Using Information Entropy to Monitor Chief Complaint Characteristics and Quality

Shaun Grannis, Brian Dixon, Yuni Xia, Jianmin Wu


As we enter the 'big medical data' era, a new core competency is to continuously monitor quality of data collected from electronic sources, including population surveillance data sources. We describe how entropy, a fundamental information measure, can help monitor the characteristics of chief complaints in an operational surveillance system.

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Online Journal of Public Health Informatics * ISSN 1947-2579 *