PT - JOURNAL ARTICLE AU - Zhirou Zhou AU - Tsung-Chin Wu AU - Bokai Wang AU - Hongyue Wang AU - Xin M Tu AU - Changyong Feng TI - Machine learning methods in psychiatry: a brief introduction AID - 10.1136/gpsych-2019-100171 DP - 2020 Feb 01 TA - General Psychiatry PG - e100171 VI - 33 IP - 1 4099 - http://gpsych.bmj.com/content/33/1/e100171.short 4100 - http://gpsych.bmj.com/content/33/1/e100171.full SO - Gen Psych2020 Feb 01; 33 AB - Machine learning (ML) techniques have been widely used to address mental health questions. We discuss two main aspects of ML in psychiatry in this paper, that is, supervised learning and unsupervised learning. Examples are used to illustrate how ML has been implemented in recent mental health research.