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In this paper, we propose a spoken term detection algorithm for simultaneous prediction and localization of in-vocabulary and out-of-vocabulary terms within an audio segment. The proposed algorithm infers whether a term was uttered within a…

音频与语音处理 · 电气工程与系统科学 2021-03-11 Tzeviya Sylvia Fuchs , Yael Segal , Joseph Keshet

Text classification has become indispensable due to the rapid increase of text in digital form. Over the past three decades, efforts have been made to approach this task using various learning algorithms and statistical models based on…

机器学习 · 统计学 2018-06-11 Erica K. Shimomoto , Lincon S. Souza , Bernardo B. Gatto , Kazuhiro Fukui

Given a piece of speech and its transcript text, text-based speech editing aims to generate speech that can be seamlessly inserted into the given speech by editing the transcript. Existing methods adopt a two-stage approach: synthesize the…

声音 · 计算机科学 2021-09-14 Chuanxin Tang , Chong Luo , Zhiyuan Zhao , Dacheng Yin , Yucheng Zhao , Wenjun Zeng

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…

声音 · 计算机科学 2021-09-02 Shenghua Hu , Jing Wang , Yujun Wang , Lidong Yang , Wenjing Yang

Detecting actions in untrimmed videos should not be limited to a small, closed set of classes. We present a simple, yet effective strategy for open-vocabulary temporal action detection utilizing pretrained image-text co-embeddings. Despite…

计算机视觉与模式识别 · 计算机科学 2023-01-12 Vivek Rathod , Bryan Seybold , Sudheendra Vijayanarasimhan , Austin Myers , Xiuye Gu , Vighnesh Birodkar , David A. Ross

This paper proposes a modularized sense induction and representation learning model that jointly learns bilingual sense embeddings that align well in the vector space, where the cross-lingual signal in the English-Chinese parallel corpus is…

计算与语言 · 计算机科学 2018-10-23 Ta-Chung Chi , Yun-Nung Chen

This paper presents a class of new fast non-trainable entropy-based confidence estimation methods for automatic speech recognition. We show how per-frame entropy values can be normalized and aggregated to obtain a confidence measure per…

音频与语音处理 · 电气工程与系统科学 2023-02-09 Aleksandr Laptev , Boris Ginsburg

A personalized KeyWord Spotting (KWS) pipeline typically requires the training of a Deep Learning model on a large set of user-defined speech utterances, preventing fast customization directly applied on-device. To fill this gap, this paper…

机器学习 · 计算机科学 2023-06-06 Manuele Rusci , Tinne Tuytelaars

Keyword spotting (KWS) in historical documents is an important tool for the initial exploration of digitized collections. Nowadays, the most efficient KWS methods are relying on machine learning techniques that require a large amount of…

计算机视觉与模式识别 · 计算机科学 2023-03-07 Sana Khamekhem Jemni , Sourour Ammar , Mohamed Ali Souibgui , Yousri Kessentini , Abbas Cheddad

Accurate on-device keyword spotting (KWS) with low false accept and false reject rate is crucial to customer experience for far-field voice control of conversational agents. It is particularly challenging to maintain low false reject rate…

计算与语言 · 计算机科学 2018-08-03 Anirudh Raju , Sankaran Panchapagesan , Xing Liu , Arindam Mandal , Nikko Strom

Embedding acoustic information into fixed length representations is of interest for a whole range of applications in speech and audio technology. Two novel unsupervised approaches to generate acoustic embeddings by modelling of acoustic…

计算与语言 · 计算机科学 2021-02-08 Yanpei Shi , Thomas Hain

In recent years, user-generated audio content has proliferated across various media platforms, creating a growing need for efficient retrieval methods that allow users to search for audio clips using natural language queries. This task,…

声音 · 计算机科学 2024-12-31 Haoran Sun , Zimu Wang , Qiuyi Chen , Jianjun Chen , Jia Wang , Haiyang Zhang

In recent years, machine learning has been widely adopted to automate the audio mixing process. Automatic mixing systems have been applied to various audio effects such as gain-adjustment, equalization, and reverberation. These systems can…

声音 · 计算机科学 2022-09-21 Satvik Venkatesh , David Moffat , Eduardo Reck Miranda

Embeddings play an important role in end-to-end solutions for multi-modal language processing problems. Although there has been some effort to understand the properties of single-modality embedding spaces, particularly that of text, their…

计算与语言 · 计算机科学 2023-01-20 Muhammad Huzaifah , Ivan Kukanov

In this work, we present a unified model that can handle both Keyword Spotting and Word Recognition with the same network architecture. The proposed network is comprised of a non-recurrent CTC branch and a Seq2Seq branch that is further…

计算机视觉与模式识别 · 计算机科学 2020-08-18 George Retsinas , Giorgos Sfikas , Petros Maragos

This article presents the first keyword spotting (KWS) IC which uses a ring-oscillator-based time-domain processing technique for its analog feature extractor (FEx). Its extensive usage of time-encoding schemes allows the analog audio…

硬件体系结构 · 计算机科学 2022-08-02 Kwantae Kim , Chang Gao , Rui Graça , Ilya Kiselev , Hoi-Jun Yoo , Tobi Delbruck , Shih-Chii Liu

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…

声音 · 计算机科学 2018-03-30 Changhao Shan , Junbo Zhang , Yujun Wang , Lei Xie

We propose an approach to extract speaker embeddings that are robust to speaking style variations in text-independent speaker verification. Typically, speaker embedding extraction includes training a DNN for speaker classification and using…

音频与语音处理 · 电气工程与系统科学 2022-06-29 Amber Afshan , Abeer Alwan

Within the audio research community and the industry, keyword spotting (KWS) and audio tagging (AT) are seen as two distinct tasks and research fields. However, from a technical point of view, both of these tasks are identical: they predict…

声音 · 计算机科学 2022-09-26 Heinrich Dinkel , Yongqing Wang , Zhiyong Yan , Junbo Zhang , Yujun Wang

Nowadays, search engine users commonly rely on query suggestions to improve their initial inputs. Current systems are very good at recommending lexical adaptations or spelling corrections to users' queries. However, they often struggle to…

信息检索 · 计算机科学 2023-01-24 Jorge Gabín , M. Eduardo Ares , Javier Parapar