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car-detection-bayes
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updates

This commit is contained in:
Glenn Jocher 2019-08-21 00:27:11 +02:00
parent 7046a95d61
commit 9c6b6968ba
1 changed files with 2 additions and 2 deletions
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4
utils/utils.py
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@ -62,8 +62,8 @@ def labels_to_class_weights(labels, nc=80):
weights = np.bincount(classes, minlength=nc) # occurences per class
# Prepend gridpoint count (for uCE trianing)
# gpi = ((320 / 32 * np.array([1, 2, 4])) ** 2 * 3).sum() # gridpoints per image
# weights = np.hstack([gpi * ni - weights.sum() * 9, weights * 9]) ** 0.5 # prepend gridpoints to start
gpi = ((320 / 32 * np.array([1, 2, 4])) ** 2 * 3).sum() # gridpoints per image
weights = np.hstack([gpi * ni - weights.sum() * 9, weights * 9]) ** 0.5 # prepend gridpoints to start
weights[weights == 0] = 1 # replace empty bins with 1
weights = 1 / weights # number of targets per class