collaborators

8 papers

cs.CL2026

Multilingual Reasoning Cascades Need More Context

Arnav Mazumder, Dengjia Zhang, Shuyue Stella Li +2

Translation cascades for reasoning translate the query from another language to English, reason in English, and translate the answer back to the original language. This is a compet…

cs.CV2026

Findings of the MAGMaR 2026 Shared Task

Alexander Martin, Dengjia Zhang, Joel Brogan +7

This overview paper presents the results of the shared task for the second workshop on Multimodal Augmented Generation via Multimodal Retrieval (MAGMaR). In this shared task partic…

cs.CL2026

Diagnosing Multi-step Reasoning Failures in Black-box LLMs via Stepwise Confidence Attribution

Xiaoou Liu, Tiejin Chen, Dengjia Zhang +3

Large Language Models have achieved strong performance on reasoning tasks with objective answers by generating step-by-step solutions, but diagnosing where a multi-step reasoning t…

cs.CL2026

Seeing Through the MiRAGE: Evaluating Multimodal Retrieval Augmented Generation

Alexander Martin, William Walden, Reno Kriz +5

We introduce MiRAGE, an evaluation framework for retrieval-augmented generation (RAG) from multimodal sources. As audiovisual media becomes a prevalent source of information online…

cs.IR2026

MARQUIS: A Three-Stage Pipeline for Video Retrieval-Augmented Generation

Debashish Chakraborty, Dengjia Zhang, Jialiang Jin +7

Retrieval-augmented generation from videos requires systems to retrieve relevant audiovisual evidence from large corpora and synthesize it into coherent, attributed text. Current a…

cs.CV2026

Unified Multimodal Uncertain Inference

Dengjia Zhang, Alexander Martin, William Jurayj +3

We introduce Unified Multimodal Uncertain Inference (UMUI), a multimodal inference task spanning text, audio, and video, where models must produce calibrated probability estimates…