English
Related papers

Related papers: OnDA: On-device Channel Pruning for Efficient Pers…

200 papers

With the increasing prevalence of voice-activated devices and applications, keyword spotting (KWS) models enable users to interact with technology hands-free, enhancing convenience and accessibility in various contexts. Deploying KWS models…

Audio and Speech Processing · Electrical Eng. & Systems 2025-04-29 Jonathan Svirsky , Uri Shaham , Ofir Lindenbaum

Conversational agents commonly utilize keyword spotting (KWS) to initiate voice interaction with the user. For user experience and privacy considerations, existing approaches to KWS largely focus on accuracy, which can often come at the…

Audio and Speech Processing · Electrical Eng. & Systems 2022-09-30 Christin Jose , Joseph Wang , Grant P. Strimel , Mohammad Omar Khursheed , Yuriy Mishchenko , Brian Kulis

Keyword spotting (KWS) on mobile devices generally requires a small memory footprint. However, most current models still maintain a large number of parameters in order to ensure good performance. To solve this problem, this paper proposes a…

Sound · Computer Science 2021-09-02 Shenghua Hu , Jing Wang , Yujun Wang , Lidong Yang , Wenjing Yang

This paper introduces neural architecture search (NAS) for the automatic discovery of small models for keyword spotting (KWS) in limited resource environments. We employ a differentiable NAS approach to optimize the structure of…

Audio and Speech Processing · Electrical Eng. & Systems 2020-12-21 David Peter , Wolfgang Roth , Franz Pernkopf

Keyword Spotting (KWS) from speech signals is widely applied to perform fully hands-free speech recognition. The KWS network is designed as a small-footprint model so it can continuously be active. Recent efforts have explored dynamic…

Audio and Speech Processing · Electrical Eng. & Systems 2023-12-25 Donghyeon Kim , Kyungdeuk Ko , Jeonggi Kwak , David K. Han , Hanseok Ko

As advancements in technologies like Internet of Things (IoT), Automatic Speech Recognition (ASR), Speaker Verification (SV), and Text-to-Speech (TTS) lead to increased usage of intelligent voice assistants, the demand for privacy and…

Audio and Speech Processing · Electrical Eng. & Systems 2026-03-20 Jianan Pan , Kejie Huang

Spoken keyword spotting (KWS) aims to identify keywords in audio for wide applications, especially on edge devices. Current small-footprint KWS systems focus on efficient model designs. However, their inference performance can decline in…

Audio and Speech Processing · Electrical Eng. & Systems 2025-05-21 Yang Xiao , Tianyi Peng , Yanghao Zhou , Rohan Kumar Das

A keyword spotting (KWS) engine that is continuously running on device is exposed to various speech signals that are usually unseen before. It is a challenging problem to build a small-footprint and high-performing KWS model with robustness…

Sound · Computer Science 2024-08-27 Zhenyu Wang , Li Wan , Biqiao Zhang , Yiteng Huang , Shang-Wen Li , Ming Sun , Xin Lei , Zhaojun Yang

A keyword spotting (KWS) system determines the existence of, usually predefined, keyword in a continuous speech stream. This paper presents a query-by-example on-device KWS system which is user-specific. The proposed system consists of two…

Machine Learning · Computer Science 2020-01-15 Byeonggeun Kim , Mingu Lee , Jinkyu Lee , Yeonseok Kim , Kyuwoong Hwang

Large size models are implemented in recently ASR system to deal with complex speech recognition problems. The num- ber of parameters in these models makes them hard to deploy, especially on some resource-short devices such as car tablet.…

Machine Learning · Computer Science 2018-07-10 Sihao Xue , Zhenyi Ying , Fan Mo , Min Wang , Jue Sun

The emergence of Artificial Intelligence (AI) driven Keyword Spotting (KWS) technologies has revolutionized human to machine interaction. Yet, the challenge of end-to-end energy efficiency, memory footprint and system complexity of current…

Audio and Speech Processing · Electrical Eng. & Systems 2021-01-28 Jie Lei , Tousif Rahman , Rishad Shafik , Adrian Wheeldon , Alex Yakovlev , Ole-Christoffer Granmo , Fahim Kawsar , Akhil Mathur

This paper introduces neural architecture search (NAS) for the automatic discovery of end-to-end keyword spotting (KWS) models in limited resource environments. We employ a differentiable NAS approach to optimize the structure of…

Sound · Computer Science 2021-04-15 David Peter , Wolfgang Roth , Franz Pernkopf

Customized keyword spotting (KWS) has great potential to be deployed on edge devices to achieve hands-free user experience. However, in real applications, false alarm (FA) would be a serious problem for spotting dozens or even hundreds of…

Sound · Computer Science 2022-07-05 Zhanheng Yang , Sining Sun , Jin Li , Xiaoming Zhang , Xiong Wang , Long Ma , Lei Xie

Keyword Spotting (KWS) is an essential component in a smart device for alerting the system when a user prompts it with a command. As these devices are typically constrained by computational and energy resources, the KWS model should be…

Audio and Speech Processing · Electrical Eng. & Systems 2022-10-24 Donghyeon Kim , Kyungdeuk Ko , David K. Han , Hanseok Ko

Robustness against noise is critical for keyword spotting (KWS) in real-world environments. To improve the robustness, a speech enhancement front-end is involved. Instead of treating the speech enhancement as a separated preprocessing…

Sound · Computer Science 2019-06-21 Yue Gu , Zhihao Du , Hui Zhang , Xueliang Zhang

Keyword spotting (KWS) plays an essential role in enabling speech-based user interaction on smart devices, and conventional KWS (C-KWS) approaches have concentrated on detecting user-agnostic pre-defined keywords. However, in practice, most…

Sound · Computer Science 2022-06-29 Seunghan Yang , Byeonggeun Kim , Inseop Chung , Simyung Chang

In this work we explore the latency and accuracy of keyword spotting (KWS) models in streaming and non-streaming modes on mobile phones. NN model conversion from non-streaming mode (model receives the whole input sequence and then returns…

Audio and Speech Processing · Electrical Eng. & Systems 2020-10-29 Oleg Rybakov , Natasha Kononenko , Niranjan Subrahmanya , Mirko Visontai , Stella Laurenzo

Keyword spotting (KWS) on mobile devices generally requires a small memory footprint. However, most current models still maintain a large number of parameters in order to ensure good performance. In this paper, we propose a temporally…

Sound · Computer Science 2021-08-30 Shenghua Hu , Jing Wang , Yujun Wang , Wenjing Yang

Keyword spotting (KWS) constitutes a major component of human-technology interfaces. Maximizing the detection accuracy at a low false alarm (FA) rate, while minimizing the footprint size, latency and complexity are the goals for KWS.…

Computation and Language · Computer Science 2017-07-06 Sercan O. Arik , Markus Kliegl , Rewon Child , Joel Hestness , Andrew Gibiansky , Chris Fougner , Ryan Prenger , Adam Coates

In this paper, we propose an attention-based end-to-end neural approach for small-footprint keyword spotting (KWS), which aims to simplify the pipelines of building a production-quality KWS system. Our model consists of an encoder and an…

Sound · Computer Science 2018-03-30 Changhao Shan , Junbo Zhang , Yujun Wang , Lei Xie