Often a deep neural network includes one or more layers with far fewer nodes than others. These pinch points often represent compact representations of features. Thery may also be useful as part of techniques for explainable AI.
Used on Chap. 8: pages 154, 155; Chap. 9: page 196; Chap. 21: pages 527, 530
Also known as pinch point, pinch points, pinch-point
Pinch points in a deep neural network