卷积的本质

https://mp.weixin.qq.com/s?__biz=MzUyNjU2OTk0MA==&mid=2247483950&idx=1&sn=eb66ac6d42d1215728e17b7d90a43a7e&chksm=fa0d9a95cd7a13830f5397e12feab523f3403468cfe350e850c80bdf623bf6c4eac23bba02b9&mpshare=1&scene=23&srcid=&sharer_sharetime=1583586165080&sharer_shareid=08b6fe8c671a712ac51bc2c88c2882ac#rd

 

 

 

https://www.zhihu.com/question/22298352