陶丹

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Why convolution is green when visualizing images? ![BXJ6U1AIIU5J}MNLI`PA@$P](https://user-images.githubusercontent.com/39075948/85196379-8a549580-b30c-11ea-98c6-b3a3f446a547.png)

![image](https://user-images.githubusercontent.com/39075948/84876605-fa1f1200-b0b9-11ea-89e8-7bdd5d833efe.png)