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sigmoid激励函数对应着Xavier初始法,程序不奏效 #1

@A-Pai

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@A-Pai

为验证sigmoid激励函数对应着Xavier初始法,将ch06中的"weight_init_compare.py"改为sigmoid激励函数:

Image
得到:
Image
结果不能表明若用Xavier初始法,sigmoid激励函数收敛较快

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