hog图片的可视化

hog图片的可视化

from skimage.feature import hog

image = mpimg.imread(rootPath + r'crop-delete-images/0.03 s.jpg')
pixelsPerCell = 32
kwargs = dict(orientations=8, pixels_per_cell=(pixelsPerCell, pixelsPerCell), cells_per_block=(1, 1), transform_sqrt=True)
normalised_blocks, hog_image =hog(image,visualize=True, **kwargs)

from skimage import exposure
hog_image_rescaled = exposure.rescale_intensity(hog_image, in_range=(0, 0.02))
final_img = image * hog_image_rescaled

plt.imshow(hog_image)
plt.imshow(hog_image_rescaled)
plt.imshow(final_img)