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DIEN中 auxiliary_loss_layer实现疑问 #57

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ZJZhang123 opened this issue Nov 22, 2021 · 0 comments

ZJZhang123 commented Nov 22, 2021

SparrowRecSys/TFRecModel/src/com/sparrowrecsys/offline/tensorflow/DIEN.py

Line 261 in 579577c

class auxiliary_loss_layer(tf.keras.layers.Layer):

请问一下auxiliary_loss_layer的实现逻辑是将positive samples 和 negative samples 分别通过两个不同的网络分支，这不会导致每个网络分支输入的样本都只有正例，没有负例，分布极不均衡，达不到训练目的吗？

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