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Text augmentation (TA) is a critical technique for text classification, especially in few-shot settings. This paper introduces a novel LLM-based TA method, TARDiS, to address challenges inherent in the generation and alignment stages of…

计算与语言 · 计算机科学 2025-01-07 Kyungmin Kim , SangHun Im , GiBaeg Kim , Heung-Seon Oh

Diffusion models have been successfully adapted to text generation tasks by mapping the discrete text into the continuous space. However, there exist nonnegligible gaps between training and inference, owing to the absence of the forward…

计算与语言 · 计算机科学 2023-05-09 Zecheng Tang , Pinzheng Wang , Keyan Zhou , Juntao Li , Ziqiang Cao , Min Zhang

Diffusion language models (DLMs) are emerging as a compelling alternative to the dominant autoregressive paradigm, offering inherent advantages in parallel generation and bidirectional context modeling. However, for the tasks with strict…

人工智能 · 计算机科学 2026-04-30 Yihong Dong , Zhaoyu Ma , Xue Jiang , Zhiyuan Fan , Jiaru Qian , Yongmin Li , Jianha Xiao , Zhi Jin , Rongyu Cao , Binhua Li , Fei Huang , Yongbin Li , Ge Li

Diffusion Probabilistic Models have recently attracted significant attention in the community of computer vision due to their outstanding performance. However, while a substantial amount of diffusion-based research has focused on generative…

计算机视觉与模式识别 · 计算机科学 2024-09-12 Yingling Lu , Yijun Yang , Zhaohu Xing , Qiong Wang , Lei Zhu

Diffusion language models expose an explicit denoising trajectory, making it possible to ask when different kinds of information become measurable during generation. We study three independent 32-step runs of LLaDA-8B-Base on masked…

计算与语言 · 计算机科学 2026-04-28 Harry Lu

Language diffusion models aim to improve sampling speed and coherence over autoregressive LLMs. We introduce Neural Flow Diffusion Models for language generation, an extension of NFDM that enables the straightforward application of…

计算与语言 · 计算机科学 2026-01-26 Nesta Midavaine , Christian A. Naesseth , Grigory Bartosh

Although remarkable progress on the neural table-to-text methods has been made, the generalization issues hinder the applicability of these models due to the limited source tables. Large-scale pretrained language models sound like a…

计算与语言 · 计算机科学 2023-01-06 Miao Chen , Xinjiang Lu , Tong Xu , Yanyan Li , Jingbo Zhou , Dejing Dou , Hui Xiong

Diffusion Language Models (DLMs) are rapidly emerging as a powerful and promising alternative to the dominant autoregressive (AR) paradigm. By generating tokens in parallel through an iterative denoising process, DLMs possess inherent…

计算与语言 · 计算机科学 2025-12-08 Tianyi Li , Mingda Chen , Bowei Guo , Zhiqiang Shen

Diffusion models have achieved remarkable success as generative models. However, even a well-trained model can accumulate errors throughout the generation process. These errors become particularly problematic when arbitrary guidance is…

机器学习 · 计算机科学 2025-10-14 Youngrok Park , Hojung Jung , Sangmin Bae , Se-Young Yun

Diffusion-based Generative AI gains significant attention for its superior performance over other generative techniques like Generative Adversarial Networks and Variational Autoencoders. While it has achieved notable advancements in fields…

声音 · 计算机科学 2024-12-12 Haowei Lou , Helen Paik , Pari Delir Haghighi , Wen Hu , Lina Yao

Diffusion models (DMs) have become the leading choice for generative tasks across diverse domains. However, their reliance on multiple sequential forward passes significantly limits real-time performance. Previous acceleration methods have…

计算机视觉与模式识别 · 计算机科学 2025-02-17 Ziming Liu , Yifan Yang , Chengruidong Zhang , Yiqi Zhang , Lili Qiu , Yang You , Yuqing Yang

Diffusion-based large language models (dLLMs) have exhibited substantial potential for parallel text generation, which may enable more efficient generation compared to autoregressive models. However, current dLLMs suffer from fixed…

计算与语言 · 计算机科学 2025-10-29 Yicun Yang , Cong Wang , Shaobo Wang , Zichen Wen , Biqing Qi , Hanlin Xu , Linfeng Zhang

Spatiotemporal data analysis is pivotal across various domains, such as transportation, meteorology, and healthcare. The data collected in real-world scenarios are often incomplete due to device malfunctions and network errors.…

机器学习 · 计算机科学 2024-03-25 Yakun Chen , Kaize Shi , Zhangkai Wu , Juan Chen , Xianzhi Wang , Julian McAuley , Guandong Xu , Shui Yu

While continuous diffusion models have achieved remarkable success, discrete diffusion offers a unified framework for jointly modeling text and images. Beyond unification, discrete diffusion provides faster inference, finer control, and…

Controlling the behavior of language models (LMs) without re-training is a major open problem in natural language generation. While recent works have demonstrated successes on controlling simple sentence attributes (e.g., sentiment), there…

计算与语言 · 计算机科学 2022-05-31 Xiang Lisa Li , John Thickstun , Ishaan Gulrajani , Percy Liang , Tatsunori B. Hashimoto

Diffusion models that are based on iterative denoising have been recently proposed and leveraged in various generation tasks like image generation. Whereas, as a way inherently built for continuous data, existing diffusion models still have…

计算与语言 · 计算机科学 2023-04-11 Jiaao Chen , Aston Zhang , Mu Li , Alex Smola , Diyi Yang

Diffusion language models (DLMs) have recently emerged as a compelling alternative to autoregressive generation, offering parallel generation and improved global coherence. During inference, DLMs generate text by iteratively denoising…

Diffusion models are the mainstream approach for time series generation tasks. However, existing diffusion models for time series generation require retraining the entire framework to introduce specific conditional guidance. There also…

机器学习 · 计算机科学 2025-09-25 Mingchun Sun , Rongqiang Zhao , Hengrui Hu , Songyu Ding , Jie Liu

Sentiment classification (SC) often suffers from low-resource challenges such as domain-specific contexts, imbalanced label distributions, and few-shot scenarios. The potential of the diffusion language model (LM) for textual data…

计算与语言 · 计算机科学 2024-09-24 Zhuowei Chen , Lianxi Wang , Yuben Wu , Xinfeng Liao , Yujia Tian , Junyang Zhong

Scaling text-to-speech (TTS) with autoregressive language model (LM) to large-scale datasets by quantizing waveform into discrete speech tokens is making great progress to capture the diversity and expressiveness in human speech, but the…

音频与语音处理 · 电气工程与系统科学 2024-06-10 Chong Zhang , Yanqing Liu , Yang Zheng , Sheng Zhao