bbox Label 좌표 형식

COCO 형식

• 좌상단 x, 좌상단 y, bounding box width, bounding box height
• (left_top_x, left_top_ y, w, h)

YOLO 형식

• bounding box 중심점 x, bounding box 중심점 y, bounding box width, bounding box height
• (center_x, center_y, w, h)

KITTI, VOC 형식

• 좌상단 x, 좌상단 y, 우하단 x, 우하단 y
• (left_top_x, left_top_y, right_bottom_x, right_bottom_y)