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Chancharik Mitra

8 accepted papers

2026

Building a Precise Video Language with Human-AI Oversight

CVPR 2026

Video-language models (VLMs) learn to reason about the dynamic visual world through natural language. We introduce a suite of open datasets, benchmarks, and recipes for scalable oversight that enable precise video captioning. First, we define a structured specification for describing subjects, scene

Cited by 0SourcecodeScholar
2026

EduMod-LLM: A Modular Approach for Designing Flexible and Transparent Educational Assistants

AAAI 2026technical

With the growing use of Large Language Model (LLM)-based Question-Answering (QA) systems in education, it is critical to evaluate their performance across individual pipeline components. In this work, we introduce EduMod-LLM, a modular function-calling LLM pipeline, and present a comprehensive evalu

Cited by 0SourcePDFScholar
2025

Enhancing Few-Shot Vision-Language Classification with Large Multimodal Model Features

ICCV 2025poster

Generative Large Multimodal Models (LMMs) like LLaVA and Qwen-VL excel at a wide variety of vision-language (VL) tasks. Despite strong performance, LMMs' generative outputs are not specialized for vision-language classification tasks (i.e., tasks with vision-language inputs and discrete labels) such…

Cited by 0SourcePDFScholar
2025

Towards Understanding Camera Motions in Any Video

NeurIPS 2025spotlight

We introduce CameraBench, a large-scale dataset and benchmark designed to assess and improve camera motion understanding. CameraBench consists of ~3,000 diverse internet videos, annotated by experts through a rigorous multi-stage quality control process. One of our core contributions is a taxonomy o…

Cited by 0SourceScholar
2024

Compositional Chain-of-Thought Prompting for Large Multimodal Models

CVPR 2024poster

The combination of strong visual backbones and Large Language Model (LLM) reasoning has led to Large Multimodal Models (LMMs) becoming the current standard for a wide range of vision and language (VL) tasks. However recent research has shown that even the most advanced LMMs still struggle to capture…

2024

Multimodal Task Vectors Enable Many-Shot Multimodal In-Context Learning

NeurIPS 2024poster

The recent success of interleaved Large Multimodal Models (LMMs) in few-shot learning suggests that in-context learning (ICL) with many examples can be promising for learning new tasks. However, this many-shot multimodal ICL setting has one crucial problem: it is fundamentally limited by the model's…

2024

RetLLM-E: Retrieval-Prompt Strategy for Question-Answering on Student Discussion Forums

AAAI 2024technical

This paper focuses on using Large Language Models to support teaching assistants in answering questions on large student forums such as Piazza and EdSTEM. Since student questions on these forums are often closely tied to specific aspects of the institution, instructor, and course delivery, general-p…

Cited by 10SourcePDFScholar
2024

Which One? Leveraging Context Between Objects and Multiple Views for Language Grounding

NAACL 2024long

When connecting objects and their language referents in an embodied 3D environment, it is important to note that: (1) an object can be better characterized by leveraging comparative information between itself and other objects, and (2) an object’s appearance can vary with camera position. As such, w…