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10, "min_t": 3.553683426, "max_t": 2.053456898 }, "planned_accel": { "min": -2.323068380355835, "max": -0.2070613801479339, "mean": -1.5025935262441634, "n": 10, "min_t": 3.058946342, "max_t": 0.058889082 }, "fcw": { "min": 0.0, "max": 0.0, "mean": 0.0, "n": 10, "min_t": 0.058889082, "max_t": 0.058889082 }, "ttc_s_threshold": { "points": 0, "max_run_s": 0.0, "first_t": null }, "thw_s_threshold": { "points": 0, "max_run_s": 0.0, "first_t": null }, "thw_moving_s_threshold": { "points": 0, "max_run_s": 0.0, "first_t": null } } }, "transitions": { "driver_brake_on": [ 0.0 ], "driver_gas_on": [ 2.9002 ], "driver_steer_pressed_on": [ 0.0, 0.2996, 1.0995, 1.3995, 1.7996, 3.3994, 4.5004 ], "control_lat_active_off": [ 0.0535 ], "control_long_active_off": [], "cruise_off": [ 0.0 ], "driver_flags_at_first_record": { "brake": 0.0, "gas": 0.0, "steer_pressed": 0.0 } }, "quality": { "radar_large_distance_jumps_s": [], "radar_target_loss_s": [ -7.299457885 ], "video_precontext_s": 10, "source_sampling": { "vehicle": { "rows": 200, "median_step_s": 0.10000287200000013, "max_gap_s": 0.10103758200000001, "start_relative_s": -9.899678054, "end_relative_s": 9.999799394 }, "control": { "rows": 200, "median_step_s": 0.10000633999999997, "max_gap_s": 0.10126959099999944, "start_relative_s": -9.946138922, "end_relative_s": 9.952682242 }, "controller": { "rows": 200, "median_step_s": 0.10001004600000002, "max_gap_s": 0.10125214199999988, "start_relative_s": -9.946289081, "end_relative_s": 9.952542657 }, "radar": { "rows": 80, "median_step_s": 0.2500853550000004, "max_gap_s": 0.2586321060000001, "start_relative_s": -9.79443821, "end_relative_s": 9.95587791 }, "model": { "rows": 40, "median_step_s": 0.49994915700000053, "max_gap_s": 0.5061741050000004, "start_relative_s": -9.944885205, "end_relative_s": 9.554077276 }, "plan": { "rows": 40, "median_step_s": 0.49992909900000004, "max_gap_s": 0.5059906129999998, "start_relative_s": -9.939778773, "end_relative_s": 9.559264639 } }, "alignment": "0.05秒公共网格，向后取最近已记录值；容差为各流采样周期1.6倍，限于0.035至0.5秒；不插值。原始采样统计另算。雷达距离与相对速度汇总仅用目标有效记录。", "threshold_duration_method": "仅连续命中的CSV记录组成一段；任一不命中/缺失值或超过该窗口中位采样间隔1.6倍的时间缺口均中断。时长按末点减首点加一个中位采样间隔近似，非逐帧危险持续时间。" }, "timeline": [ { "t": -10.0, "speed_mps": null, "accel_mps2": null, "steer_deg": null, "steer_torque": null, "brake": null, "gas": null, "steer_pressed": null, "cruise": null, "speed_kmh": null, "cc_enabled": null, "lat_active": null, "long_active": null, "left_blinker": null, "right_blinker": null, "requested_accel": null, "cs_enabled": null, "cs_active": null, "curvature": null, "desired_curvature": null, "force_decel": null, "curvature_difference": null, "lead_valid": null, "distance_m": null, "relative_speed_mps": null, "lead_y_m": null, "ttc_s": null, "thw_s": null, "thw_moving_s": null, "left_lane_probability": null, "right_lane_probability": null, "left_lane_y": null, "right_lane_y": null, "fcw": null, "planned_accel": null, "plan_has_lead": null }, { "t": -8.0, 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"bytes": 5943, "sha256": "34ef1f3f30a0ddd0938f29200f329bb1d3fb16de75eca9321b8e206ee9e92aea" }, { "file": "[local path omitted]/takeover.mp4", "bytes": 2556066, "sha256": "f2025535e09d5cb1702e74648b7b88d683ab85ab98e82da98e383d32f6f80769" } ], "visual_review_status": "reviewed", "review_note": "自动提取的事实，不代表已经完成画面复核或致因判断。" }