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While Diffusion Generative Models have achieved great success on image generation tasks, how to efficiently and effectively incorporate them into speech generation especially translation tasks remains a non-trivial problem. Specifically,…

计算与语言 · 计算机科学 2023-10-27 Yongxin Zhu , Zhujin Gao , Xinyuan Zhou , Zhongyi Ye , Linli Xu

Large language models (LLMs) encounter computational challenges during long-sequence inference, especially in the attention pre-filling phase, where the complexity grows quadratically with the prompt length. Previous efforts to mitigate…

机器学习 · 计算机科学 2025-03-03 Xunhao Lai , Jianqiao Lu , Yao Luo , Yiyuan Ma , Xun Zhou

Extracting individual elements from music mixtures is a valuable tool for music production and practice. While neural networks optimized to mask or transform mixture spectrograms into the individual source(s) have been the leading approach,…

声音 · 计算机科学 2025-11-26 Genís Plaja-Roglans , Yun-Ning Hung , Xavier Serra , Igor Pereira

In this study, we investigate leveraging cross-attention control for efficient audio editing within auto-regressive models. Inspired by image editing methodologies, we develop a Prompt-to-Prompt-like approach that guides edits through cross…

声音 · 计算机科学 2025-07-16 Vassilis Sioros , Alexandros Potamianos , Giorgos Paraskevopoulos

We propose a novel talking head synthesis pipeline called "DiT-Head", which is based on diffusion transformers and uses audio as a condition to drive the denoising process of a diffusion model. Our method is scalable and can generalise to…

人工智能 · 计算机科学 2023-12-12 Aaron Mir , Eduardo Alonso , Esther Mondragón

Recent advances in video generation can produce realistic, minute-long single-shot videos with scalable diffusion transformers. However, real-world narrative videos require multi-shot scenes with visual and dynamic consistency across shots.…

计算机视觉与模式识别 · 计算机科学 2025-03-14 Yuwei Guo , Ceyuan Yang , Ziyan Yang , Zhibei Ma , Zhijie Lin , Zhenheng Yang , Dahua Lin , Lu Jiang

We introduce TurboDiffusion, a video generation acceleration framework that can speed up end-to-end diffusion generation by 100-200x while maintaining video quality. TurboDiffusion mainly relies on several components for acceleration: (1)…

计算机视觉与模式识别 · 计算机科学 2025-12-19 Jintao Zhang , Kaiwen Zheng , Kai Jiang , Haoxu Wang , Ion Stoica , Joseph E. Gonzalez , Jianfei Chen , Jun Zhu

Diffusion models have attracted a lot of attention in recent years. These models view speech generation as a continuous-time process. For efficient training, this process is typically restricted to additive Gaussian noising, which is…

机器学习 · 计算机科学 2025-10-14 Xiaozhou Tan , Minghui Zhao , Anton Ragni

Video diffusion models have made substantial progress in various video generation applications. However, training models for long video generation tasks require significant computational and data resources, posing a challenge to developing…

计算机视觉与模式识别 · 计算机科学 2024-07-30 Yu Lu , Yuanzhi Liang , Linchao Zhu , Yi Yang

This paper presents an end-to-end text-to-speech system with low latency on a CPU, suitable for real-time applications. The system is composed of an autoregressive attention-based sequence-to-sequence acoustic model and the LPCNet vocoder…

Denoising diffusion probabilistic models (DDPMs) have recently achieved leading performances in many generative tasks. However, the inherited iterative sampling process costs hindered their applications to speech synthesis. This paper…

音频与语音处理 · 电气工程与系统科学 2022-04-22 Rongjie Huang , Max W. Y. Lam , Jun Wang , Dan Su , Dong Yu , Yi Ren , Zhou Zhao

The diffusion models including Denoising Diffusion Probabilistic Models (DDPM) and score-based generative models have demonstrated excellent performance in speech synthesis tasks. However, its effectiveness comes at the cost of numerous…

声音 · 计算机科学 2024-02-01 Wenhao Guan , Qi Su , Haodong Zhou , Shiyu Miao , Xingjia Xie , Lin Li , Qingyang Hong

Existing generative models for unsupervised anomalous sound detection are limited by their inability to fully capture the complex feature distribution of normal sounds, while the potential of powerful diffusion models in this domain remains…

声音 · 计算机科学 2026-02-03 Chengyuan Ma , Peng Jia , Hongyue Guo , Wenming Yang

AI-generated content has attracted lots of attention recently, but photo-realistic video synthesis is still challenging. Although many attempts using GANs and autoregressive models have been made in this area, the visual quality and length…

计算机视觉与模式识别 · 计算机科学 2023-03-21 Yingqing He , Tianyu Yang , Yong Zhang , Ying Shan , Qifeng Chen

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

Non-autoregressive text to speech (TTS) models such as FastSpeech can synthesize speech significantly faster than previous autoregressive models with comparable quality. The training of FastSpeech model relies on an autoregressive teacher…

音频与语音处理 · 电气工程与系统科学 2022-08-09 Yi Ren , Chenxu Hu , Xu Tan , Tao Qin , Sheng Zhao , Zhou Zhao , Tie-Yan Liu

High-quality audio is essential in a wide range of applications, including online communication, virtual assistants, and the multimedia industry. However, degradation caused by noise, compression, and transmission artifacts remains a major…

Audio editing is applicable for various purposes, such as adding background sound effects, replacing a musical instrument, and repairing damaged audio. Recently, some diffusion-based methods achieved zero-shot audio editing by using a…

声音 · 计算机科学 2023-04-06 Yuancheng Wang , Zeqian Ju , Xu Tan , Lei He , Zhizheng Wu , Jiang Bian , Sheng Zhao

Despite the promise of synthesizing high-fidelity videos, Diffusion Transformers (DiTs) with 3D full attention suffer from expensive inference due to the complexity of attention computation and numerous sampling steps. For example, the…

计算机视觉与模式识别 · 计算机科学 2025-02-18 Hangliang Ding , Dacheng Li , Runlong Su , Peiyuan Zhang , Zhijie Deng , Ion Stoica , Hao Zhang

Text-to-audio (TTA) system has recently gained attention for its ability to synthesize general audio based on text descriptions. However, previous studies in TTA have limited generation quality with high computational costs. In this study,…

声音 · 计算机科学 2023-09-12 Haohe Liu , Zehua Chen , Yi Yuan , Xinhao Mei , Xubo Liu , Danilo Mandic , Wenwu Wang , Mark D. Plumbley