Chapter 12

Convolutional Neural Network

12.1Introduction

The convolution neural network (CNN) is a biologically inspired mathematical model of vision. The journey began successfully with the work by David Hubel and Torsten Wiesel who won the 1981 Nobel prize in Physiology or Medicine for this work. The work by Hubel and Weisel was best summarized by the Nobel committee’s press release ([ppr20]) from 1981. The following paragraph is a reproduction from the press release:

“… the visual cortex’s analysis of the coded message from the retina proceeds as if certain cells read the simple letters in the message and compile them into syllables that are subsequently read by other cells, which, in turn, compile the syllables into words, and these ...

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