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Related papers: Deep Spoken Keyword Spotting: An Overview

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The performance of keyword spotting (KWS), measured in false alarms and false rejects, degrades significantly under the far field and noisy conditions. In this paper, we propose a multi-look neural network modeling for speech enhancement…

Audio and Speech Processing · Electrical Eng. & Systems 2020-05-22 Meng Yu , Xuan Ji , Bo Wu , Dan Su , Dong Yu

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

Custom keyword spotting (KWS) allows detecting user-defined spoken keywords from streaming audio. This is achieved by comparing the embeddings from voice enrollments and input audio. State-of-the-art custom KWS models are typically trained…

Audio and Speech Processing · Electrical Eng. & Systems 2026-02-06 Pai Zhu , Quan Wang , Dhruuv Agarwal , Kurt Partridge

Query by String Keyword Spotting (KWS) is here considered as a key technology for indexing large collections of handwritten text images to allow fast textual access to the contents of these collections. Under this perspective, a…

Information Retrieval · Computer Science 2021-04-13 E. Vidal , A. H. Toselli , J. Puigcerver

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

The goal of this work is to automatically determine whether and when a word of interest is spoken by a talking face, with or without the audio. We propose a zero-shot method suitable for in the wild videos. Our key contributions are: (1) a…

Computer Vision and Pattern Recognition · Computer Science 2020-09-07 Liliane Momeni , Triantafyllos Afouras , Themos Stafylakis , Samuel Albanie , Andrew Zisserman

Learning to recognize new keywords with just a few examples is essential for personalizing keyword spotting (KWS) models to a user's choice of keywords. However, modern KWS models are typically trained on large datasets and restricted to a…

Audio and Speech Processing · Electrical Eng. & Systems 2021-06-07 Abhijeet Awasthi , Kevin Kilgour , Hassan Rom

Confusing-words are commonly encountered in real-life keyword spotting applications, which causes severe degradation of performance due to complex spoken terms and various kinds of words that sound similar to the predefined keywords. To…

Machine Learning · Computer Science 2020-11-04 Yan Jia , Zexin Cai , Murong Ma , Zeqing Zhao , Xuyang Wang , Junjie Wang , Ming Li

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 paper, we propose MM-KWS, a novel approach to user-defined keyword spotting leveraging multi-modal enrollments of text and speech templates. Unlike previous methods that focus solely on either text or speech features, MM-KWS…

Audio and Speech Processing · Electrical Eng. & Systems 2024-06-12 Zhiqi Ai , Zhiyong Chen , Shugong Xu

Keyword spotting (KWS) is a crucial function enabling the interaction with the many ubiquitous smart devices in our surroundings, either activating them through wake-word or directly as a human-computer interface. For many applications, KWS…

Open vocabulary keyword spotting is a crucial and challenging task in automatic speech recognition (ASR) that focuses on detecting user-defined keywords within a spoken utterance. Keyword spotting methods commonly map the audio utterance…

Audio and Speech Processing · Electrical Eng. & Systems 2023-09-18 Aviv Navon , Aviv Shamsian , Neta Glazer , Gill Hetz , Joseph Keshet

Keyword spotting (KWS) is an important technique for speech applications, which enables users to activate devices by speaking a keyword phrase. Although a phoneme classifier can be used for KWS, exploiting a large amount of transcribed data…

Audio and Speech Processing · Electrical Eng. & Systems 2021-09-23 Takuya Higuchi , Anmol Gupta , Chandra Dhir

The goal of this work is to detect new spoken terms defined by users. While most previous works address Keyword Spotting (KWS) as a closed-set classification problem, this limits their transferability to unseen terms. The ability to define…

Audio and Speech Processing · Electrical Eng. & Systems 2022-11-02 Jaemin Jung , Youkyum Kim , Jihwan Park , Youshin Lim , Byeong-Yeol Kim , Youngjoon Jang , Joon Son Chung

Despite their great performance over the years, handcrafted speech features are not necessarily optimal for any particular speech application. Consequently, with greater or lesser success, optimal filterbank learning has been studied for…

Audio and Speech Processing · Electrical Eng. & Systems 2020-06-02 Iván López-Espejo , Zheng-Hua Tan , Jesper Jensen

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

Keyword spotting (KWS) has become an indispensable part of many intelligent devices surrounding us, as audio is one of the most efficient ways of interacting with these devices. The accuracy and performance of KWS solutions have been the…

Sound · Computer Science 2021-11-10 Mehmet Gorkem Ulkar , Osman Erman Okman

In this paper, we investigated a speech augmentation based unsupervised learning approach for keyword spotting (KWS) task. KWS is a useful speech application, yet also heavily depends on the labeled data. We designed a CNN-Attention…

Sound · Computer Science 2022-05-31 Jian Luo , Jianzong Wang , Ning Cheng , Haobin Tang , Jing Xiao

Keyword spotting (KWS) is crucial for many speech-driven applications, but robust KWS in noisy environments remains challenging. Conventional systems often rely on single-channel inputs and a cascaded pipeline separating front-end…

Audio and Speech Processing · Electrical Eng. & Systems 2026-03-11 Rui Wang , Zhifei Zhang , Yu Gao , Xiaofeng Mou , Yi Xu

Keyword spotting (KWS) enables speech-based user interaction and gradually becomes an indispensable component of smart devices. Recently, end-to-end (E2E) methods have become the most popular approach for on-device KWS tasks. However, there…

Audio and Speech Processing · Electrical Eng. & Systems 2022-11-01 Jie Wang , Menglong Xu , Jingyong Hou , Binbin Zhang , Xiao-Lei Zhang , Lei Xie , Fuping Pan