3 papers
cs.CL2026
Hybrid Retriever Evolution for Multimodal Document Reasoning Agents
Bohan Yao, Shruthan Radhakrishna, Vikas Yadav
Different retrievers, including lexical, semantic, and multimodal approaches, provide highly complementary strengths for multimodal document understanding, yet most systems combine…
cs.LG2026
Positive-Unlabelled Active Learning to Curate a Dataset for Orca Resident Interpretation
Bret Nestor, Bohan Yao, Jasmine Moore +1
This work presents the largest curation of Southern Resident Killer Whale (SRKW) acoustic data to date, also containing other marine mammals in their environment. We systematically…
cs.CL2025
A Toolbox, Not a Hammer -- Multi-TAG: Scaling Math Reasoning with Multi-Tool Aggregation
Bohan Yao, Vikas Yadav
Augmenting large language models (LLMs) with external tools is a promising avenue for developing high-performance mathematical reasoning systems. Prior tool-augmented approaches ty…