Pooling Layer


### [Image Downsampling](https://texonom.com/image-downsampling-97df12a6eb2949aa808c6f03dac101a6)
feature map의 크기를 줄이는 데 사용
### CNN Pooling Types
|Title|
|:-:|
|[CNN Spatial Pooling](https://texonom.com/cnn-spatial-pooling-d191e60632c84b54b0266c2a73f54c51)|
|[CNN Static Pooling](https://texonom.com/cnn-static-pooling-48534a9ed35e465c94694903dd2c80cb)|
|[CNN Dynamic Pooling](https://texonom.com/cnn-dynamic-pooling-3412ef080ffb4e949bebfed80a17cf8d)|
|[CNN Global Pooling](https://texonom.com/cnn-global-pooling-fe9913d4c6674a808ef6c899e778dcd4)|








