Epidemic Outbreak and Spread Detection System Based on Twitter Data. - Xiang Ji 004; Soon Ae Chun; James Geller (HIS, 2012)

Monitoring Public Health Concerns Using Twitter Sentiment Classifications. - Xiang Ji 004; Soon Ae Chun; James Geller (ICHI, 2013)

Social infobuttons: integrating open health data with social data using semantic technology. - Xiang Ji 004; Soon Ae Chun; James Geller (SWIM@SIGMOD Conference, 2013)

Social InfoButtons for Patient-oriented Healthcare Knowledge Support. - Xiang Ji 004; James Geller; Soon Ae Chun (AMIA, 2014)

A collaborative filtering approach to assess individual condition risk based on patients' social network data. - Xiang Ji 004; Soon Ae Chun; James Geller (BCB, 2014)

Collaborative and trajectory prediction models of medical conditions by mining patients' Social Data. - Xiang Ji 004; Soon Ae Chun; James Geller; Vincent Oria (BIBM, 2015)

Leveraging Social Data for Health Care Behavior Analytics. - Xiang Ji 004; Paolo Cappellari; Soon Ae Chun; James Geller (ICWE, 2015)

Twitter sentiment classification for measuring public health concerns. - Xiang Ji 004; Soon Ae Chun; Zhi Wei 001; James Geller (Soc. Netw. Anal. Min., 2015)

Knowledge-Based Tweet Classification for Disease Sentiment Monitoring. - Xiang Ji 004; Soon Ae Chun; James Geller (Sentiment Analysis and Ontology Engineering, 2016)

Linking and using social media data for enhancing public health analytics. - Xiang Ji 004; Soon Ae Chun; Paolo Cappellari; James Geller (J. Inf. Sci., 2017)