{
  "task": "online_behavior_analysis_and_sequence_rebuild",
  "sample_id": "A9",
  "window_start": 0.0,
  "window_end": 0.0,
  "window_size": 0.0,
  "full_sequence_order": [
    "进入",
    "门锁",
    "靠近马桶",
    "马桶盖",
    "站用马桶",
    "马桶盖",
    "靠近洗手池",
    "洗手",
    "垃圾桶",
    "靠近门",
    "门锁",
    "离开"
  ],
  "background_knowledge": {
    "scene_objects": [
      {
        "name": "空间边界",
        "min": [
          -50,
          0,
          0
        ],
        "max": [
          50,
          110,
          200
        ],
        "semantic": "卫生间整体空间范围"
      },
      {
        "name": "门",
        "min": [
          -20,
          0,
          0
        ],
        "max": [
          40,
          0,
          188
        ],
        "semantic": "卫生间门体"
      },
      {
        "name": "门锁",
        "min": [
          28,
          0,
          142
        ],
        "max": [
          40,
          1,
          144
        ],
        "semantic": "门锁区域"
      },
      {
        "name": "门把手",
        "min": [
          36,
          0,
          101.5
        ],
        "max": [
          39,
          3,
          115.5
        ],
        "semantic": "门把手区域"
      },
      {
        "name": "镜子",
        "min": [
          -50,
          7,
          118
        ],
        "max": [
          -50,
          47,
          198
        ],
        "semantic": "镜前区域"
      },
      {
        "name": "马桶",
        "min": [
          -4,
          67,
          0
        ],
        "max": [
          26,
          104,
          37
        ],
        "semantic": "马桶区域"
      },
      {
        "name": "冲水键",
        "min": [
          -23,
          109,
          69
        ],
        "max": [
          -15,
          110,
          78
        ],
        "semantic": "冲水区域"
      },
      {
        "name": "洗手池",
        "min": [
          -50,
          16,
          0
        ],
        "max": [
          -22,
          60,
          78
        ],
        "semantic": "洗手池区域"
      },
      {
        "name": "垃圾桶",
        "min": [
          -50,
          0,
          0
        ],
        "max": [
          -23,
          16,
          78
        ],
        "semantic": "垃圾桶区域"
      },
      {
        "name": "卷筒厕纸盒",
        "min": [
          -50,
          70,
          63
        ],
        "max": [
          -37,
          92,
          76
        ],
        "semantic": "卷筒厕纸区域"
      },
      {
        "name": "马桶垫纸盒",
        "min": [
          -50,
          62,
          77
        ],
        "max": [
          -44,
          100,
          102
        ],
        "semantic": "马桶垫纸区域"
      },
      {
        "name": "擦手纸巾盒",
        "min": [
          -50,
          36,
          97
        ],
        "max": [
          -42,
          47.5,
          115.5
        ],
        "semantic": "擦手纸巾区域"
      },
      {
        "name": "牙刷区",
        "min": [
          -50,
          16,
          78
        ],
        "max": [
          -22,
          60,
          120
        ],
        "semantic": "刷牙区域"
      }
    ],
    "rules": {
      "priority_rule": "真实值标注是最高标准。规则、空间区域、物体距离和先验知识仅作为辅助输入特征，不能替代真实值标注。",
      "posture_rule": "Z<=90 判为坐姿，90<Z<=140 判为弯腰，Z>140 判为站立。",
      "distance_rule": "当非坐姿时，Y<=30 判为近，否则判为远。",
      "side_rule": "X<0 判为左侧，否则判为右侧。",
      "transition_rule": "姿态切换可视为坐下、起身等过渡；空间切换可视为靠近门、靠近马桶、靠近洗手池。",
      "special_behavior_rule": "刷牙、折返、犹豫属于特殊行为标签。"
    },
    "label_space": [
      "进入",
      "门锁",
      "靠近马桶",
      "马桶盖",
      "马桶垫纸",
      "坐下",
      "坐用马桶",
      "站用马桶",
      "卷筒厕纸",
      "起身",
      "冲水",
      "靠近洗手池",
      "洗手",
      "垃圾桶",
      "整理",
      "靠近门",
      "离开",
      "刷牙",
      "折返",
      "犹豫"
    ]
  },
  "trajectory_window": [
    {
      "time": 0.0,
      "x": 10.0,
      "y": 15.0,
      "z": 133.0,
      "posture": "弯腰",
      "y_region": "近",
      "x_region": "右",
      "rule_behavior_hint": "未知规则提示",
      "top3_objects": [
        {
          "name": "门",
          "distance": 15.0
        },
        {
          "name": "门锁",
          "distance": 24.5153
        },
        {
          "name": "门把手",
          "distance": 33.5596
        }
      ],
      "speed": 0.0
    },
    {
      "time": 0.0,
      "x": 14.0,
      "y": 15.0,
      "z": 142.0,
      "posture": "站立",
      "y_region": "近",
      "x_region": "右",
      "rule_behavior_hint": "门锁",
      "top3_objects": [
        {
          "name": "门",
          "distance": 15.0
        },
        {
          "name": "门锁",
          "distance": 19.799
        },
        {
          "name": "门把手",
          "distance": 36.4726
        }
      ],
      "speed": -2.0
    },
    {
      "time": 0.0,
      "x": 21.0,
      "y": 17.0,
      "z": 149.0,
      "posture": "站立",
      "y_region": "近",
      "x_region": "右",
      "rule_behavior_hint": "门锁",
      "top3_objects": [
        {
          "name": "门",
          "distance": 17.0
        },
        {
          "name": "门锁",
          "distance": 18.1659
        },
        {
          "name": "门把手",
          "distance": 39.2842
        }
      ],
      "speed": -8.0
    }
  ]
}