Why Max pooling is used in CNN?

Related questions

1. What is Softmax cross entropy loss?
2. What are pre trained models?
3. What is meant by cross validation in machine learning?
4. What is validation in machine learning?
5. Why do we need pooling layer?
6. How many layers are there in ResNet 50?
7. What is the size of ImageNet dataset?
8. Why are convolutional neural networks better?
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Tags

1. #important
2. #directly
3. #sampling
4. #because
5. #reason
6. #input
7. #extract
8. #between
9. #cannot
10. #which
11. #layer
12. #identify
13. #convolution
14. #features
15. #pooling