collaborators

5 papers

cs.HC2025

Development and Benchmarking of a Blended Human-AI Qualitative Research Assistant

Joseph Matveyenko, James Liu, John David Parsons +3

Qualitative research emphasizes constructing meaning through iterative engagement with textual data. Traditionally this human-driven process requires navigating coder fatigue and i…

cs.AI2025

REAL: Benchmarking Autonomous Agents on Deterministic Simulations of Real Websites

Divyansh Garg, Shaun VanWeelden, Diego Caples +15

We introduce REAL, a benchmark and framework for multi-turn agent evaluations on deterministic simulations of real-world websites. REAL comprises high-fidelity, deterministic repli…

cs.CL2025

Training-Free Activation Sparsity in Large Language Models

James Liu, Pragaash Ponnusamy, Tianle Cai +3

Activation sparsity can enable practical inference speedups in large language models (LLMs) by reducing the compute and memory-movement required for matrix multiplications during t…

cs.RO2024

Multi-Task Interactive Robot Fleet Learning with Visual World Models

Huihan Liu, Yu Zhang, Vaarij Betala +4

Recent advancements in large-scale multi-task robot learning offer the potential for deploying robot fleets in household and industrial settings, enabling them to perform diverse t…

cs.LG2024

BitDelta: Your Fine-Tune May Only Be Worth One Bit

James Liu, Guangxuan Xiao, Kai Li +4

Large Language Models (LLMs) are typically trained in two phases: pre-training on large internet-scale datasets, and fine-tuning for downstream tasks. Given the higher computationa…