activity
20242026
collaborators

5 papers

cs.LG2026

Continuous First, Discrete Later: VQ-VAEs Without Dimensional Collapse

Xinyu Zhao, Nikita Karagodin, Hamed Hassani +3

While many approaches to improve VQ-VAE performance focus on codebook size and utilization, the effect of dimensional collapse, where trained VQ-VAE representations live in an extr…

cs.AI2025

Propose, Solve, Verify: Self-Play Through Formal Verification

Alex Wilf, Pranjal Aggarwal, Bryan Parno +4

Training models through self-play alone (without any human data) has been a longstanding goal in AI, but its effectiveness for training large language models remains unclear, parti…

cs.CL2025

Social Genome: Grounded Social Reasoning Abilities of Multimodal Models

Leena Mathur, Marian Qian, Paul Pu Liang +1

Social reasoning abilities are crucial for AI systems to effectively interpret and respond to multimodal human communication and interaction within social contexts. We introduce SO…

cs.CV2025

OpenFace 3.0: A Lightweight Multitask System for Comprehensive Facial Behavior Analysis

Jiewen Hu, Leena Mathur, Paul Pu Liang +1

In recent years, there has been increasing interest in automatic facial behavior analysis systems from computing communities such as vision, multimodal interaction, robotics, and a…

cs.HC2024

Advancing Social Intelligence in AI Agents: Technical Challenges and Open Questions

Leena Mathur, Paul Pu Liang, Louis-Philippe Morency

Building socially-intelligent AI agents (Social-AI) is a multidisciplinary, multimodal research goal that involves creating agents that can sense, perceive, reason about, learn fro…