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Autoregressive Models (ARMs) have long dominated the landscape of Large Language Models. Recently, a new paradigm has emerged in the form of diffusion-based Large Language Models (dLLMs), which generate text by iteratively denoising masked…

机器学习 · 计算机科学 2025-06-10 Zhiyuan Liu , Yicun Yang , Yaojie Zhang , Junjie Chen , Chang Zou , Qingyuan Wei , Shaobo Wang , Linfeng Zhang

Diffusion (Large) Language Models (dLLMs) now match the downstream performance of their autoregressive counterparts on many tasks, while holding the promise of being more efficient during inference. One critical design aspect of dLLMs is…

Diffusion Vision-Language Models (dVLMs), built upon the non-causal foundations of Diffusion Large Language Models (dLLMs), have demonstrated remarkable efficacy in multimodal tasks by departing from the traditional autoregressive…

计算机视觉与模式识别 · 计算机科学 2026-05-12 Yu Pan , Andi Zhang , Yi Wang , Sibei Yang , Wenjie Wang

While Large Language Models (LLMs) have shown significant advancements in performance, various jailbreak attacks have posed growing safety and ethical risks. Malicious users often exploit adversarial context to deceive LLMs, prompting them…

密码学与安全 · 计算机科学 2025-08-15 Jinhwa Kim , Ian G. Harris

Recent advancements in large language models (LLMs) have significantly improved Natural Language to SQL (NL2SQL) tasks, yet most NL2SQL systems continue to rely on the autoregressive (AR) paradigm. The highly structured nature of SQL makes…

数据库 · 计算机科学 2026-05-28 Peixian Ma , Xialie Zhuang , Jiantao Tan , Changlun Li , Ruirui Chen , Chengwei Qin

Recent advances in large language models (LLMs) have inspired new paradigms for document reranking. While this paradigm better exploits the reasoning and contextual understanding capabilities of LLMs, most existing LLM-based rerankers rely…

信息检索 · 计算机科学 2026-02-16 Qi Liu , Kun Ai , Jiaxin Mao , Yanzhao Zhang , Mingxin Li , Dingkun Long , Pengjun Xie , Fengbin Zhu , Ji-Rong Wen

Diffusion language models (DLMs) are promising alternatives to autoregressive language models (ARMs), yet the intrinsic differences in their generated text remain underexplored. We first find empirically that off-the-shelf DLMs exhibit…

计算与语言 · 计算机科学 2026-05-14 Zeyang Zhang , Chengwei Liang , Xingyan Chen , Meiqi Gu , Minrui Luo , Jingzhao Zhang , Tianxing He

Large language models (LLMs) are often used in environments where facts evolve, yet factual knowledge updates via fine-tuning on unstructured text often suffer from 1) reliance on compute-heavy paraphrasing augmentation and 2) the reversal…

计算与语言 · 计算机科学 2026-05-07 Xu Pan , Ely Hahami , Jingxuan Fan , Ziqian Xie , Haim Sompolinsky

Diffusion large language models (DLLMs) have emerged as an alternative to autoregressive (AR) decoding with appealing efficiency and modeling properties, yet their implications for agentic multi-step decision making remain underexplored. We…

Diffusion large language models (dLLMs) are emerging as a promising alternative to autoregressive models (ARMs) due to their ability to capture bidirectional context and the potential for parallel generation. Despite the advantages, dLLM…

机器学习 · 计算机科学 2026-03-12 Zijian Zhu , Fei Ren , Zhanhong Tan , Kaisheng Ma

Diffusion Language Models (DLMs) enable fast generation, yet training large DLMs from scratch is costly. As a practical shortcut, adapting off-the-shelf Auto-Regressive (AR) model weights into a DLM could quickly equip the DLM with strong…

Diffusion language models (DLMs) have emerged as a promising alternative to the long-dominant autoregressive (AR) paradigm, offering a parallelable decoding process that could yield greater efficiency. Yet, in practice, current open-source…

计算与语言 · 计算机科学 2025-11-11 Han Peng , Peiyu Liu , Zican Dong , Daixuan Cheng , Junyi Li , Yiru Tang , Shuo Wang , Wayne Xin Zhao

Diffusion-based large language models (dLLMs) are gaining attention for their inherent capacity for parallel decoding, offering a compelling alternative to autoregressive LLMs. Among various decoding strategies, block-wise…

机器学习 · 计算机科学 2026-03-03 Guanxi Lu , Hao Mark Chen , Yuto Karashima , Zhican Wang , Daichi Fujiki , Hongxiang Fan

Large Language Models (LLMs) are increasingly popular, powering a wide range of applications. Their widespread use has sparked concerns, especially through jailbreak attacks that bypass safety measures to produce harmful content. In this…

密码学与安全 · 计算机科学 2025-12-25 Zhengchun Shang , Wenlan Wei , Weiheng Bai

The paradigm of Large Language Models (LLMs) is currently defined by auto-regressive (AR) architectures, which generate text through a sequential ``brick-by-brick'' process. Despite their success, AR models are inherently constrained by a…

Extensive efforts have been made before the public release of Large language models (LLMs) to align their behaviors with human values. However, even meticulously aligned LLMs remain vulnerable to malicious manipulations such as…

密码学与安全 · 计算机科学 2024-10-01 Zeguan Xiao , Yan Yang , Guanhua Chen , Yun Chen

The pursuit of real-time agentic interaction has driven interest in Diffusion-based Large Language Models (dLLMs) as alternatives to auto-regressive backbones, promising to break the sequential latency bottleneck. However, does such…

计算与语言 · 计算机科学 2026-04-27 Qingyu Lu , Liang Ding , Kanjian Zhang , Jinxia Zhang , Dacheng Tao

Large language model (LLM)-based embedding models, benefiting from large scale pre-training and post-training, have begun to surpass BERT and T5-based models on general-purpose text embedding tasks such as document retrieval. However, a…

计算与语言 · 计算机科学 2025-05-22 Siyue Zhang , Yilun Zhao , Liyuan Geng , Arman Cohan , Anh Tuan Luu , Chen Zhao

Diffusion-based language models (dLLMs) have emerged as a promising alternative to autoregressive language models, offering the potential for parallel token generation and bidirectional context modeling. However, harnessing this flexibility…

计算与语言 · 计算机科学 2026-05-28 Jiyeon Kim , Sungik Choi , Yongrae Jo , Moontae Lee , Minjoon Seo

Safety alignment in diffusion language models (dLLMs) relies on a single load-bearing assumption: that committed tokens are permanent. We show that violating this assumption, by re-masking committed refusal tokens and injecting a short…

计算与语言 · 计算机科学 2026-04-14 Arth Singh