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Related papers: Speex: A Free Codec For Free Speech

200 papers

This paper targets a new scenario that integrates speech separation with speech compression, aiming to disentangle multiple speakers while producing discrete representations for efficient transmission or storage, with applications in online…

Audio and Speech Processing · Electrical Eng. & Systems 2026-01-21 Hui-Peng Du , Yang Ai , Xiao-Hang Jiang , Rui-Chen Zheng , Zhen-Hua Ling

Personalized speech enhancement (PSE) methods typically rely on pre-trained speaker verification models or self-designed speaker encoders to extract target speaker clues, guiding the PSE model in isolating the desired speech. However, these…

Audio and Speech Processing · Electrical Eng. & Systems 2025-01-22 Ziling Huang , Haixin Guan , Haoran Wei , Yanhua Long

This paper presents a novel semantic-enhanced decoding scheme for transmitting natural language sentences with multiple short block codes over noisy wireless channels. After ASCII source coding, the natural language sentence message is…

Signal Processing · Electrical Eng. & Systems 2025-05-15 Jiafu Hao , Chentao Yue , Hao Chang , Branka Vucetic , Yonghui Li

In this paper, we describe recent performance improvements to the production Marchex speech recognition system for our spontaneous customer-to-business telephone conversations. In our previous work, we focused on in-domain language and…

Computation and Language · Computer Science 2019-05-03 Seongjun Hahm , Iroro Orife , Shane Walker , Jason Flaks

Spurred by the demand for interpretable models, research on eXplainable AI for language technologies has experienced significant growth, with feature attribution methods emerging as a cornerstone of this progress. While prior work in NLP…

Computation and Language · Computer Science 2025-03-18 Dennis Fucci , Marco Gaido , Beatrice Savoldi , Matteo Negri , Mauro Cettolo , Luisa Bentivogli

As an emerging cloud computing deployment paradigm, serverless computing is gaining traction due to its efficiency and ability to harness on-demand cloud resources. However, a significant hurdle remains in the form of the cold start…

Software Engineering · Computer Science 2024-08-22 Cheryl Lee , Zhouruixing Zhu , Tianyi Yang , Yintong Huo , Yuxin Su , Pinjia He , Michael R. Lyu

This study propose a fully automated system for speech correction and accent reduction. Consider the application scenario that a recorded speech audio contains certain errors, e.g., inappropriate words, mispronunciations, that need to be…

Audio and Speech Processing · Electrical Eng. & Systems 2022-10-17 Daxin Tan , Liqun Deng , Nianzu Zheng , Yu Ting Yeung , Xin Jiang , Xiao Chen , Tan Lee

Spoken dialogue is an intuitive form of human-computer interaction, yet current speech language models often remain constrained to turn-based exchanges, lacking real-time adaptability such as user barge-in. We propose a novel duplex speech…

Computation and Language · Computer Science 2025-07-28 Ke Hu , Ehsan Hosseini-Asl , Chen Chen , Edresson Casanova , Subhankar Ghosh , Piotr Żelasko , Zhehuai Chen , Jason Li , Jagadeesh Balam , Boris Ginsburg

Target Speech Extraction (TSE) traditionally relies on explicit clues about the speaker's identity like enrollment audio, face images, or videos, which may not always be available. In this paper, we propose a text-guided TSE model StyleTSE…

Audio and Speech Processing · Electrical Eng. & Systems 2025-01-17 Mingyue Huo , Abhinav Jain , Cong Phuoc Huynh , Fanjie Kong , Pichao Wang , Zhu Liu , Vimal Bhat

This paper presents ExPECA, an edge computing and wireless communication research testbed designed to tackle two pressing challenges: comprehensive end-to-end experimentation and high levels of experimental reproducibility. Leveraging…

Networking and Internet Architecture · Computer Science 2023-11-03 Samie Mostafavi , Vishnu Narayanan Moothedath , Stefan Rönngren , Neelabhro Roy , Gourav Prateek Sharma , Sangwon Seo , Manuel Olguín Muñoz , James Gross

Recent advancements in audio generation have been significantly propelled by the capabilities of Large Language Models (LLMs). The existing research on audio LLM has primarily focused on enhancing the architecture and scale of audio…

Audio and Speech Processing · Electrical Eng. & Systems 2024-11-28 Zhen Ye , Peiwen Sun , Jiahe Lei , Hongzhan Lin , Xu Tan , Zheqi Dai , Qiuqiang Kong , Jianyi Chen , Jiahao Pan , Qifeng Liu , Yike Guo , Wei Xue

We present ESPnet-SE, which is designed for the quick development of speech enhancement and speech separation systems in a single framework, along with the optional downstream speech recognition module. ESPnet-SE is a new project which…

Audio and Speech Processing · Electrical Eng. & Systems 2021-11-18 Chenda Li , Jing Shi , Wangyou Zhang , Aswin Shanmugam Subramanian , Xuankai Chang , Naoyuki Kamo , Moto Hira , Tomoki Hayashi , Christoph Boeddeker , Zhuo Chen , Shinji Watanabe

Language-queried audio source separation (LASS) is a new paradigm for computational auditory scene analysis (CASA). LASS aims to separate a target sound from an audio mixture given a natural language query, which provides a natural and…

Audio and Speech Processing · Electrical Eng. & Systems 2024-12-03 Xubo Liu , Qiuqiang Kong , Yan Zhao , Haohe Liu , Yi Yuan , Yuzhuo Liu , Rui Xia , Yuxuan Wang , Mark D. Plumbley , Wenwu Wang

Neural audio codecs have revolutionized audio processing by enabling speech tasks to be performed on highly compressed representations. Recent work has shown that speech separation can be achieved within these compressed domains, offering…

Audio and Speech Processing · Electrical Eng. & Systems 2024-11-28 Jia Qi Yip , Chin Yuen Kwok , Bin Ma , Eng Siong Chng

This paper introduces ESPnet-SPK, a toolkit designed with several objectives for training speaker embedding extractors. First, we provide an open-source platform for researchers in the speaker recognition community to effortlessly build…

Visible light communication (VLC) could provide short-range optical wireless communication together with illumination using LED lighting. However, conventional forward error correction (FEC) codes for reliable communication do not have the…

Information Theory · Computer Science 2018-10-18 Junbin Fang , Zhen Che , Xiaolong Yu , Zhe Chen , Zoe L. Jiang , Siu-Ming Yiu , Kui Ren , Xiaoqing Tan

Sparse coding (SC) is attracting more and more attention due to its comprehensive theoretical studies and its excellent performance in many signal processing applications. However, most existing sparse coding algorithms are nonconvex and…

Machine Learning · Computer Science 2017-09-12 Xiaodong Feng , Zhiwei Tang , Sen Wu

As Automatic Speech Processing (ASR) systems are getting better, there is an increasing interest of using the ASR output to do downstream Natural Language Processing (NLP) tasks. However, there are few open source toolkits that can be used…

The current increasing need for privacy-preserving voice communications is leading to new ideas for securing voice transmission. This paper refers to a relatively new concept of sending encrypted data or speech as pseudo-speech in the audio…

Cryptography and Security · Computer Science 2022-02-02 Piotr Krasnowski , Jerome Lebrun , Bruno Martin

The previous SpEx+ has yielded outstanding performance in speaker extraction and attracted much attention. However, it still encounters inadequate utilization of multi-scale information and speaker embedding. To this end, this paper…

Sound · Computer Science 2023-06-29 Jun Chen , Wei Rao , Zilin Wang , Jiuxin Lin , Yukai Ju , Shulin He , Yannan Wang , Zhiyong Wu