activity
20232026
most cited"Kelly is a Warm Person, Joseph is a Role Model": Gender Biases in LLM-Generated Reference Letters

20 citations · 46 across the 42 of their papers we have counts for

collaborators

47 papers

cs.LG2026

Geometric Calibration of Supervised Fine-Tuning

Jianzhu Bao, Jia-Chen Gu, Qingyuan Liu +4

Recent studies investigate the weight geometry through its spectral structure, which characterizes how the weights transform different input directions. Within this view, supervise…

cs.AI2026

Overwhelmed by Choice: Studying LLM Decision Making at Scale

Yu-Chi Lin, Aryan Seth, Anshul Aravind +4

Multiple-choice and candidate-selection evaluations are widely used to assess LLM reasoning and decision-making, yet most benchmarks contain relatively small candidate sets. It rem…

cs.CV2026

OpenVLThinkerV2: A Generalist Multimodal Reasoning Model for Multi-domain Visual Tasks

Wenbo Hu, Xin Chen, Yan Gao-Tian +3

Group Relative Policy Optimization (GRPO) has emerged as the de facto Reinforcement Learning (RL) objective driving recent advancements in Multimodal Large Language Models. However…

cs.CL2026

Beyond Facts: Benchmarking Distributional Reading Comprehension in Large Language Models

Pei-Fu Guo, Ya-An Tsai, Chun-Chia Hsu +6

While most reading comprehension benchmarks for LLMs focus on factual information that can be answered by localizing specific textual evidence, many real-world tasks require unders…

cs.CL2026

SemEval-2026 Task 3: Dimensional Aspect-Based Sentiment Analysis (DimABSA)

Liang-Chih Yu, Jonas Becker, Shamsuddeen Hassan Muhammad +14

We present the SemEval-2026 shared task on Dimensional Aspect-Based Sentiment Analysis (DimABSA), which improves traditional ABSA by modeling sentiment along valence-arousal (VA) d…

cs.LG2026

TaoBench: Do Automated Theorem Prover LLMs Generalize Beyond MathLib?

Alexander K Taylor, Junyi Zhang, Ethan Ji +10

Automated theorem proving (ATP) benchmarks largely consist of problems formalized in MathLib, so current ATP training and evaluation are heavily biased toward MathLib's definitiona…

cs.CL2025

LiveCLKTBench: Towards Reliable Evaluation of Cross-Lingual Knowledge Transfer in Multilingual LLMs

Pei-Fu Guo, Yun-Da Tsai, Chun-Chia Hsu +6

Evaluating cross-lingual knowledge transfer in large language models is challenging, as correct answers in a target language may arise either from genuine transfer or from prior ex…

cs.CL2025

DiCoRe: Enhancing Zero-shot Event Detection via Divergent-Convergent LLM Reasoning

Tanmay Parekh, Kartik Mehta, Ninareh Mehrabi +2

Zero-shot Event Detection (ED), the task of identifying event mentions in natural language text without any training data, is critical for document understanding in specialized dom…

cs.CV2025

3DLLM-Mem: Long-Term Spatial-Temporal Memory for Embodied 3D Large Language Model

Wenbo Hu, Yining Hong, Yanjun Wang +7

Humans excel at performing complex tasks by leveraging long-term memory across temporal and spatial experiences. In contrast, current Large Language Models (LLMs) struggle to effec…

cs.CV2025

PARTONOMY: Large Multimodal Models with Part-Level Visual Understanding

Ansel Blume, Jeonghwan Kim, Hyeonjeong Ha +7

Real-world objects are composed of distinctive, object-specific parts. Identifying these parts is key to performing fine-grained, compositional reasoning-yet, large multimodal mode…

cs.CL2025

Self-Routing RAG: Binding Selective Retrieval with Knowledge Verbalization

Di Wu, Jia-Chen Gu, Kai-Wei Chang +1

Selective retrieval aims to make retrieval-augmented generation (RAG) more efficient and reliable by skipping retrieval when an LLM's parametric knowledge suffices. Despite promisi…

cs.CL2025

Magnet: Multi-turn Tool-use Data Synthesis and Distillation via Graph Translation

Fan Yin, Zifeng Wang, I-Hung Hsu +9

Large language models (LLMs) have exhibited the ability to effectively utilize external tools to address user queries. However, their performance may be limited in complex, multi-t…

cs.CV2025

OpenVLThinker: Complex Vision-Language Reasoning via Iterative SFT-RL Cycles

Yihe Deng, Hritik Bansal, Fan Yin +3

We introduce OpenVLThinker, one of the first open-source large vision-language models (LVLMs) to exhibit sophisticated chain-of-thought reasoning, achieving notable performance gai…

cs.LG2025

MM-PoisonRAG: Disrupting Multimodal RAG with Local and Global Poisoning Attacks

Hyeonjeong Ha, Qiusi Zhan, Jeonghwan Kim +6

Retrieval-augmented generation (RAG) has become a common practice in multimodal large language models (MLLM) to enhance factual grounding and reduce hallucination. Yet, its relianc…

cs.CV2025

SYNTHIA: Novel Concept Design with Affordance Composition

Hyeonjeong Ha, Xiaomeng Jin, Jeonghwan Kim +7

Text-to-image (T2I) models enable rapid concept design, making them widely used in AI-driven design. While recent studies focus on generating semantic and stylistic variations of g…

cs.CV2025

Contrastive Visual Data Augmentation

Yu Zhou, Bingxuan Li, Mohan Tang +6

Large multimodal models (LMMs) often struggle to recognize novel concepts, as they rely on pre-trained knowledge and have limited ability to capture subtle visual details. Domain-s…

cs.CV2025

METAL: A Multi-Agent Framework for Chart Generation with Test-Time Scaling

Bingxuan Li, Yiwei Wang, Jiuxiang Gu +2

Chart generation aims to generate code to produce charts satisfying the desired visual properties, e.g., texts, layout, color, and type. It has great potential to empower the autom…

cs.CL2025

SNaRe: Domain-aware Data Generation for Low-Resource Event Detection

Tanmay Parekh, Yuxuan Dong, Lucas Bandarkar +4

Event Detection (ED) -- the task of identifying event mentions from natural language text -- is critical for enabling reasoning in highly specialized domains such as biomedicine, l…

cs.CL2025★ 1 cited

Fact or Guesswork? Evaluating Large Language Models' Medical Knowledge with Structured One-Hop Judgments

Jiaxi Li, Yiwei Wang, Kai Zhang +5

Large language models (LLMs) have been widely adopted in various downstream task domains. However, their abilities to directly recall and apply factual medical knowledge remains un…

cs.CL2024

SPEED++: A Multilingual Event Extraction Framework for Epidemic Prediction and Preparedness

Tanmay Parekh, Jeffrey Kwan, Jiarui Yu +6

Social media is often the first place where communities discuss the latest societal trends. Prior works have utilized this platform to extract epidemic-related information (e.g. in…

cs.CL2024

Control Large Language Models via Divide and Conquer

Bingxuan Li, Yiwei Wang, Tao Meng +2

This paper investigates controllable generation for large language models (LLMs) with prompt-based control, focusing on Lexically Constrained Generation (LCG). We systematically ev…

cs.CL2024★ 1 cited

Towards Implicit Bias Detection and Mitigation in Multi-Agent LLM Interactions

Angana Borah, Rada Mihalcea

As Large Language Models (LLMs) continue to evolve, they are increasingly being employed in numerous studies to simulate societies and execute diverse social tasks. However, LLMs a…

cs.CL2024

Think Carefully and Check Again! Meta-Generation Unlocking LLMs for Low-Resource Cross-Lingual Summarization

Zhecheng Li, Yiwei Wang, Bryan Hooi +4

Cross-lingual summarization (CLS) aims to generate a summary for the source text in a different target language. Currently, instruction-tuned large language models (LLMs) excel at…

cs.CL2024

Vulnerability of LLMs to Vertically Aligned Text Manipulations

Zhecheng Li, Yiwei Wang, Bryan Hooi +4

Vertical text input is commonly encountered in various real-world applications, such as mathematical computations and word-based Sudoku puzzles. While current large language models…