We live in an era where much of our lives are represented online through a variety of social media such as Facebook, Twitter, Instagram, etc. The intense communication that happens across friends and acquaintances and the networks that are created around those exchanges of textual and multimedia messages create incredible opportunities to better understand a variety of behavioral clue that might help resolve health and healthcare related problems. 

We are using a mixed approach based on natural language processing and network analysis to capitalize on these issues to help drive intervention, specifically in the setting of HIV and Physical Activity.

  • PIRC-Net: Characterizing HIV at-risk

  • SMART: Using Social Media and Mobile Technologies to Promote Improved Health Behaviors


Human-Centered & Ubiquitous Computing Lab
(The Weibel Lab)
University of California, San Diego
Computer Science and Engineering 
Mail Code #0404 
9500 Gilman Drive 
La Jolla, CA 92093-0404, USA