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This work introduces TTS-Transducer - a novel architecture for text-to-speech, leveraging the strengths of audio codec models and neural transducers. Transducers, renowned for their superior quality and robustness in speech recognition, are…

Audio and Speech Processing · Electrical Eng. & Systems 2025-04-16 Vladimir Bataev , Subhankar Ghosh , Vitaly Lavrukhin , Jason Li

High-fidelity general audio compression at ultra-low bitrates is crucial for applications ranging from low-bandwidth communication to generative audio-language modeling. Traditional audio compression methods and contemporary neural codecs…

Audio and Speech Processing · Electrical Eng. & Systems 2026-02-03 Hao Ma , Ruihao Jing , Shansong Liu , Cheng Gong , Chi Zhang , Xiao-Lei Zhang , Xuelong Li

Audio codec models are widely used in audio communication as a crucial technique for compressing audio into discrete representations. Nowadays, audio codec models are increasingly utilized in generation fields as intermediate…

Sound · Computer Science 2023-05-09 Dongchao Yang , Songxiang Liu , Rongjie Huang , Jinchuan Tian , Chao Weng , Yuexian Zou

Generative linguistic steganography (GLS) enables covert communication by embedding secret messages into the natural language generation process. In practical deployment, however, GLS is vulnerable to tokenization ambiguity: the same…

Cryptography and Security · Computer Science 2026-04-29 Yaofei Wang , Rui Wang , Weilong Pang , JiaLiang Han , Yuan Qi , Donghui Hu , Kejiang Chen

In recent years, large language models have achieved significant success in generative tasks related to speech, audio, music, and other signal domains. A crucial element of these models is the discrete acoustic codecs, which serve as an…

Audio and Speech Processing · Electrical Eng. & Systems 2025-06-05 Shengpeng Ji , Minghui Fang , Jialong Zuo , Ziyue Jiang , Dingdong Wang , Hanting Wang , Hai Huang , Zhou Zhao

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

We present SoundStream, a novel neural audio codec that can efficiently compress speech, music and general audio at bitrates normally targeted by speech-tailored codecs. SoundStream relies on a model architecture composed by a fully…

Sound · Computer Science 2021-07-08 Neil Zeghidour , Alejandro Luebs , Ahmed Omran , Jan Skoglund , Marco Tagliasacchi

Recurrent Neural Networks (RNNS) are now widely used on sequence generation tasks due to their ability to learn long-range dependencies and to generate sequences of arbitrary length. However, their left-to-right generation procedure only…

Artificial Intelligence · Computer Science 2017-09-20 Gaëtan Hadjeres , Frank Nielsen

We tackle the problem of generating audio samples conditioned on descriptive text captions. In this work, we propose AaudioGen, an auto-regressive generative model that generates audio samples conditioned on text inputs. AudioGen operates…

While recent neural sequence-to-sequence models have greatly improved the quality of speech synthesis, there has not been a system capable of fast training, fast inference and high-quality audio synthesis at the same time. We propose a…

Audio and Speech Processing · Electrical Eng. & Systems 2020-08-11 Jan Vainer , Ondřej Dušek

Finding compact representation of videos is an essential component in almost every problem related to video processing or understanding. In this paper, we propose a generative model to learn compact latent codes that can efficiently…

Computer Vision and Pattern Recognition · Computer Science 2020-04-22 Rakib Hyder , M. Salman Asif

Existing compression methods typically focus on the removal of signal-level redundancies, while the potential and versatility of decomposing visual data into compact conceptual components still lack further study. To this end, we propose a…

Computer Vision and Pattern Recognition · Computer Science 2022-03-11 Jianhui Chang , Zhenghui Zhao , Chuanmin Jia , Shiqi Wang , Lingbo Yang , Qi Mao , Jian Zhang , Siwei Ma

Sequence-to-sequence learning with neural networks has become the de facto standard for sequence prediction tasks. This approach typically models the local distribution over the next word with a powerful neural network that can condition on…

Computation and Language · Computer Science 2021-11-17 Yoon Kim

We present VCNAC, a variable channel neural audio codec. Our approach features a single encoder and decoder parametrization that enables native inference for different channel setups, from mono speech to cinematic 5.1 channel surround…

Deep generative neural networks have proven effective at both conditional and unconditional modeling of complex data distributions. Conditional generation enables interactive control, but creating new controls often requires expensive…

Machine Learning · Computer Science 2017-12-25 Jesse Engel , Matthew Hoffman , Adam Roberts

We propose a novel approach for time-scale modification of audio signals. Unlike traditional methods that rely on the framing technique or the short-time Fourier transform to preserve the frequency during temporal stretching, our neural…

Sound · Computer Science 2023-10-09 Ernie Chu , Ju-Ting Chen , Chia-Ping Chen

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,…

Sound · Computer Science 2023-09-12 Haohe Liu , Zehua Chen , Yi Yuan , Xinhao Mei , Xubo Liu , Danilo Mandic , Wenwu Wang , Mark D. Plumbley

Speech is a means of communication which relies on both audio and visual information. The absence of one modality can often lead to confusion or misinterpretation of information. In this paper we present an end-to-end temporal model capable…

Audio and Speech Processing · Electrical Eng. & Systems 2019-06-17 Konstantinos Vougioukas , Pingchuan Ma , Stavros Petridis , Maja Pantic

Although recent works on neural vocoder have improved the quality of synthesized audio, there still exists a gap between generated and ground-truth audio in frequency space. This difference leads to spectral artifacts such as hissing noise…

Audio and Speech Processing · Electrical Eng. & Systems 2021-06-15 Ji-Hoon Kim , Sang-Hoon Lee , Ji-Hyun Lee , Seong-Whan Lee

Recently deep learning based Natural Language Processing (NLP) models have shown great potential in the modeling of source code. However, a major limitation of these approaches is that they take source code as simple tokens of text and…

Neural and Evolutionary Computing · Computer Science 2020-07-15 Yasir Hussain , Zhiqiu Huang , Yu Zhou , Senzhang Wang