Handwriting recognition has been one of the grand challenges of AI. Printed text has predictale fints and letter shapes, but each hadwriting is different and rthere s considerable variation when the same person writes the same letter. Some techniques work on an image of the text, but it is easer if the path of the pen or stylus is recorded as it happens.
Used on Chap. 12: page 272; Chap. 14: page 320; Chap. 19: page 462
Handwriting recognition -- warping the sample