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Related papers: Few-Shot Keyword Spotting from Mixed Speech

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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

Spoken keyword spotting (KWS) deals with the identification of keywords in audio streams and has become a fast-growing technology thanks to the paradigm shift introduced by deep learning a few years ago. This has allowed the rapid embedding…

Sound · Computer Science 2021-11-23 Iván López-Espejo , Zheng-Hua Tan , John Hansen , Jesper Jensen

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

The keyword spotting (KWS) problem requires large amounts of real speech training data to achieve high accuracy across diverse populations. Utilizing large amounts of text-to-speech (TTS) synthesized data can reduce the cost and time…

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

Recognizing a particular command or a keyword, keyword spotting has been widely used in many voice interfaces such as Amazon's Alexa and Google Home. In order to recognize a set of keywords, most of the recent deep learning based approaches…

Audio and Speech Processing · Electrical Eng. & Systems 2022-06-14 Archit Parnami , Minwoo Lee

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

In this paper, we propose a multilingual query-by-example keyword spotting (KWS) system based on a residual neural network. The model is trained as a classifier on a multilingual keyword dataset extracted from Common Voice sentences and…

Audio and Speech Processing · Electrical Eng. & Systems 2023-04-20 Paul M. Reuter , Christian Rollwage , Bernd T. Meyer

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

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…

Keyword Spotting (KWS) models are becoming increasingly integrated into various systems, e.g. voice assistants. To achieve satisfactory performance, these models typically rely on a large amount of labelled data, limiting their applications…

Sound · Computer Science 2023-05-25 Holger Severin Bovbjerg , Zheng-Hua Tan

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

The recognition of rare named entities, such as personal names and terminologies, is challenging for automatic speech recognition (ASR) systems, especially when they are not frequently observed in the training data. In this paper, we…

Artificial Intelligence · Computer Science 2024-06-07 Yuang Li , Min Zhang , Chang Su , Yinglu Li , Xiaosong Qiao , Mengxin Ren , Miaomiao Ma , Daimeng Wei , Shimin Tao , Hao Yang

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

One of the challenges in developing a high quality custom keyword spotting (KWS) model is the lengthy and expensive process of collecting training data covering a wide range of languages, phrases and speaking styles. We introduce Synth4Kws…

Audio and Speech Processing · Electrical Eng. & Systems 2026-02-06 Pai Zhu , Dhruuv Agarwal , Jacob W. Bartel , Kurt Partridge , Hyun Jin Park , Quan Wang

Few-shot learning aims to train models that can be generalized to novel classes with only a few samples. Recently, a line of works are proposed to enhance few-shot learning with accessible semantic information from class names. However,…

Machine Learning · Computer Science 2023-07-11 Zihao Jiang , Yunkai Dang , Dong Pang , Huishuai Zhang , Weiran Huang

User-defined keyword spotting (KWS) is crucial for personalized voice interaction, yet existing methods face several challenges: (1) insufficient discriminability among confusable words, (2) performance inconsistency across speakers with…

Audio and Speech Processing · Electrical Eng. & Systems 2026-05-22 Zhiqi Ai , Han Cheng , Shiyi Mu , Xinnuo Li , Yongjin Zhou , Shugong Xu

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

End-to-end (E2E) approaches to keyword search (KWS) are considerably simpler in terms of training and indexing complexity when compared to approaches which use the output of automatic speech recognition (ASR) systems. This simplification…

Audio and Speech Processing · Electrical Eng. & Systems 2024-07-08 Bolaji Yusuf , Murat Saraçlar

Keyword spotting (KWS) is a key component of smart devices, enabling efficient and intuitive audio interaction. However, standard KWS systems deployed on embedded devices often suffer performance degradation under real-world operating…