“`” 参考回答:

定义:

<img alt=""img"" referrerpolicy=""no-referrer"" src=""https://uploadfiles.nowcoder.com/images/20190318/311436_1552884419130_0C2F05F66F7AD8689EF7C388E1C5D40E"">

推导出上式的意义:

<img alt=""img"" referrerpolicy=""no-referrer"" src=""https://uploadfiles.nowcoder.com/images/20190318/311436_1552884400104_6C517FD556BFBEE9F3FE4FE3B8030DB8"">

故要使得生成图像的inception score高,就需要

1.最大化H(y);也就是对于输入的样本,通过inception_v3模型后的类别要均衡,衡量模式坍塌。

2.最小化H(y|x);说明对于输入的样本,通过inception_v3模型后预测某类别的置信度要高,衡量图片生成的质量。

<pre><code> "“`

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