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相关论文: DisContSE: Single-Step Diffusion Speech Enhancemen…

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In this paper, we focus on the often-overlooked issue of embedding collapse in existing diffusion-based sequential recommendation models and propose ADRec, an innovative framework designed to mitigate this problem. Diverging from previous…

信息检索 · 计算机科学 2025-05-27 Jialei Chen , Yuanbo Xu , Yiheng Jiang

Diffusion-based image compression has shown remarkable potential for achieving ultra-low bitrate coding (less than 0.05 bits per pixel) with high realism, by leveraging the generative priors of large pre-trained text-to-image diffusion…

图像与视频处理 · 电气工程与系统科学 2025-06-30 Tianyu Zhang , Xin Luo , Li Li , Dong Liu

In this paper, we present TridentSE, a novel architecture for speech enhancement, which is capable of efficiently capturing both global information and local details. TridentSE maintains T-F bin level representation to capture details, and…

音频与语音处理 · 电气工程与系统科学 2022-10-25 Dacheng Yin , Zhiyuan Zhao , Chuanxin Tang , Zhiwei Xiong , Chong Luo

Despite their groundbreaking performance for many generative modeling tasks, diffusion models have fallen short on discrete data domains such as natural language. Crucially, standard diffusion models rely on the well-established theory of…

机器学习 · 统计学 2024-06-10 Aaron Lou , Chenlin Meng , Stefano Ermon

Over the past few years, speech enhancement methods based on deep learning have greatly surpassed traditional methods based on spectral subtraction and spectral estimation. Many of these new techniques operate directly in the the short-time…

音频与语音处理 · 电气工程与系统科学 2020-08-28 Jean-Marc Valin , Umut Isik , Neerad Phansalkar , Ritwik Giri , Karim Helwani , Arvindh Krishnaswamy

Deep learning-based speech enhancement (SE) models have recently outperformed traditional techniques, yet their deployment on resource-constrained devices remains challenging due to high computational and memory demands. This paper…

声音 · 计算机科学 2025-02-10 Xihao Yuan , Siqi Liu , Hanting Chen , Lu Zhou , Jian Li , Jie Hu

Diffusion probabilistic models have shown impressive performance for speech enhancement, but they typically require 25 to 60 function evaluations in the inference phase, resulting in heavy computational complexity. Recently, a fine-tuning…

音频与语音处理 · 电气工程与系统科学 2025-08-12 Seonggyu Lee , Sein Cheong , Sangwook Han , Jong Won Shin

One of the most compelling features of global discrete diffusion language models is their global bidirectional contextual capability. However, existing block-based diffusion studies tend to introduce autoregressive priors, which, while…

机器学习 · 计算机科学 2026-01-22 Linrui Ma , Yufei Cui , Kai Han , Yunhe Wang

Diffusion models have emerged as a promising approach for text generation, with recent works falling into two main categories: discrete and continuous diffusion models. Discrete diffusion models apply token corruption independently using…

计算与语言 · 计算机科学 2025-05-29 Bocheng Li , Zhujin Gao , Linli Xu

Stable diffusion networks have emerged as a groundbreaking development for their ability to produce realistic and detailed visual content. This characteristic renders them ideal decoders, capable of producing high-quality and aesthetically…

计算机视觉与模式识别 · 计算机科学 2024-08-21 Kai Liu , Kang You , Pan Gao

Autoregressive (AR) models with diffusion heads have recently achieved strong text-to-audio performance, yet their iterative decoding and multi-step sampling process introduce high-latency issues. To address this bottleneck, we propose a…

Diffusion models, emerging as powerful deep generative tools, excel in various applications. They operate through a two-steps process: introducing noise into training samples and then employing a model to convert random noise into new…

计算机视觉与模式识别 · 计算机科学 2026-02-13 Huijie Zhang , Yifu Lu , Ismail Alkhouri , Saiprasad Ravishankar , Dogyoon Song , Qing Qu

We introduce DISSC, a novel, lightweight method that converts the rhythm, pitch contour and timbre of a recording to a target speaker in a textless manner. Unlike DISSC, most voice conversion (VC) methods focus primarily on timbre, and…

声音 · 计算机科学 2023-10-20 Gallil Maimon , Yossi Adi

Diffusion-based generative models (DGMs) have recently attracted attention in speech enhancement research (SE) as previous works showed a remarkable generalization capability. However, DGMs are also computationally intensive, as they…

音频与语音处理 · 电气工程与系统科学 2024-06-21 Chenda Li , Samuele Cornell , Shinji Watanabe , Yanmin Qian

Though significant progress has been made for the voice conversion (VC) of typical speech, VC for atypical speech, e.g., dysarthric and second-language (L2) speech, remains a challenge, since it involves correcting for atypical prosody…

音频与语音处理 · 电气工程与系统科学 2021-07-26 Disong Wang , Songxiang Liu , Lifa Sun , Xixin Wu , Xunying Liu , Helen Meng

Part of the success of diffusion models stems from their ability to perform iterative refinement, i.e., repeatedly correcting outputs during generation. However, modern masked discrete diffusion lacks this capability: when a token is…

机器学习 · 计算机科学 2026-02-10 Guanghan Wang , Yair Schiff , Subham Sekhar Sahoo , Volodymyr Kuleshov

Discrete diffusion models are a new class of text generators that offer advantages such as bidirectional context use, parallelizable generation, and flexible prompting compared to autoregressive models. However, a critical limitation of…

机器学习 · 计算机科学 2025-10-23 Andrew Zhang , Anushka Sivakumar , Chiawei Tang , Chris Thomas

Discrete diffusion language models have shown strong potential for text generation, yet standard supervised fine-tuning (SFT) misaligns with their semi-autoregressive inference: training randomly masks tokens across the entire response,…

计算与语言 · 计算机科学 2025-10-24 Bowen Sun , Yujun Cai , Ming-Hsuan Yang , Yiwei Wang

Diffusion based approaches to long form text generation suffer from prohibitive computational cost and memory overhead as sequence length increases. We introduce SA-DiffuSeq, a diffusion framework that integrates sparse attention to…

计算与语言 · 计算机科学 2025-12-25 Alexandros Christoforos , Chadbourne Davis

In this study, we propose a modulation decoupling based single channel speech enhancement subspace framework, in which the spectrogram of noisy speech is decoupled as the product of a spectral envelop subspace and a spectral details…

声音 · 计算机科学 2017-02-24 Pengfei Sun , Jun Qin