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Related papers: WavFlow: Audio Generation in Waveform Space

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This paper proposes a novel way of doing audio synthesis at the waveform level using Transformer architectures. We propose a deep neural network for generating waveforms, similar to wavenet. This is fully probabilistic, auto-regressive, and…

Sound · Computer Science 2021-07-09 Prateek Verma , Chris Chafe

Music generation aims to create music segments that align with human aesthetics based on diverse conditional information. Despite advancements in generating music from specific textual descriptions (e.g., style, genre, instruments), the…

Sound · Computer Science 2025-04-21 Jiahao Song , Yuzhao Wang

Text-to-image (T2I) diffusion/flow models have drawn considerable attention recently due to their remarkable ability to deliver flexible visual creations. Still, high-resolution image synthesis presents formidable challenges due to the…

Computer Vision and Pattern Recognition · Computer Science 2025-05-19 Jiazi Bu , Pengyang Ling , Yujie Zhou , Pan Zhang , Tong Wu , Xiaoyi Dong , Yuhang Zang , Yuhang Cao , Dahua Lin , Jiaqi Wang

Audio signals are sampled at high temporal resolutions, and learning to synthesize audio requires capturing structure across a range of timescales. Generative adversarial networks (GANs) have seen wide success at generating images that are…

Sound · Computer Science 2019-02-12 Chris Donahue , Julian McAuley , Miller Puckette

In recent works, a flow-based neural vocoder has shown significant improvement in real-time speech generation task. The sequence of invertible flow operations allows the model to convert samples from simple distribution to audio samples.…

Audio and Speech Processing · Electrical Eng. & Systems 2020-08-18 Hyun-Wook Yoon , Sang-Hoon Lee , Hyeong-Rae Noh , Seong-Whan Lee

How does audio describe the world around us? In this work, we propose a method for generating images of visual scenes from diverse in-the-wild sounds. This cross-modal generation task is challenging due to the significant information gap…

Computer Vision and Pattern Recognition · Computer Science 2024-12-10 Kim Sung-Bin , Arda Senocak , Hyunwoo Ha , Tae-Hyun Oh

The Video-to-Audio (V2A) model has recently gained attention for its practical application in generating audio directly from silent videos, particularly in video/film production. However, previous methods in V2A have limited generation…

Sound · Computer Science 2023-07-03 Simian Luo , Chuanhao Yan , Chenxu Hu , Hang Zhao

Video and audio are closely correlated modalities that humans naturally perceive together. While recent advancements have enabled the generation of audio or video from text, producing both modalities simultaneously still typically relies on…

Accurate emulation of multi-scale physical systems governed by PDEs demands models that remain stable over long autoregressive rollouts while preserving fine-scale structures. Deterministic emulators produce overly-smoothed predictions,…

We introduce MusicFlow, a cascaded text-to-music generation model based on flow matching. Based on self-supervised representations to bridge between text descriptions and music audios, we construct two flow matching networks to model the…

Generative modeling has recently achieved remarkable success across image, video, and audio domains, demonstrating powerful capabilities for unified representation learning. Yet speech front-end tasks such as speech enhancement (SE), target…

Audio and Speech Processing · Electrical Eng. & Systems 2025-08-12 Ziqian Wang , Zikai Liu , Yike Zhu , Xingchen Li , Boyi Kang , Jixun Yao , Xianjun Xia , Chuanzeng Huang , Lei Xie

The zero-shot scenario for speech generation aims at synthesizing a novel unseen voice with only one utterance of the target speaker. Although the challenges of adapting new voices in zero-shot scenario exist in both stages -- acoustic…

Sound · Computer Science 2022-07-06 Yi Lei , Shan Yang , Jian Cong , Lei Xie , Dan Su

This paper introduces WaveGrad 2, a non-autoregressive generative model for text-to-speech synthesis. WaveGrad 2 is trained to estimate the gradient of the log conditional density of the waveform given a phoneme sequence. The model takes an…

Audio and Speech Processing · Electrical Eng. & Systems 2021-06-22 Nanxin Chen , Yu Zhang , Heiga Zen , Ron J. Weiss , Mohammad Norouzi , Najim Dehak , William Chan

Accurate and real-time radio map (RM) generation is crucial for next-generation wireless systems, yet diffusion-based approaches often suffer from large model sizes, slow iterative denoising, and high inference latency, which hinder…

Computer Vision and Pattern Recognition · Computer Science 2025-10-13 Haozhe Jia , Wenshuo Chen , Xiucheng Wang , Nan Cheng , Hongbo Zhang , Kuimou Yu , Songning Lai , Nanjian Jia , Bowen Tian , Hongru Xiao , Yutao Yue

Large language models show that simple autoregressive training can yield scalable and coherent generation, but extending this paradigm to speech remains challenging due to the entanglement of semantic and acoustic information. Most existing…

Machine Learning · Computer Science 2026-03-06 Luca Della Libera , Cem Subakan , Mirco Ravanelli

This paper introduces PeriodWave-Turbo, a high-fidelity and high-efficient waveform generation model via adversarial flow matching optimization. Recently, conditional flow matching (CFM) generative models have been successfully adopted for…

Sound · Computer Science 2024-08-16 Sang-Hoon Lee , Ha-Yeong Choi , Seong-Whan Lee

In this paper we propose WaveGlow: a flow-based network capable of generating high quality speech from mel-spectrograms. WaveGlow combines insights from Glow and WaveNet in order to provide fast, efficient and high-quality audio synthesis,…

Sound · Computer Science 2018-11-02 Ryan Prenger , Rafael Valle , Bryan Catanzaro

In this paper, we propose WG-WaveNet, a fast, lightweight, and high-quality waveform generation model. WG-WaveNet is composed of a compact flow-based model and a post-filter. The two components are jointly trained by maximizing the…

Audio and Speech Processing · Electrical Eng. & Systems 2020-08-21 Po-chun Hsu , Hung-yi Lee

Audio generation, including speech, music and sound effects, has advanced rapidly in recent years. These tasks can be divided into two categories: time-aligned (TA) tasks, where each input unit corresponds to a specific segment of the…

Sound · Computer Science 2025-09-30 Xuenan Xu , Jiahao Mei , Zihao Zheng , Ye Tao , Zeyu Xie , Yaoyun Zhang , Haohe Liu , Yuning Wu , Ming Yan , Wen Wu , Chao Zhang , Mengyue Wu

The ultimate goal of this work is a real-time processing framework for ultrasound image reconstruction augmented with machine learning. To attain this, we have implemented WaveFlow - a set of ultrasound data acquisition and processing tools…

Signal Processing · Electrical Eng. & Systems 2018-11-06 Piotr Jarosik , Michał Byra , Marcin Lewandowski