NeRF On-the-go Fountain：初始 transient masks

{
  "diagnosis": {
    "primary_cause": "no_prominent_transient",
    "person_visibility": "none_visible",
    "severity": "none",
    "confidence": 0.76,
    "route": "retain_with_robust_water_traffic_handling",
    "rationale_zh": "未见明确的主要移动人物；但无干净 reference，且水面、车辆或远处行人仍可能产生残差。"
  },
  "grounding": {
    "schema_version": "diag.ground_sam.v1",
    "sample_id": "IMG_6393",
    "thresholds": {
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      "text": 0.2,
      "nms": 0.5
    },
    "grounding_model": "/local/scratch-2/fy277/temp/diag3dgs/models/grounding-dino-tiny",
    "sam_checkpoint": "/local/scratch-2/fy277/temp/diag3dgs/models/sam2.1/sam2.1_hiera_small.pt",
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    "regions": [],
    "final_mask_path": "masks/IMG_6393.png",
    "routing_mask_path": "masks/IMG_6393_routing.png",
    "predicted_fraction": 0.0
  }
}

{
  "diagnosis": {
    "primary_cause": "no_prominent_transient",
    "person_visibility": "none_visible",
    "severity": "none",
    "confidence": 0.76,
    "route": "retain_with_robust_water_traffic_handling",
    "rationale_zh": "未见明确的主要移动人物；但无干净 reference，且水面、车辆或远处行人仍可能产生残差。"
  },
  "grounding": {
    "schema_version": "diag.ground_sam.v1",
    "sample_id": "IMG_6394",
    "thresholds": {
      "box": 0.25,
      "text": 0.2,
      "nms": 0.5
    },
    "grounding_model": "/local/scratch-2/fy277/temp/diag3dgs/models/grounding-dino-tiny",
    "sam_checkpoint": "/local/scratch-2/fy277/temp/diag3dgs/models/sam2.1/sam2.1_hiera_small.pt",
    "sam_checkpoint_sha256": "6d1aa6f30de5c92224f8172114de081d104bbd23dd9dc5c58996f0cad5dc4d38",
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}

{
  "diagnosis": {
    "primary_cause": "transient_person",
    "person_visibility": "partial_or_edge",
    "severity": "low",
    "confidence": 0.79,
    "route": "edge_region_mask_or_review",
    "rationale_zh": "人物、衣物或携带物仅在画面边缘/遮挡后局部可见，需要区域复核。"
  },
  "grounding": {
    "schema_version": "diag.ground_sam.v1",
    "sample_id": "IMG_6395",
    "thresholds": {
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    },
    "grounding_model": "/local/scratch-2/fy277/temp/diag3dgs/models/grounding-dino-tiny",
    "sam_checkpoint": "/local/scratch-2/fy277/temp/diag3dgs/models/sam2.1/sam2.1_hiera_small.pt",
    "sam_checkpoint_sha256": "6d1aa6f30de5c92224f8172114de081d104bbd23dd9dc5c58996f0cad5dc4d38",
    "regions": [
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        "cause": "transient_occluder",
        "semantic_description": "all visible transient people and their carried bags, backpacks, luggage, or loose belongings",
        "queries": [
          "person",
          "pedestrian",
          "bag backpack luggage"
        ],
        "source": "grounding",
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        "box_scores": [],
        "box_queries": [],
        "sam_predicted_iou": [],
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      }
    ],
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    "routing_mask_path": "masks/IMG_6395_routing.png",
    "predicted_fraction": 0.0
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    "person_visibility": "partial_or_edge",
    "severity": "low",
    "confidence": 0.79,
    "route": "edge_region_mask_or_review",
    "rationale_zh": "人物、衣物或携带物仅在画面边缘/遮挡后局部可见，需要区域复核。"
  },
  "grounding": {
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        "cause": "transient_occluder",
        "semantic_description": "all visible transient people and their carried bags, backpacks, luggage, or loose belongings",
        "queries": [
          "person",
          "pedestrian",
          "bag backpack luggage"
        ],
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{
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    "confidence": 0.79,
    "route": "edge_region_mask_or_review",
    "rationale_zh": "人物、衣物或携带物仅在画面边缘/遮挡后局部可见，需要区域复核。"
  },
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        "queries": [
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          "pedestrian",
          "bag backpack luggage"
        ],
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      }
    ],
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}

{
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    "route": "region_mask_required",
    "rationale_zh": "主要移动人物位于近景或占据较大画面区域，明显遮挡喷泉/背景几何。"
  },
  "grounding": {
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    },
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    "sam_checkpoint": "/local/scratch-2/fy277/temp/diag3dgs/models/sam2.1/sam2.1_hiera_small.pt",
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        "semantic_description": "all visible transient people and their carried bags, backpacks, luggage, or loose belongings",
        "queries": [
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          "pedestrian",
          "bag backpack luggage"
        ],
        "source": "grounding",
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        "box_scores": [],
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      }
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}

{
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    "severity": "none",
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    "route": "retain_with_robust_water_traffic_handling",
    "rationale_zh": "未见明确的主要移动人物；但无干净 reference，且水面、车辆或远处行人仍可能产生残差。"
  },
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{
  "diagnosis": {
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    "severity": "none",
    "confidence": 0.76,
    "route": "retain_with_robust_water_traffic_handling",
    "rationale_zh": "未见明确的主要移动人物；但无干净 reference，且水面、车辆或远处行人仍可能产生残差。"
  },
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{
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    "person_visibility": "clear_region",
    "severity": "medium",
    "confidence": 0.94,
    "route": "region_mask_required",
    "rationale_zh": "主要移动人物轮廓清楚，形成局部遮挡，但帧内大部分静态几何仍可使用。"
  },
  "grounding": {
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    "rationale_zh": "主要移动人物位于近景或占据较大画面区域，明显遮挡喷泉/背景几何。"
  },
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    "rationale_zh": "主要移动人物轮廓清楚，形成局部遮挡，但帧内大部分静态几何仍可使用。"
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    "route": "edge_region_mask_or_review",
    "rationale_zh": "人物、衣物或携带物仅在画面边缘/遮挡后局部可见，需要区域复核。"
  },
  "grounding": {
    "schema_version": "diag.ground_sam.v1",
    "sample_id": "IMG_6448",
    "thresholds": {
      "box": 0.25,
      "text": 0.2,
      "nms": 0.5
    },
    "grounding_model": "/local/scratch-2/fy277/temp/diag3dgs/models/grounding-dino-tiny",
    "sam_checkpoint": "/local/scratch-2/fy277/temp/diag3dgs/models/sam2.1/sam2.1_hiera_small.pt",
    "sam_checkpoint_sha256": "6d1aa6f30de5c92224f8172114de081d104bbd23dd9dc5c58996f0cad5dc4d38",
    "regions": [
      {
        "region_id": "transient_people_and_belongings",
        "cause": "transient_occluder",
        "semantic_description": "all visible transient people and their carried bags, backpacks, luggage, or loose belongings",
        "queries": [
          "person",
          "pedestrian",
          "bag backpack luggage"
        ],
        "source": "grounding",
        "boxes_xyxy": [],
        "box_scores": [],
        "box_queries": [],
        "sam_predicted_iou": [],
        "mask_path": "masks/IMG_6448_transient_people_and_belongings.png"
      }
    ],
    "final_mask_path": "masks/IMG_6448.png",
    "routing_mask_path": "masks/IMG_6448_routing.png",
    "predicted_fraction": 0.0
  }
}

{
  "diagnosis": {
    "primary_cause": "transient_person",
    "person_visibility": "partial_or_edge",
    "severity": "low",
    "confidence": 0.79,
    "route": "edge_region_mask_or_review",
    "rationale_zh": "人物、衣物或携带物仅在画面边缘/遮挡后局部可见，需要区域复核。"
  },
  "grounding": {
    "schema_version": "diag.ground_sam.v1",
    "sample_id": "IMG_6449",
    "thresholds": {
      "box": 0.25,
      "text": 0.2,
      "nms": 0.5
    },
    "grounding_model": "/local/scratch-2/fy277/temp/diag3dgs/models/grounding-dino-tiny",
    "sam_checkpoint": "/local/scratch-2/fy277/temp/diag3dgs/models/sam2.1/sam2.1_hiera_small.pt",
    "sam_checkpoint_sha256": "6d1aa6f30de5c92224f8172114de081d104bbd23dd9dc5c58996f0cad5dc4d38",
    "regions": [
      {
        "region_id": "transient_people_and_belongings",
        "cause": "transient_occluder",
        "semantic_description": "all visible transient people and their carried bags, backpacks, luggage, or loose belongings",
        "queries": [
          "person",
          "pedestrian",
          "bag backpack luggage"
        ],
        "source": "grounding",
        "boxes_xyxy": [],
        "box_scores": [],
        "box_queries": [],
        "sam_predicted_iou": [],
        "mask_path": "masks/IMG_6449_transient_people_and_belongings.png"
      }
    ],
    "final_mask_path": "masks/IMG_6449.png",
    "routing_mask_path": "masks/IMG_6449_routing.png",
    "predicted_fraction": 0.0
  }
}

{
  "diagnosis": {
    "primary_cause": "transient_person",
    "person_visibility": "partial_or_edge",
    "severity": "low",
    "confidence": 0.79,
    "route": "edge_region_mask_or_review",
    "rationale_zh": "人物、衣物或携带物仅在画面边缘/遮挡后局部可见，需要区域复核。"
  },
  "grounding": {
    "schema_version": "diag.ground_sam.v1",
    "sample_id": "IMG_6450",
    "thresholds": {
      "box": 0.25,
      "text": 0.2,
      "nms": 0.5
    },
    "grounding_model": "/local/scratch-2/fy277/temp/diag3dgs/models/grounding-dino-tiny",
    "sam_checkpoint": "/local/scratch-2/fy277/temp/diag3dgs/models/sam2.1/sam2.1_hiera_small.pt",
    "sam_checkpoint_sha256": "6d1aa6f30de5c92224f8172114de081d104bbd23dd9dc5c58996f0cad5dc4d38",
    "regions": [
      {
        "region_id": "transient_people_and_belongings",
        "cause": "transient_occluder",
        "semantic_description": "all visible transient people and their carried bags, backpacks, luggage, or loose belongings",
        "queries": [
          "person",
          "pedestrian",
          "bag backpack luggage"
        ],
        "source": "grounding",
        "boxes_xyxy": [],
        "box_scores": [],
        "box_queries": [],
        "sam_predicted_iou": [],
        "mask_path": "masks/IMG_6450_transient_people_and_belongings.png"
      }
    ],
    "final_mask_path": "masks/IMG_6450.png",
    "routing_mask_path": "masks/IMG_6450_routing.png",
    "predicted_fraction": 0.0
  }
}

{
  "diagnosis": {
    "primary_cause": "no_prominent_transient",
    "person_visibility": "none_visible",
    "severity": "none",
    "confidence": 0.76,
    "route": "retain_with_robust_water_traffic_handling",
    "rationale_zh": "未见明确的主要移动人物；但无干净 reference，且水面、车辆或远处行人仍可能产生残差。"
  },
  "grounding": {
    "schema_version": "diag.ground_sam.v1",
    "sample_id": "IMG_6451",
    "thresholds": {
      "box": 0.25,
      "text": 0.2,
      "nms": 0.5
    },
    "grounding_model": "/local/scratch-2/fy277/temp/diag3dgs/models/grounding-dino-tiny",
    "sam_checkpoint": "/local/scratch-2/fy277/temp/diag3dgs/models/sam2.1/sam2.1_hiera_small.pt",
    "sam_checkpoint_sha256": "6d1aa6f30de5c92224f8172114de081d104bbd23dd9dc5c58996f0cad5dc4d38",
    "regions": [],
    "final_mask_path": "masks/IMG_6451.png",
    "routing_mask_path": "masks/IMG_6451_routing.png",
    "predicted_fraction": 0.0
  }
}

{
  "diagnosis": {
    "primary_cause": "transient_person",
    "person_visibility": "partial_or_edge",
    "severity": "low",
    "confidence": 0.79,
    "route": "edge_region_mask_or_review",
    "rationale_zh": "人物、衣物或携带物仅在画面边缘/遮挡后局部可见，需要区域复核。"
  },
  "grounding": {
    "schema_version": "diag.ground_sam.v1",
    "sample_id": "IMG_6452",
    "thresholds": {
      "box": 0.25,
      "text": 0.2,
      "nms": 0.5
    },
    "grounding_model": "/local/scratch-2/fy277/temp/diag3dgs/models/grounding-dino-tiny",
    "sam_checkpoint": "/local/scratch-2/fy277/temp/diag3dgs/models/sam2.1/sam2.1_hiera_small.pt",
    "sam_checkpoint_sha256": "6d1aa6f30de5c92224f8172114de081d104bbd23dd9dc5c58996f0cad5dc4d38",
    "regions": [
      {
        "region_id": "transient_people_and_belongings",
        "cause": "transient_occluder",
        "semantic_description": "all visible transient people and their carried bags, backpacks, luggage, or loose belongings",
        "queries": [
          "person",
          "pedestrian",
          "bag backpack luggage"
        ],
        "source": "grounding",
        "boxes_xyxy": [],
        "box_scores": [],
        "box_queries": [],
        "sam_predicted_iou": [],
        "mask_path": "masks/IMG_6452_transient_people_and_belongings.png"
      }
    ],
    "final_mask_path": "masks/IMG_6452.png",
    "routing_mask_path": "masks/IMG_6452_routing.png",
    "predicted_fraction": 0.0
  }
}

{
  "diagnosis": {
    "primary_cause": "transient_person",
    "person_visibility": "clear_region",
    "severity": "medium",
    "confidence": 0.94,
    "route": "region_mask_required",
    "rationale_zh": "主要移动人物轮廓清楚，形成局部遮挡，但帧内大部分静态几何仍可使用。"
  },
  "grounding": {
    "schema_version": "diag.ground_sam.v1",
    "sample_id": "IMG_6453",
    "thresholds": {
      "box": 0.25,
      "text": 0.2,
      "nms": 0.5
    },
    "grounding_model": "/local/scratch-2/fy277/temp/diag3dgs/models/grounding-dino-tiny",
    "sam_checkpoint": "/local/scratch-2/fy277/temp/diag3dgs/models/sam2.1/sam2.1_hiera_small.pt",
    "sam_checkpoint_sha256": "6d1aa6f30de5c92224f8172114de081d104bbd23dd9dc5c58996f0cad5dc4d38",
    "regions": [
      {
        "region_id": "transient_people_and_belongings",
        "cause": "transient_occluder",
        "semantic_description": "all visible transient people and their carried bags, backpacks, luggage, or loose belongings",
        "queries": [
          "person",
          "pedestrian",
          "bag backpack luggage"
        ],
        "source": "grounding",
        "boxes_xyxy": [],
        "box_scores": [],
        "box_queries": [],
        "sam_predicted_iou": [],
        "mask_path": "masks/IMG_6453_transient_people_and_belongings.png"
      }
    ],
    "final_mask_path": "masks/IMG_6453.png",
    "routing_mask_path": "masks/IMG_6453_routing.png",
    "predicted_fraction": 0.0
  }
}

{
  "diagnosis": {
    "primary_cause": "transient_person",
    "person_visibility": "background_small",
    "severity": "low",
    "confidence": 0.82,
    "route": "small_region_mask",
    "rationale_zh": "人物位于远景或只占较小区域；不应因此删除整帧。"
  },
  "grounding": {
    "schema_version": "diag.ground_sam.v1",
    "sample_id": "IMG_6454",
    "thresholds": {
      "box": 0.25,
      "text": 0.2,
      "nms": 0.5
    },
    "grounding_model": "/local/scratch-2/fy277/temp/diag3dgs/models/grounding-dino-tiny",
    "sam_checkpoint": "/local/scratch-2/fy277/temp/diag3dgs/models/sam2.1/sam2.1_hiera_small.pt",
    "sam_checkpoint_sha256": "6d1aa6f30de5c92224f8172114de081d104bbd23dd9dc5c58996f0cad5dc4d38",
    "regions": [
      {
        "region_id": "transient_people_and_belongings",
        "cause": "transient_occluder",
        "semantic_description": "all visible transient people and their carried bags, backpacks, luggage, or loose belongings",
        "queries": [
          "person",
          "pedestrian",
          "bag backpack luggage"
        ],
        "source": "grounding",
        "boxes_xyxy": [],
        "box_scores": [],
        "box_queries": [],
        "sam_predicted_iou": [],
        "mask_path": "masks/IMG_6454_transient_people_and_belongings.png"
      }
    ],
    "final_mask_path": "masks/IMG_6454.png",
    "routing_mask_path": "masks/IMG_6454_routing.png",
    "predicted_fraction": 0.0
  }
}

{
  "diagnosis": {
    "primary_cause": "transient_person",
    "person_visibility": "clear_region",
    "severity": "medium",
    "confidence": 0.94,
    "route": "region_mask_required",
    "rationale_zh": "主要移动人物轮廓清楚，形成局部遮挡，但帧内大部分静态几何仍可使用。"
  },
  "grounding": {
    "schema_version": "diag.ground_sam.v1",
    "sample_id": "IMG_6455",
    "thresholds": {
      "box": 0.25,
      "text": 0.2,
      "nms": 0.5
    },
    "grounding_model": "/local/scratch-2/fy277/temp/diag3dgs/models/grounding-dino-tiny",
    "sam_checkpoint": "/local/scratch-2/fy277/temp/diag3dgs/models/sam2.1/sam2.1_hiera_small.pt",
    "sam_checkpoint_sha256": "6d1aa6f30de5c92224f8172114de081d104bbd23dd9dc5c58996f0cad5dc4d38",
    "regions": [
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        "cause": "transient_occluder",
        "semantic_description": "all visible transient people and their carried bags, backpacks, luggage, or loose belongings",
        "queries": [
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          "pedestrian",
          "bag backpack luggage"
        ],
        "source": "grounding",
        "boxes_xyxy": [],
        "box_scores": [],
        "box_queries": [],
        "sam_predicted_iou": [],
        "mask_path": "masks/IMG_6455_transient_people_and_belongings.png"
      }
    ],
    "final_mask_path": "masks/IMG_6455.png",
    "routing_mask_path": "masks/IMG_6455_routing.png",
    "predicted_fraction": 0.0
  }
}

{
  "diagnosis": {
    "primary_cause": "transient_person",
    "person_visibility": "clear_region",
    "severity": "medium",
    "confidence": 0.94,
    "route": "region_mask_required",
    "rationale_zh": "主要移动人物轮廓清楚，形成局部遮挡，但帧内大部分静态几何仍可使用。"
  },
  "grounding": {
    "schema_version": "diag.ground_sam.v1",
    "sample_id": "IMG_6456",
    "thresholds": {
      "box": 0.25,
      "text": 0.2,
      "nms": 0.5
    },
    "grounding_model": "/local/scratch-2/fy277/temp/diag3dgs/models/grounding-dino-tiny",
    "sam_checkpoint": "/local/scratch-2/fy277/temp/diag3dgs/models/sam2.1/sam2.1_hiera_small.pt",
    "sam_checkpoint_sha256": "6d1aa6f30de5c92224f8172114de081d104bbd23dd9dc5c58996f0cad5dc4d38",
    "regions": [
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        "cause": "transient_occluder",
        "semantic_description": "all visible transient people and their carried bags, backpacks, luggage, or loose belongings",
        "queries": [
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          "pedestrian",
          "bag backpack luggage"
        ],
        "source": "grounding",
        "boxes_xyxy": [],
        "box_scores": [],
        "box_queries": [],
        "sam_predicted_iou": [],
        "mask_path": "masks/IMG_6456_transient_people_and_belongings.png"
      }
    ],
    "final_mask_path": "masks/IMG_6456.png",
    "routing_mask_path": "masks/IMG_6456_routing.png",
    "predicted_fraction": 0.0
  }
}

{
  "diagnosis": {
    "primary_cause": "transient_person",
    "person_visibility": "clear_region",
    "severity": "medium",
    "confidence": 0.94,
    "route": "region_mask_required",
    "rationale_zh": "主要移动人物轮廓清楚，形成局部遮挡，但帧内大部分静态几何仍可使用。"
  },
  "grounding": {
    "schema_version": "diag.ground_sam.v1",
    "sample_id": "IMG_6457",
    "thresholds": {
      "box": 0.25,
      "text": 0.2,
      "nms": 0.5
    },
    "grounding_model": "/local/scratch-2/fy277/temp/diag3dgs/models/grounding-dino-tiny",
    "sam_checkpoint": "/local/scratch-2/fy277/temp/diag3dgs/models/sam2.1/sam2.1_hiera_small.pt",
    "sam_checkpoint_sha256": "6d1aa6f30de5c92224f8172114de081d104bbd23dd9dc5c58996f0cad5dc4d38",
    "regions": [
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        "region_id": "transient_people_and_belongings",
        "cause": "transient_occluder",
        "semantic_description": "all visible transient people and their carried bags, backpacks, luggage, or loose belongings",
        "queries": [
          "person",
          "pedestrian",
          "bag backpack luggage"
        ],
        "source": "grounding",
        "boxes_xyxy": [],
        "box_scores": [],
        "box_queries": [],
        "sam_predicted_iou": [],
        "mask_path": "masks/IMG_6457_transient_people_and_belongings.png"
      }
    ],
    "final_mask_path": "masks/IMG_6457.png",
    "routing_mask_path": "masks/IMG_6457_routing.png",
    "predicted_fraction": 0.0
  }
}

{
  "diagnosis": {
    "primary_cause": "transient_person",
    "person_visibility": "clear_region",
    "severity": "medium",
    "confidence": 0.94,
    "route": "region_mask_required",
    "rationale_zh": "主要移动人物轮廓清楚，形成局部遮挡，但帧内大部分静态几何仍可使用。"
  },
  "grounding": {
    "schema_version": "diag.ground_sam.v1",
    "sample_id": "IMG_6458",
    "thresholds": {
      "box": 0.25,
      "text": 0.2,
      "nms": 0.5
    },
    "grounding_model": "/local/scratch-2/fy277/temp/diag3dgs/models/grounding-dino-tiny",
    "sam_checkpoint": "/local/scratch-2/fy277/temp/diag3dgs/models/sam2.1/sam2.1_hiera_small.pt",
    "sam_checkpoint_sha256": "6d1aa6f30de5c92224f8172114de081d104bbd23dd9dc5c58996f0cad5dc4d38",
    "regions": [
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        "region_id": "transient_people_and_belongings",
        "cause": "transient_occluder",
        "semantic_description": "all visible transient people and their carried bags, backpacks, luggage, or loose belongings",
        "queries": [
          "person",
          "pedestrian",
          "bag backpack luggage"
        ],
        "source": "grounding",
        "boxes_xyxy": [],
        "box_scores": [],
        "box_queries": [],
        "sam_predicted_iou": [],
        "mask_path": "masks/IMG_6458_transient_people_and_belongings.png"
      }
    ],
    "final_mask_path": "masks/IMG_6458.png",
    "routing_mask_path": "masks/IMG_6458_routing.png",
    "predicted_fraction": 0.0
  }
}

{
  "diagnosis": {
    "primary_cause": "transient_person",
    "person_visibility": "strong_foreground",
    "severity": "high",
    "confidence": 0.97,
    "route": "region_mask_required",
    "rationale_zh": "主要移动人物位于近景或占据较大画面区域，明显遮挡喷泉/背景几何。"
  },
  "grounding": {
    "schema_version": "diag.ground_sam.v1",
    "sample_id": "IMG_6459",
    "thresholds": {
      "box": 0.25,
      "text": 0.2,
      "nms": 0.5
    },
    "grounding_model": "/local/scratch-2/fy277/temp/diag3dgs/models/grounding-dino-tiny",
    "sam_checkpoint": "/local/scratch-2/fy277/temp/diag3dgs/models/sam2.1/sam2.1_hiera_small.pt",
    "sam_checkpoint_sha256": "6d1aa6f30de5c92224f8172114de081d104bbd23dd9dc5c58996f0cad5dc4d38",
    "regions": [
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        "region_id": "transient_people_and_belongings",
        "cause": "transient_occluder",
        "semantic_description": "all visible transient people and their carried bags, backpacks, luggage, or loose belongings",
        "queries": [
          "person",
          "pedestrian",
          "bag backpack luggage"
        ],
        "source": "grounding",
        "boxes_xyxy": [],
        "box_scores": [],
        "box_queries": [],
        "sam_predicted_iou": [],
        "mask_path": "masks/IMG_6459_transient_people_and_belongings.png"
      }
    ],
    "final_mask_path": "masks/IMG_6459.png",
    "routing_mask_path": "masks/IMG_6459_routing.png",
    "predicted_fraction": 0.0
  }
}

{
  "diagnosis": {
    "primary_cause": "transient_person",
    "person_visibility": "other_pedestrian",
    "severity": "medium",
    "confidence": 0.82,
    "route": "region_mask_required",
    "rationale_zh": "可见另一位路人；跨相邻视图位置变化，属于瞬态遮挡。"
  },
  "grounding": {
    "schema_version": "diag.ground_sam.v1",
    "sample_id": "IMG_6461",
    "thresholds": {
      "box": 0.25,
      "text": 0.2,
      "nms": 0.5
    },
    "grounding_model": "/local/scratch-2/fy277/temp/diag3dgs/models/grounding-dino-tiny",
    "sam_checkpoint": "/local/scratch-2/fy277/temp/diag3dgs/models/sam2.1/sam2.1_hiera_small.pt",
    "sam_checkpoint_sha256": "6d1aa6f30de5c92224f8172114de081d104bbd23dd9dc5c58996f0cad5dc4d38",
    "regions": [
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        "region_id": "transient_people_and_belongings",
        "cause": "transient_occluder",
        "semantic_description": "all visible transient people and their carried bags, backpacks, luggage, or loose belongings",
        "queries": [
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          "pedestrian",
          "bag backpack luggage"
        ],
        "source": "grounding",
        "boxes_xyxy": [],
        "box_scores": [],
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        "sam_predicted_iou": [],
        "mask_path": "masks/IMG_6461_transient_people_and_belongings.png"
      }
    ],
    "final_mask_path": "masks/IMG_6461.png",
    "routing_mask_path": "masks/IMG_6461_routing.png",
    "predicted_fraction": 0.0
  }
}

{
  "diagnosis": {
    "primary_cause": "transient_person",
    "person_visibility": "strong_foreground",
    "severity": "high",
    "confidence": 0.97,
    "route": "region_mask_required",
    "rationale_zh": "主要移动人物位于近景或占据较大画面区域，明显遮挡喷泉/背景几何。"
  },
  "grounding": {
    "schema_version": "diag.ground_sam.v1",
    "sample_id": "IMG_6462",
    "thresholds": {
      "box": 0.25,
      "text": 0.2,
      "nms": 0.5
    },
    "grounding_model": "/local/scratch-2/fy277/temp/diag3dgs/models/grounding-dino-tiny",
    "sam_checkpoint": "/local/scratch-2/fy277/temp/diag3dgs/models/sam2.1/sam2.1_hiera_small.pt",
    "sam_checkpoint_sha256": "6d1aa6f30de5c92224f8172114de081d104bbd23dd9dc5c58996f0cad5dc4d38",
    "regions": [
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    "sam_checkpoint_sha256": "6d1aa6f30de5c92224f8172114de081d104bbd23dd9dc5c58996f0cad5dc4d38",
    "regions": [
      {
        "region_id": "transient_people_and_belongings",
        "cause": "transient_occluder",
        "semantic_description": "all visible transient people and their carried bags, backpacks, luggage, or loose belongings",
        "queries": [
          "person",
          "pedestrian",
          "bag backpack luggage"
        ],
        "source": "grounding",
        "boxes_xyxy": [],
        "box_scores": [],
        "box_queries": [],
        "sam_predicted_iou": [],
        "mask_path": "masks/IMG_6559_transient_people_and_belongings.png"
      }
    ],
    "final_mask_path": "masks/IMG_6559.png",
    "routing_mask_path": "masks/IMG_6559_routing.png",
    "predicted_fraction": 0.0
  }
}

{
  "diagnosis": {
    "primary_cause": "no_prominent_transient",
    "person_visibility": "none_visible",
    "severity": "none",
    "confidence": 0.76,
    "route": "retain_with_robust_water_traffic_handling",
    "rationale_zh": "未见明确的主要移动人物；但无干净 reference，且水面、车辆或远处行人仍可能产生残差。"
  },
  "grounding": {
    "schema_version": "diag.ground_sam.v1",
    "sample_id": "IMG_6560",
    "thresholds": {
      "box": 0.25,
      "text": 0.2,
      "nms": 0.5
    },
    "grounding_model": "/local/scratch-2/fy277/temp/diag3dgs/models/grounding-dino-tiny",
    "sam_checkpoint": "/local/scratch-2/fy277/temp/diag3dgs/models/sam2.1/sam2.1_hiera_small.pt",
    "sam_checkpoint_sha256": "6d1aa6f30de5c92224f8172114de081d104bbd23dd9dc5c58996f0cad5dc4d38",
    "regions": [],
    "final_mask_path": "masks/IMG_6560.png",
    "routing_mask_path": "masks/IMG_6560_routing.png",
    "predicted_fraction": 0.0
  }
}

{
  "diagnosis": {
    "primary_cause": "transient_person",
    "person_visibility": "strong_foreground",
    "severity": "high",
    "confidence": 0.97,
    "route": "region_mask_required",
    "rationale_zh": "主要移动人物位于近景或占据较大画面区域，明显遮挡喷泉/背景几何。"
  },
  "grounding": {
    "schema_version": "diag.ground_sam.v1",
    "sample_id": "IMG_6561",
    "thresholds": {
      "box": 0.25,
      "text": 0.2,
      "nms": 0.5
    },
    "grounding_model": "/local/scratch-2/fy277/temp/diag3dgs/models/grounding-dino-tiny",
    "sam_checkpoint": "/local/scratch-2/fy277/temp/diag3dgs/models/sam2.1/sam2.1_hiera_small.pt",
    "sam_checkpoint_sha256": "6d1aa6f30de5c92224f8172114de081d104bbd23dd9dc5c58996f0cad5dc4d38",
    "regions": [
      {
        "region_id": "transient_people_and_belongings",
        "cause": "transient_occluder",
        "semantic_description": "all visible transient people and their carried bags, backpacks, luggage, or loose belongings",
        "queries": [
          "person",
          "pedestrian",
          "bag backpack luggage"
        ],
        "source": "grounding",
        "boxes_xyxy": [],
        "box_scores": [],
        "box_queries": [],
        "sam_predicted_iou": [],
        "mask_path": "masks/IMG_6561_transient_people_and_belongings.png"
      }
    ],
    "final_mask_path": "masks/IMG_6561.png",
    "routing_mask_path": "masks/IMG_6561_routing.png",
    "predicted_fraction": 0.0
  }
}

{
  "diagnosis": {
    "primary_cause": "transient_person",
    "person_visibility": "clear_region",
    "severity": "medium",
    "confidence": 0.94,
    "route": "region_mask_required",
    "rationale_zh": "主要移动人物轮廓清楚，形成局部遮挡，但帧内大部分静态几何仍可使用。"
  },
  "grounding": {
    "schema_version": "diag.ground_sam.v1",
    "sample_id": "IMG_6569",
    "thresholds": {
      "box": 0.25,
      "text": 0.2,
      "nms": 0.5
    },
    "grounding_model": "/local/scratch-2/fy277/temp/diag3dgs/models/grounding-dino-tiny",
    "sam_checkpoint": "/local/scratch-2/fy277/temp/diag3dgs/models/sam2.1/sam2.1_hiera_small.pt",
    "sam_checkpoint_sha256": "6d1aa6f30de5c92224f8172114de081d104bbd23dd9dc5c58996f0cad5dc4d38",
    "regions": [
      {
        "region_id": "transient_people_and_belongings",
        "cause": "transient_occluder",
        "semantic_description": "all visible transient people and their carried bags, backpacks, luggage, or loose belongings",
        "queries": [
          "person",
          "pedestrian",
          "bag backpack luggage"
        ],
        "source": "grounding",
        "boxes_xyxy": [],
        "box_scores": [],
        "box_queries": [],
        "sam_predicted_iou": [],
        "mask_path": "masks/IMG_6569_transient_people_and_belongings.png"
      }
    ],
    "final_mask_path": "masks/IMG_6569.png",
    "routing_mask_path": "masks/IMG_6569_routing.png",
    "predicted_fraction": 0.0
  }
}