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cs231n/assignment3/cs231n/rnn_layers.py/line:147 #4

@liferlisiqi

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@liferlisiqi

请问使用上面写的rnn_step_backward反向传播时,为什么dnext_h参数是dh[:, t, :] + stepdprev_h呢?如下:
stepdx, stepdprev_h, stepdWx, stepdWh, stepdb = rnn_step_backward(dh[:, t, :] + stepdprev_h, cache[t])

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