Search Results for author: Zijun Wang

Found 13 papers, 8 papers with code

Reinforcing the Diffusion Chain of Lateral Thought with Diffusion Language Models

no code implementations15 May 2025 Zemin Huang, Zhiyang Chen, Zijun Wang, Tiancheng Li, Guo-Jun Qi

DCoLT treats each intermediate step in the reverse diffusion process as a latent "thinking" action and optimizes the entire reasoning trajectory to maximize the reward on the correctness of the final answer with outcome-based Reinforcement Learning (RL).

Code Generation GSM8K +4

Sparsity-Aware Near-Field Beam Training via Multi-Beam Combination

no code implementations13 May 2025 Zijun Wang, Rama Kiran, Jinesh Nair, Chien-Hua Chen, Tzu-Han Chou, Shawn Tsai, Rui Zhang

This paper proposes an adaptive near-field beam training method to enhance performance in multi-user and multipath environments.

regression

STAR-1: Safer Alignment of Reasoning LLMs with 1K Data

no code implementations2 Apr 2025 Zijun Wang, Haoqin Tu, YuHan Wang, Juncheng Wu, Jieru Mei, Brian R. Bartoldson, Bhavya Kailkhura, Cihang Xie

This paper introduces STAR-1, a high-quality, just-1k-scale safety dataset specifically designed for large reasoning models (LRMs) like DeepSeek-R1.

Diversity Safety Alignment

Low-Complexity Near-Field Beam Training with DFT Codebook based on Beam Pattern Analysis

no code implementations27 Mar 2025 Zijun Wang, Rama Kiran, Shawn Tsai, Rui Zhang

Extremely large antenna arrays (ELAAs) operating in high-frequency bands have spurred the development of near-field communication, driving advancements in beam training design.

CoLMDriver: LLM-based Negotiation Benefits Cooperative Autonomous Driving

1 code implementation11 Mar 2025 Changxing Liu, Genjia Liu, Zijun Wang, Jinchang Yang, Siheng Chen

Vehicle-to-vehicle (V2V) cooperative autonomous driving holds great promise for improving safety by addressing the perception and prediction uncertainties inherent in single-agent systems.

Autonomous Driving

DEAL: Data-Efficient Adversarial Learning for High-Quality Infrared Imaging

1 code implementation CVPR 2025 Zhu Liu, Zijun Wang, JinYuan Liu, Fanqi Meng, Long Ma, Risheng Liu

The scarcity of high-quality infrared data, coupled with the challenges of dynamic, intricate degradations, makes it difficult to recover details using existing methods.

AttnGCG: Enhancing Jailbreaking Attacks on LLMs with Attention Manipulation

1 code implementation11 Oct 2024 Zijun Wang, Haoqin Tu, Jieru Mei, Bingchen Zhao, Yisen Wang, Cihang Xie

This paper studies the vulnerabilities of transformer-based Large Language Models (LLMs) to jailbreaking attacks, focusing specifically on the optimization-based Greedy Coordinate Gradient (GCG) strategy.

Safety Alignment

How Many Unicorns Are in This Image? A Safety Evaluation Benchmark for Vision LLMs

1 code implementation27 Nov 2023 Haoqin Tu, Chenhang Cui, Zijun Wang, Yiyang Zhou, Bingchen Zhao, Junlin Han, Wangchunshu Zhou, Huaxiu Yao, Cihang Xie

Different from prior studies, we shift our focus from evaluating standard performance to introducing a comprehensive safety evaluation suite, covering both out-of-distribution (OOD) generalization and adversarial robustness.

Adversarial Robustness Visual Question Answering (VQA) +1

Visual Attention-based Self-supervised Absolute Depth Estimation using Geometric Priors in Autonomous Driving

2 code implementations18 May 2022 Jie Xiang, Yun Wang, Lifeng An, Haiyang Liu, Zijun Wang, Jian Liu

Although existing monocular depth estimation methods have made great progress, predicting an accurate absolute depth map from a single image is still challenging due to the limited modeling capacity of networks and the scale ambiguity issue.

Autonomous Driving Monocular Depth Estimation

Matrix Factorization on GPUs with Memory Optimization and Approximate Computing

1 code implementation11 Aug 2018 Wei Tan, Shiyu Chang, Liana Fong, Cheng Li, Zijun Wang, Liangliang Cao

Current MF implementations are either optimized for a single machine or with a need of a large computer cluster but still are insufficient.

Collaborative Filtering Data Compression

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