# Convolutional Layer with a Twist | Liu Yao 刘杳 Enhancing the 3x3 Conv with a “built-in” ability to rotate/scale the image. Easy plug-in for any CNN model, at a cost of more weights. [https://liuyao12.github.io/blog/research/2020/03/07/Conv-Twist.html](https://liuyao12.github.io/blog/research/2020/03/07/Conv-Twist.html)