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import numpy as np
from matplotlib import pyplot as plt
from scipy.ndimage import filters
from skimage import transform as skimage_transform
def getAttMap(img, attMap, blur=True, overlap=True):
attMap -= attMap.min()
if attMap.max() > 0:
attMap /= attMap.max()
attMap = skimage_transform.resize(attMap, (img.shape[:2]), order=3, mode="constant")
if blur:
attMap = filters.gaussian_filter(attMap, 0.02 * max(img.shape[:2]))
attMap -= attMap.min()
attMap /= attMap.max()
cmap = plt.get_cmap("jet")
attMapV = cmap(attMap)
attMapV = np.delete(attMapV, 3, 2)
if overlap:
attMap = (
1 * (1 - attMap**0.7).reshape(attMap.shape + (1,)) * img
+ (attMap**0.7).reshape(attMap.shape + (1,)) * attMapV
)
return attMap