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Related papers: Seeing wake words: Audio-visual Keyword Spotting

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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

In this paper, we propose a novel end-to-end user-defined keyword spotting method that utilizes linguistically corresponding patterns between speech and text sequences. Unlike previous approaches requiring speech keyword enrollment, our…

Audio and Speech Processing · Electrical Eng. & Systems 2022-07-04 Hyeon-Kyeong Shin , Hyewon Han , Doyeon Kim , Soo-Whan Chung , Hong-Goo Kang

The goal of this work is to recognise phrases and sentences being spoken by a talking face, with or without the audio. Unlike previous works that have focussed on recognising a limited number of words or phrases, we tackle lip reading as an…

Computer Vision and Pattern Recognition · Computer Science 2018-12-27 Triantafyllos Afouras , Joon Son Chung , Andrew Senior , Oriol Vinyals , Andrew Zisserman

This paper introduces a novel approach for streaming openvocabulary keyword spotting (KWS) with text-based keyword enrollment. For every input frame, the proposed method finds the optimal alignment ending at the frame using connectionist…

Sound · Computer Science 2024-09-27 Sichen Jin , Youngmoon Jung , Seungjin Lee , Jaeyoung Roh , Changwoo Han , Hoonyoung Cho

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

In this work, we present a novel audio-visual dataset for active speaker detection in the wild. A speaker is considered active when his or her face is visible and the voice is audible simultaneously. Although active speaker detection is a…

Computer Vision and Pattern Recognition · Computer Science 2021-08-18 You Jin Kim , Hee-Soo Heo , Soyeon Choe , Soo-Whan Chung , Yoohwan Kwon , Bong-Jin Lee , Youngki Kwon , Joon Son Chung

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

Noise robustness is a key aspect of successful speech applications. Speech enhancement (SE) has been investigated to improve automatic speech recognition accuracy; however, its effectiveness for keyword spotting (KWS) is still…

Audio and Speech Processing · Electrical Eng. & Systems 2024-02-23 Avamarie Brueggeman , Takuya Higuchi , Masood Delfarah , Stephen Shum , Vineet Garg

This paper introduces the system submitted by the DKU-SMIIP team for the Auto-KWS 2021 Challenge. Our implementation consists of a two-stage keyword spotting system based on query-by-example spoken term detection and a speaker verification…

Audio and Speech Processing · Electrical Eng. & Systems 2021-04-13 Yechen Wang , Yan Jia , Murong Ma , Zexin Cai , Ming Li

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

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

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

Keyword spotting (KWS) refers to the task of identifying a set of predefined words in audio streams. With the advances seen recently with deep neural networks, it has become a popular technology to activate and control small devices, such…

Audio and Speech Processing · Electrical Eng. & Systems 2023-09-25 Heitor R. Guimarães , Arthur Pimentel , Anderson Avila , Tiago H. Falk

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…

Smart audio devices are gated by an always-on lightweight keyword spotting program to reduce power consumption. It is however challenging to design models that have both high accuracy and low latency for accurate and fast responsiveness.…

Audio and Speech Processing · Electrical Eng. & Systems 2021-02-23 Bo Zhang , Wenfeng Li , Qingyuan Li , Weiji Zhuang , Xiangxiang Chu , Yujun Wang

Keyword spotting (KWS) and speaker verification (SV) are two important tasks in speech applications. Research shows that the state-of-art KWS and SV models are trained independently using different datasets since they expect to learn…

Sound · Computer Science 2022-04-01 Li Wang , Rongzhi Gu , Weiji Zhuang , Peng Gao , Yujun Wang , Yuexian Zou

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

Keyword spotting (KWS) and speaker verification (SV) have been studied independently although it is known that acoustic and speaker domains are complementary. In this paper, we propose a multi-task network that performs KWS and SV…

Audio and Speech Processing · Electrical Eng. & Systems 2020-08-10 Myunghun Jung , Youngmoon Jung , Jahyun Goo , Hoirin Kim

The task of audio captioning is similar in essence to tasks such as image and video captioning. However, it has received much less attention. We propose three desiderata for captioning audio -- (i) fluency of the generated text, (ii)…

Sound · Computer Science 2023-09-08 Tal Shaharabany , Ariel Shaulov , Lior Wolf