python skimage 連通性區域檢測

涉及到的函數爲

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爲整個灰度圖像的座標的類別標籤，值爲[0, max_label], 一個連通區域爲一個 lable .