{
    "multi_camera_config": {
        "enabled": true,
        "max_cameras": 4,
        "camera_positions": ["north", "east", "south", "west"],
        "synchronized_processing": true,
        "frame_rate": 15,
        "resolution": "1920x1080"
    },
    "pipeline_server_config": {
        "queue_maxsize": 50,
        "auto_start": true,
        "inference_interval": 1,
        "detection_model": "intersection_optimized",
        "metadata_policies": ["detectionPolicy", "reidPolicy", "classificationPolicy"]
    },
    "camera_definitions": {
        "camera1": {
            "id": "intersection-cam1",
            "position": "north",
            "video_source": "camera_north.mp4",
            "metadata_policy": "detectionPolicy",
            "calibration": {
                "intrinsics": [],
                "position": {"x": 0, "y": -50, "z": 10},
                "rotation": {"pitch": -15, "yaw": 0, "roll": 0}
            }
        },
        "camera2": {
            "id": "intersection-cam2", 
            "position": "east",
            "video_source": "camera_east.mp4",
            "metadata_policy": "detectionPolicy",
            "calibration": {
                "intrinsics": [],
                "position": {"x": 50, "y": 0, "z": 10},
                "rotation": {"pitch": -15, "yaw": -90, "roll": 0}
            }
        },
        "camera3": {
            "id": "intersection-cam3",
            "position": "south", 
            "video_source": "camera_south.mp4",
            "metadata_policy": "detectionPolicy",
            "calibration": {
                "intrinsics": [],
                "position": {"x": 0, "y": 50, "z": 10},
                "rotation": {"pitch": -15, "yaw": 180, "roll": 0}
            }
        },
        "camera4": {
            "id": "intersection-cam4",
            "position": "west",
            "video_source": "camera_west.mp4", 
            "metadata_policy": "detectionPolicy",
            "calibration": {
                "intrinsics": [],
                "position": {"x": -50, "y": 0, "z": 10},
                "rotation": {"pitch": -15, "yaw": 90, "roll": 0}
            }
        }
    },
    "detection_config": {
        "model_config": {
            "batch_size": 1,
            "inference_batch_size": 1,
            "confidence_threshold": 0.5,
            "nms_threshold": 0.4
        },
        "label_schema": {
            "detection_labels": ["vehicle", "pedestrian"],
            "vehicle_types": ["car", "truck", "bus", "motorcycle"],
            "pedestrian_types": ["person", "cyclist"]
        }
    },
    "scene_analytics": {
        "object_tracking": {
            "max_unreliable_frames": 10,
            "non_measurement_frames_dynamic": 8,
            "non_measurement_frames_static": 16,
            "baseline_frame_rate": 30,
            "tracking_threshold": 100
        },
        "roi_definitions": {
            "crosswalk_north": {
                "type": "rectangle",
                "coordinates": {"x": 400, "y": 200, "width": 200, "height": 50},
                "analytics": ["pedestrian_safety", "crossing_time"]
            },
            "crosswalk_south": {
                "type": "rectangle", 
                "coordinates": {"x": 400, "y": 600, "width": 200, "height": 50},
                "analytics": ["pedestrian_safety", "crossing_time"]
            },
            "lane_north_bound": {
                "type": "rectangle",
                "coordinates": {"x": 450, "y": 250, "width": 100, "height": 300},
                "analytics": ["vehicle_count", "dwell_time", "speed_estimation"]
            },
            "lane_south_bound": {
                "type": "rectangle",
                "coordinates": {"x": 350, "y": 250, "width": 100, "height": 300},
                "analytics": ["vehicle_count", "dwell_time", "speed_estimation"]
            },
            "intersection_center": {
                "type": "rectangle",
                "coordinates": {"x": 350, "y": 350, "width": 200, "height": 200},
                "analytics": ["conflict_detection", "traffic_flow"]
            }
        }
    },
    "data_processing": {
        "enable_real_time_analytics": true,
        "enable_historical_data": true,
        "analytics_refresh_rate": 1000,
        "data_retention_hours": 24
    },
    "performance_optimization": {
        "gpu_acceleration": true,
        "parallel_processing": true,
        "memory_optimization": true,
        "target_fps": 30,
        "max_processing_latency_ms": 100
    }
}