VizGroup
VizGroup helps programming instructors monitor dozens of peer-discussion groups in real time, with LLM-suggested alerts and trackers.
Sam Wong
Research Assistant · Human-Computer Interaction · University of Washington
I study how people form understanding and participate in online social environments. Working with Amy Zhang at the Social Futures Lab, I build systems that facilitate collective sensemaking in digital communities. Previously at GIX (MS) and UC San Diego (BS, Cognitive Science).
Selected Projects
Selected Publications
CHI · Yokohama, Japan
SPHERE: Scaling Personalized Feedback in Programming Classrooms with Structured Review of LLM Outputs
Xiaohang Tang, Sam Wong, Marcus Huynh, Zicheng He, Yalong Yang, Yan Chen2025
UIST · Pittsburgh, PA, USA
VizGroup: An AI-assisted Event-driven System for Real-time Collaborative Programming Learning Analytics
Xiaohang Tang, Sam Wong, Kevin Pu, Xi Chen, Yalong Yang, Yan Chen2024
UIST · San Francisco, CA, USA
VizPI: A Real-Time Visualization Tool for Enhancing Peer Instruction in Large-Scale Programming Lectures
Xiaohang Tang, Xi Chen, Sam Wong, Yan Chen2023