??YOLOv8?BotSORT???????????

???????YOLOv8?BotSORT??????????????????????????????????

1. ????

YOLO?You Only Look Once??????????????????????????????????YOLOv1?2015??????????????????Ultralytics???????YOLO????????YOLOv8????????????????????????????????????????

2. YOLO????

YOLO???????????????????????????????????????????????????????????SxS?????????????????

????????????0?1??????????????

xywh????????????????????????????

???????????????????????????????????0?1???

3. ????

3.1 ??????????YOLOv8

????????Roboflow?????????????????????????????config.yaml????

???????Ultralytics????YOLO?????????

pip install ultralytics

???????

?config.yaml???????????????????

??????????????0: Ball?1: Player?2: Referee??

???????YOLOv8??????????????????????YOLOv8n?Nano?????????????

?????

from ultralytics import YOLOmodel = YOLO('yolov8n.pt')results = model.train(data="config.yaml", epochs=50, patience=5)

?????????????????????????????????best.pt??????

3.2 ??????

?????????????????mAP????????????????YOLOv8???????????????????640x640?????????

?????

?????????32???????1024x768?1088x1280??????????????????

?????????????????????15x15???????????

???????GIMP????????????????????????????????????

3.3 ??????

????????????????????????????YOLOv8???????????????????????

????????mAP?recall??????precision?????????????????????

?????????????Roboflow???????????????????

3.4 ?????

????????

import cv2from ultralytics import YOLOmodel = YOLO('yolov8n.pt')

???????BotSORT????????????????????????

import cv2from ultralytics import YOLO# ????????model = YOLO('runs/detect/train2/weights/best.pt')# ??????video_path = r"path/to/video"cap = cv2.VideoCapture(video_path)while cap.isOpened():    success, frame = cap.read()    if success:        # ??YOLOv8??        results = model.track(frame, persist=True, show=True, tracker="botsort.yaml")        # ?????        annotated_frame = results[0].plot()        # ????        cv2.imshow("YOLOv8 Tracking", annotated_frame)        if cv2.waitKey(1) & 0xFF == ord("q"):            break    else:        breakcap.release()cv2.destroyAllWindows()

???????????????????????????????BotSORT????????ID?????????????