Vidhisha Balachandran

Sample More to Think Less: Group Filtered Policy Optimization for Concise Reasoning

Tracing the Traces: Latent Temporal Signals for Efficient and Accurate Reasoning

Just Do It!? Computer-Use Agents Exhibit Blind Goal-Directedness

Reasoning Up the Instruction Ladder for Controllable Language Models

Improving Instruction-Following in Language Models through Activation Steering

Unearthing Skill-level Insights for Understanding Trade-offs of Foundation Models