FastGRPO: Accelerating Policy Optimization via Concurrency-aware Speculative Decoding and Online Draft Learning

Yizhou Zhang, Ning Lv, Teng Wang +1

Provably Convergent Actor-Critic for MARL through Risk-aversion

Yizhou Zhang, Eric Mazumdar

Interpretable Detection of Out-of-Context Misinformation with Neural-Symbolic-Enhanced Large Multimodal Model

Yizhou Zhang, Loc Trinh, Defu Cao +2

Identifying Coordinated Accounts on Social Media through Hidden Influence and Group Behaviours

Karishma Sharma, Yizhou Zhang, Emilio Ferrara +1

Genre Bias or Aesthetic Perception? Identifying and Mitigating Shortcut Learning in Music Evaluation

Yizhou Zhang, Wangjin Zhou, Yi Zhao +3

The paper uncovers that music aesthetic scoring models often rely on genre cues as shortcuts, leading to biased evaluations, and introduces a training objective that reweights hard…

Tensor Probabilistic Model Checking of Finite-Horizon Markov Chains (Extended Version)

Jianlin Li, Nick Guo, Peter Ye +1

First measurement of reactor neutrino oscillations at JUNO

Angel Abusleme, Thomas Adam, Kai Adamowicz +1131

Training Generalizable Collaborative Agents via Strategic Risk Aversion

Chengrui Qu, Yizhou Zhang, Nicolas Lanzetti +1

Rethinking Speech Foundation Model Fine-tuning: Better SFT or Better Match?

Wangjin Zhou, Yizhou Zhang, Yichi Wang +1

The paper investigates how supervised fine-tuning performance for speech foundation models varies across different pretrained checkpoints, showing that gains often depend on the sp…

On the Implicit Reward Overfitting and the Low-rank Dynamics in RLVR

Hao Ye, Jisheng Dang, Junfeng Fang +7

COVID-19 Vaccine Misinformation Campaigns and Social Media Narratives

Karishma Sharma, Yizhou Zhang, Yan Liu

Data Curation Through the Lens of Spectral Dynamics: Static Limits, Dynamic Acceleration, and Practical Oracles

Yizhou Zhang, Lun Du

Optically Levitated Nanoparticles as Receiving Antennas for Low Frequency Wireless Communication

Zhenhai Fu, Jinsheng Xu, Shaochong Zhu +13

Learning to Steer Learners in Games

Yizhou Zhang, Yi-An Ma, Eric Mazumdar

Counterfactual Neural Temporal Point Process for Estimating Causal Influence of Misinformation on Social Media

Yizhou Zhang, Defu Cao, Yan Liu

TimeDiT: General-purpose Diffusion Transformers for Time Series Foundation Model

Defu Cao, Wen Ye, Yizhou Zhang +1

Global Convergence of Localized Policy Iteration in Networked Multi-Agent Reinforcement Learning

Yizhou Zhang, Guannan Qu, Pan Xu +3

TS-Reasoner: Domain-Oriented Time Series Inference Agents for Reasoning and Automated Analysis

Wen Ye, Wei Yang, Defu Cao +4

Understanding thermal induced escape mechanism of optically levitated sphere in vacuum

Mengzhu Hu, Nan Li, Zhenhai Fu +3

Handling Bidirectional Control Flow: Technical Report

Yizhou Zhang, Guido Salvaneschi, Andrew C. Myers

VigDet: Knowledge Informed Neural Temporal Point Process for Coordination Detection on Social Media

Yizhou Zhang, Karishma Sharma, Yan Liu

ARIADNE: A Perception-Reasoning Synergy Framework for Trustworthy Coronary Angiography Analysis

Zhan Jin, Yu Luo, Yizhou Zhang +5

PolSIRD: Modeling Epidemic Spread under Intervention Policies

Nitin Kamra, Yizhou Zhang, Sirisha Rambhatla +2

KL-regularization Itself is Differentially Private in Bandits and RLHF

Yizhou Zhang, Kishan Panaganti, Laixi Shi +2

Renormalizable Spectral-Shell Dynamics as the Origin of Neural Scaling Laws

Yizhou Zhang

A Generalized Spectral Framework to Expain Neural Scaling and Compression Dynamics

Yizhou Zhang

Understanding Artificial Neural Network's Behavior from Neuron Activation Perspective

Yizhou Zhang, Yang Sui

An Examination on the Effectiveness of Divide-and-Conquer Prompting in Large Language Models

Yizhou Zhang, Lun Du, Defu Cao +2

SONAR: Self-Distilled Continual Pre-training for Domain Adaptive Audio Representation

Yizhou Zhang, Yuan Gao, Wangjin Zhou +3

Initial performance results of the JUNO detector

Angel Abusleme, Thomas Adam, Kai Adamowicz +1131

Convergent Q-Learning for Infinite-Horizon General-Sum Markov Games through Behavioral Economics

Yizhou Zhang, Eric Mazumdar

Geo-Expert: Towards Expert-Level Geological Reasoning via Parameter-Efficient Fine-Tuning

Chenyou Guo, Zongqi Liu, Yizhou Zhang +2

When Does Learning Renormalize? Sufficient Conditions for Power Law Spectral Dynamics

Yizhou Zhang

SynPO: Synergizing Descriptiveness and Preference Optimization for Video Detailed Captioning

Jisheng Dang, Yizhou Zhang, Hao Ye +6

DANE: Domain Adaptive Network Embedding

Yizhou Zhang, Guojie Song, Lun Du +2