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请教一下性别识别中的这几段代码 #49

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jennall opened this issue Mar 15, 2020 · 0 comments

jennall commented Mar 15, 2020 •

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`
face = np.expand_dims(face, 0)

face = face / 255.0

gender_label_arg = np.argmax(gender_classifier.predict(face))

`
请问这几个维度的函数在性别识别中的作用是？为什么face/255.0？
初学者一枚，感谢各位指教

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