wearing a maroon hoodie, indigo denim jeans, and ivory canvas sneakers. The independently moving adult participant 2 is a tourist with curly copper hair under a straw hat, wearing a coral floral shirt, beige shorts, and sandals. The person pushing the wheeled handcart is a security guard with a shaved head, wearing a slate uniform shirt with epaulettes, charcoal uniform trousers, and black duty boots. Every described entity retains this appearance only while visible in the reference.\n\nThe setting is a landscaped public park with branching paths, benches, trees and a paved plaza. Preserve the reference spacing, masses and open routes. A steel utility cart with a flat bed and rubber wheels. The camera is the protagonist's own first-person view, carried at the protagonist's eye height, and it follows the recorded camera path of the conditioning reference with its fixed 75-degree vertical field of view. The overcast sky provides diffuse, shadowless illumination with a cool colour temperature, creating a calm and muted atmosphere. Trees stand only where the conditioning reference shows them. \n\nProtagonist action timeline:\n\n0.000000\u20131.420000s: the already-given end of the previous clip; the action carries on from it without any restart; 0.000000\u20131.770000s: The protagonist pauses at a distance and scans the surroundings; 1.770000\u20135.000000s: The protagonist walks back toward the landmark; the protagonist moves about a metre along its route; the person pushing the wheeled handcart moves about one and a half metres along its route; the cart moves about one and a half metres along its route.; 5.000000\u20135.166667s: Everyone and the camera simply keep moving as before.\n\n\nOnly depict entities visible in the current conditioning frames; appearance text never adds an absent entity.\n",
+    "Appearance and scene:\n\nRendering style of the whole frame: A realistic city park in soft daylight: mown lawn, gravel paths, benches, clipped hedges, mature trees and low railings, with natural human anatomy, believable scale and detailed physical materials.\n\nThe wheeled handcart is a steel utility cart with a flat bed and rubber wheels. The independently moving adult participant 1 is a student with shoulder-length ash-brown hair, wearing a maroon hoodie, indigo denim jeans, and ivory canvas sneakers. The person pushing the wheeled handcart is a security guard with a shaved head, wearing a slate uniform shirt with epaulettes, charcoal uniform trousers, and black duty boots. Every described entity retains this appearance only while visible in the reference.\n\nThe setting is a landscaped public park with branching paths, benches, trees and a paved plaza. Preserve the reference spacing, masses and open routes. A steel utility cart with a flat bed and rubber wheels. The camera is the protagonist's own first-person view, carried at the protagonist's eye height, and it follows the recorded camera path of the conditioning reference with its fixed 75-degree vertical field of view. The overcast sky provides diffuse, shadowless illumination with a cool colour temperature, creating a calm and muted atmosphere. Trees stand only where the conditioning reference shows them. \n\nProtagonist action timeline:\n\n0.000000\u20131.420000s: the already-given end of the previous clip; the action carries on from it without any restart; 0.000000\u20132.500000s: The protagonist walks back toward the landmark; the protagonist moves about a metre along its route; the person pushing the wheeled handcart moves about a metre along its route; the cart moves about a metre along its route.; 2.500000\u20135.000000s: The protagonist keeps going through the same return stretch; the protagonist moves about a metre along its route; the person pushing the wheeled handcart moves about a metre along its route; the cart moves about a metre along its route.; 5.000000\u20135.166667s: Everyone and the camera simply keep moving as before.\n\n\nOnly depict entities visible in the current conditioning frames; appearance text never adds an absent entity.\n",
+    "Appearance and scene:\n\nRendering style of the whole frame: A realistic city park in soft daylight: mown lawn, gravel paths, benches, clipped hedges, mature trees and low railings, with natural human anatomy, believable scale and detailed physical materials.\n\nThe wheeled handcart is a steel utility cart with a flat bed and rubber wheels. The independently moving adult participant 1 is a student with shoulder-length ash-brown hair, wearing a maroon hoodie, indigo denim jeans, and ivory canvas sneakers. The person pushing the wheeled handcart is a security guard with a shaved head, wearing a slate uniform shirt with epaulettes, charcoal uniform trousers, and black duty boots. Every described entity retains this appearance only while visible in the reference.\n\nThe setting is a landscaped public park with branching paths, benches, trees and a paved plaza. Preserve the reference spacing, masses and open routes. A steel utility cart with a flat bed and rubber wheels. The camera is the protagonist's own first-person view, carried at the protagonist's eye height, and it follows the recorded camera path of the conditioning reference with its fixed 75-degree vertical field of view. The overcast sky provides diffuse, shadowless illumination with a cool colour temperature, creating a calm and muted atmosphere. Trees stand only where the conditioning reference shows them. \n\nProtagonist action timeline:\n\n0.000000\u20131.420000s: the already-given end of the previous clip; the action carries on from it without any restart; 0.000000\u20132.500000s: The protagonist walks back toward the landmark; the protagonist moves about a metre along its route; the person pushing the wheeled handcart moves about a metre along its route; the cart moves about a metre along its route.; 2.500000\u20135.000000s: The protagonist keeps going through the same return stretch; the protagonist moves a short distance along its route; the person pushing the wheeled handcart moves about a metre along its route; the cart moves about a metre along its route.; 5.000000\u20135.166667s: Everyone and the camera simply keep moving as before.\n\n\nOnly depict entities visible in the current conditioning frames; appearance text never adds an absent entity.\n",
+    "Appearance and scene:\n\nRendering style of the whole frame: A realistic city park in soft daylight: mown lawn, gravel paths, benches, clipped hedges, mature trees and low railings, with natural human anatomy, believable scale and detailed physical materials.\n\nThe wheeled handcart is a steel utility cart with a flat bed and rubber wheels. The independently moving adult participant 1 is a student with shoulder-length ash-brown hair, wearing a maroon hoodie, indigo denim jeans, and ivory canvas sneakers. The person pushing the wheeled handcart is a security guard with a shaved head, wearing a slate uniform shirt with epaulettes, charcoal uniform trousers, and black duty boots. Every described entity retains this appearance only while visible in the reference.\n\nThe setting is a landscaped public park with branching paths, benches, trees and a paved plaza. Preserve the reference spacing, masses and open routes. A steel utility cart with a flat bed and rubber wheels. The camera is the protagonist's own first-person view, carried at the protagonist's eye height, and it follows the recorded camera path of the conditioning reference with its fixed 75-degree vertical field of view. The overcast sky provides diffuse, shadowless illumination with a cool colour temperature, creating a calm and muted atmosphere. Trees stand only where the conditioning reference shows them. \n\nProtagonist action timeline:\n\n0.000000\u20131.420000s: the already-given end of the previous clip; the action carries on from it without any restart; 1.420000\u20133.750000s: The protagonist carries on with the recorded movement of the conditioning reference; 3.750000\u20135.166667s: The recording has ended: everyone holds the final pose and position and the camera holds its final pose.\n\n\nOnly depict entities visible in the current conditioning frames; appearance text never adds an absent entity.\n"
+  ]
+}

episodes/long_video/urban-park-revisit/views/first-person/mixed/render-profile.json

@@ -0,0 +1,113 @@
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episodes/long_video/urban-park-revisit/views/first-person/mixed/sample-time.json

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+}

episodes/long_video/urban-park-revisit/views/first-person/mixed/sample.json

@@ -0,0 +1,86 @@
+{
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episodes/long_video/urban-park-revisit/views/first-person/mixed/verification.json

@@ -0,0 +1,34 @@
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+}

episodes/long_video/urban-park-revisit/views/first-person/mixed/video.description.json

@@ -0,0 +1,6 @@
+{
+  "description": "First-person eye view. Park Plaza · Repeatedly Returning After Leaving a Landmark. A landscaped public park with branching paths, benches, trees and a paved plaza. One uninterrupted 30 second source simulation. All cameras and representations share every recorded state and time.",
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+}

episodes/long_video/urban-park-revisit/views/first-person/mixed/video.description.txt

@@ -0,0 +1 @@
+First-person eye view. Park Plaza · Repeatedly Returning After Leaving a Landmark. A landscaped public park with branching paths, benches, trees and a paved plaza. One uninterrupted 30 second source simulation. All cameras and representations share every recorded state and time.

episodes/long_video/urban-park-revisit/views/first-person/prompt-context/engine.description.txt

@@ -0,0 +1 @@
+First-person eye view. Park Plaza · Repeatedly Returning After Leaving a Landmark. A landscaped public park with branching paths, benches, trees and a paved plaza. One uninterrupted 30 second source simulation. All cameras and representations share every recorded state and time.

episodes/long_video/urban-park-revisit/views/first-person/prompt-context/style.json

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+{
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+}

episodes/long_video/urban-park-revisit/views/first-person/white/prompts.c2r.json

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episodes/long_video/urban-park-revisit/views/first-person/white/render-profile.json

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+}

episodes/long_video/urban-park-revisit/views/views.html

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+<!doctype html><html lang="zh"><meta charset="utf-8"><title>long30-016-urban-park-revisit</title><style>body{font:16px sans-serif;background:#17191c;color:#eee;margin:24px}main{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:16px}video{width:100%}h2{font-size:16px}</style><h1>long30-016-urban-park-revisit</h1><main><article><h2>first-person / white</h2><video controls preload="none" poster="first-person/white/preview.png" src="first-person/white/video.mp4"></video></article><article><h2>first-person / mixed</h2><video controls preload="none" poster="first-person/mixed/preview.png" src="first-person/mixed/video.mp4"></video></article><article><h2>first-person / colored-obb</h2><video controls preload="none" poster="first-person/colored-obb/preview.png" src="first-person/colored-obb/video.mp4"></video></article></main></html>

episodes/long_video/urban-park-revisit/views/views.json

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+  "schemaVersion": "synchronized-perspectives.v2",
+  "episodeId": "long30-016-urban-park-revisit",
+  "frameCount": 900,
+  "fps": 30,
+  "cameras": [
+    "first-person"
+  ],
+  "representations": [
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+    "mixed",
+    "colored-obb"
+  ],
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+    {
+      "camera": "first-person",
+      "representation": "white",
+      "video": "first-person/white/video.mp4",
+      "preview": "first-person/white/preview.png",
+      "metadata": "first-person/white/sample.json"
+    },
+    {
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+      "representation": "mixed",
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+      "preview": "first-person/mixed/preview.png",
+      "metadata": "first-person/mixed/sample.json"
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+    {
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+      "representation": "colored-obb",
+      "video": "first-person/colored-obb/video.mp4",
+      "preview": "first-person/colored-obb/preview.png",
+      "metadata": "first-person/colored-obb/sample.json"
+    }
+  ],
+  "frameMapping": "Each video frame i uses state i and the selected camera track frame i.",
+  "coloredObbPolicy": {
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+    "alpha": 0.5,
+    "front_alpha": 0.6,
+    "object_alpha": 0.5,
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+    "allFacesDepthTested": true,
+    "opaqueSceneOccludesObbs": true,
+    "depthToleranceMetres": "min(.005, .001 + sceneDepth * 1e-6)",
+    "blending": "Far-to-near translucent faces, including nested boxes.",
+    "nearPlane": "Clip surviving face polygons to the actual camera near plane.",
+    "complexClasses": [
+      "animal",
+      "bird",
+      "boat",
+      "cart",
+      "cat",
+      "dog",
+      "duck",
+      "fish",
+      "horse",
+      "person",
+      "rabbit",
+      "vehicle"
+    ],
+    "simpleObjects": "Retain original solid or linear geometry.",
+    "metricDepth": "Nearest displayed positive-opacity scene/wire/OBB surface.",
+    "fullSequenceMedia": "video.mp4 only; three gallery PNGs and preview retained.",
+    "firstFrame": "Camera opening framing only; no entity removal or shape inflation; all representations share the track."
+  },
+  "obbFrames": "../annotations/colored-obb-frames.jsonl.gz",
+  "depthAvailable": false
+}

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