collaborators

6 papers

cs.AI2026

A Survey of Reasoning and Agentic Systems in Time Series with Large Language Models

Ching Chang, Yidan Shi, Defu Cao +8

Time series reasoning treats time as a first-class axis and incorporates intermediate evidence directly into the answer. This survey defines the problem and organizes the literatur…

cs.SD2026

Do Audio LLMs Listen or Read? Analyzing and Mitigating Paralinguistic Failures with VoxParadox

Jiacheng Pang, Ashutosh Chaubey, Mohammad Soleymani

Audio large language models (Audio LLMs) demonstrate strong performance on speech understanding tasks, yet their ability to understand paralinguistic information remains limited. T…

cs.CV2026

MoD-DPO: Towards Mitigating Cross-modal Hallucinations in Omni LLMs using Modality Decoupled Preference Optimization

Ashutosh Chaubey, Jiacheng Pang, Mohammad Soleymani

Omni-modal large language models (omni LLMs) have recently achieved strong performance across audiovisual understanding tasks, yet they remain highly susceptible to cross-modal hal…

cs.AI2026

Adaptive Collaboration with Humans: Metacognitive Policy Optimization for Multi-Agent LLMs with Continual Learning

Wei Yang, Defu Cao, Jiacheng Pang +2

While scaling individual Large Language Models (LLMs) has delivered remarkable progress, the next frontier lies in scaling collaboration through multi-agent systems (MAS). However,…

cs.LG2026

AVERE: Improving Audiovisual Emotion Reasoning with Preference Optimization

Ashutosh Chaubey, Jiacheng Pang, Maksim Siniukov +1

Emotion understanding is essential for building socially intelligent agents. Although recent multimodal large language models have shown strong performance on this task, two key ch…

cs.AI2025

Maestro: Learning to Collaborate via Conditional Listwise Policy Optimization for Multi-Agent LLMs

Wei Yang, Jiacheng Pang, Shixuan Li +3

Multi-agent systems (MAS) built on Large Language Models (LLMs) are being used to approach complex problems and can surpass single model inference. However, their success hinges on…