Often humans are asked to label data with classifications or other information in order to guide the training of supervised learning. algorithms. This may be domain experts as part of knoweldge elicition, {crowdsourcing}} of data, for example through reCAPTCHA, or people naming their day-to-day actvities.
Defined on page 438
Used on Chap. 6: page 125; Chap. 9: page 178; Chap. 18: pages 438, 439, 451; Chap. 20: pages 494, 502
Also known as expert labelling
reCAPTCHA -- human creating training data for machine learning
Expert labelling used alongised unsupervised learning
Hybrid expert system incorporating machine learning guided by human expertise.