14 Convolutional neural networks

This chapter covers

  • Examining the components of a convolutional neural network
  • Classifying natural images using deep learning
  • Improving neural network performance—tips and tricks

Grocery shopping after an exhausting day is a taxing experience. My eyes get bombarded with too much information. Sales, coupons, colors, toddlers, flashing lights, and crowded aisles are a few examples of all the signals forwarded to my visual cortex, whether or not I try to pay attention. The visual system absorbs an abundance of information.

Ever heard the phrase “A picture is worth a thousand words”? That might be true for you or me, but can a machine find meaning within images as well? The photoreceptor cells in our retinas pick ...

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