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Related papers: Query-by-example on-device keyword spotting

200 papers

Keyword spotting (KWS) offers a vital mechanism to identify spoken commands in voice-enabled systems, where user demands often shift, requiring models to learn new keywords continually over time. However, a major problem is catastrophic…

Audio and Speech Processing · Electrical Eng. & Systems 2025-05-20 Yang Xiao , Tianyi Peng , Rohan Kumar Das , Yuchen Hu , Huiping Zhuang

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

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

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

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

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

Spoken keyword spotting (KWS) is crucial for identifying keywords within audio inputs and is widely used in applications like Apple Siri and Google Home, particularly on edge devices. Current deep learning-based KWS systems, which are…

Audio and Speech Processing · Electrical Eng. & Systems 2025-01-14 Tianyi Peng , Yang Xiao

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

Existing keyword spotting (KWS) systems primarily rely on predefined keyword phrases. However, the ability to recognize customized keywords is crucial for tailoring interactions with intelligent devices. In this paper, we present a novel…

Computation and Language · Computer Science 2024-11-26 Zhenyu Wang , Shuyu Kong , Li Wan , Biqiao Zhang , Yiteng Huang , Mumin Jin , Ming Sun , Xin Lei , Zhaojun Yang

Detecting occurrences of keywords with keyword spotting (KWS) systems requires thresholding continuous detection scores. Selecting appropriate thresholds is a non-trivial task, typically relying on optimizing performance on a validation…

Audio and Speech Processing · Electrical Eng. & Systems 2026-01-23 Kevin Wilkinghoff , Alessia Cornaggia-Urrigshardt , Zheng-Hua Tan

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) aims to discriminate a specific wake-up word from other signals precisely and efficiently for different users. Recent works utilize various deep networks to train KWS models with all users' speech data centralized…

Machine Learning · Computer Science 2022-06-20 Xin-Chun Li , Jin-Lin Tang , Shaoming Song , Bingshuai Li , Yinchuan Li , Yunfeng Shao , Le Gan , De-Chuan Zhan

In this study, we investigate the application of keyword spotting (KWS) in the domain of Hindi speech recognition, utilizing a dataset comprising 40,000 audio samples. With a sampling rate of 44 kHz and an average duration of 1.9 seconds…

Sound · Computer Science 2026-05-06 Saru Bharti , Pushparaj Mani Pathak

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

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

In this paper, we propose DS-KWS, a two-stage framework for robust user-defined keyword spotting. It combines a CTC-based method with a streaming phoneme search module to locate candidate segments, followed by a QbyT-based method with a…

Sound · Computer Science 2025-10-14 Zhiqi Ai , Han Cheng , Yuxin Wang , Shiyi Mu , Shugong Xu , Yongjin Zhou

This paper proposes a novel user-defined keyword spotting framework that accurately detects audio keywords based on text enrollment. Since audio data possesses additional acoustic information compared to text, there are discrepancies…

Audio and Speech Processing · Electrical Eng. & Systems 2024-10-23 Youkyum Kim , Jaemin Jung , Jihwan Park , Byeong-Yeol Kim , Joon Son Chung

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

Modern approaches for keyword spotting rely on training deep neural networks on large static datasets with i.i.d. distributions. However, the resulting models tend to underperform when presented with changing data regimes in real-life…

Audio and Speech Processing · Electrical Eng. & Systems 2023-05-24 Michel Meneses , Bruno Iwami

Keyword Spotting plays a critical role in enabling hands-free interaction for battery-powered edge devices. Few-Shot Keyword Spotting (FS-KWS) addresses the scalability and adaptability challenges of traditional systems by enabling…

Audio and Speech Processing · Electrical Eng. & Systems 2025-10-09 Alican Gok , Oguzhan Buyuksolak , Osman Erman Okman , Murat Saraclar