涉及到的函数为 import matplotlib.pyplot as plt from skimage import measure, color labels = measure.label(img4[:,:,0], connectivity=2) dst = color.label2rgb(labels) plt.imshow(dst) labels为整个灰度图像的坐标的类别标签，值为[0, max_label], 一个连通区域为一个 lable . 以上这篇python skimage