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Related papers: Sequential End-to-End Intent and Slot Label Classi…

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Most End-to-End (E2E) SLU networks leverage the pre-trained ASR networks but still lack the capability to understand the semantics of utterances, crucial for the SLU task. To solve this, recently proposed studies use pre-trained NLU…

Computation and Language · Computer Science 2022-02-18 Seunghyun Seo , Donghyun Kwak , Bowon Lee

End-to-end speech recognition systems usually require huge amounts of labeling resource, while annotating the speech data is complicated and expensive. Active learning is the solution by selecting the most valuable samples for annotation.…

Audio and Speech Processing · Electrical Eng. & Systems 2021-07-12 Jian Luo , Jianzong Wang , Ning Cheng , Jing Xiao

Voice Assistants such as Alexa, Siri, and Google Assistant typically use a two-stage Spoken Language Understanding pipeline; first, an Automatic Speech Recognition (ASR) component to process customer speech and generate text transcriptions,…

Computation and Language · Computer Science 2020-12-17 Subendhu Rongali , Beiye Liu , Liwei Cai , Konstantine Arkoudas , Chengwei Su , Wael Hamza

End-to-end (E2E) spoken language understanding (SLU) systems that generate a semantic parse from speech have become more promising recently. This approach uses a single model that utilizes audio and text representations from pre-trained…

Computation and Language · Computer Science 2023-07-25 Suyoun Kim , Akshat Shrivastava , Duc Le , Ju Lin , Ozlem Kalinli , Michael L. Seltzer

End-to-end (E2E) spoken language understanding (SLU) systems can infer the semantics of a spoken utterance directly from an audio signal. However, training an E2E system remains a challenge, largely due to the scarcity of paired…

Audio and Speech Processing · Electrical Eng. & Systems 2021-04-16 Bhuvan Agrawal , Markus Müller , Martin Radfar , Samridhi Choudhary , Athanasios Mouchtaris , Siegfried Kunzmann

End-to-end (E2E) models, which directly predict output character sequences given input speech, are good candidates for on-device speech recognition. E2E models, however, present numerous challenges: In order to be truly useful, such models…

This paper integrates a voice activity detection (VAD) function with end-to-end automatic speech recognition toward an online speech interface and transcribing very long audio recordings. We focus on connectionist temporal classification…

Audio and Speech Processing · Electrical Eng. & Systems 2020-03-16 Takenori Yoshimura , Tomoki Hayashi , Kazuya Takeda , Shinji Watanabe

The success of self-attention in NLP has led to recent applications in end-to-end encoder-decoder architectures for speech recognition. Separately, connectionist temporal classification (CTC) has matured as an alignment-free,…

Audio and Speech Processing · Electrical Eng. & Systems 2019-07-02 Julian Salazar , Katrin Kirchhoff , Zhiheng Huang

Spoken Language Understanding (SLU) is a critical speech recognition application and is often deployed on edge devices. Consequently, on-device processing plays a significant role in the practical implementation of SLU. This paper focuses…

Audio and Speech Processing · Electrical Eng. & Systems 2023-06-05 Yosuke Kashiwagi , Siddhant Arora , Hayato Futami , Jessica Huynh , Shih-Lun Wu , Yifan Peng , Brian Yan , Emiru Tsunoo , Shinji Watanabe

End-to-end (E2E) spoken language understanding (SLU) systems avoid an intermediate textual representation by mapping speech directly into intents with slot values. This approach requires considerable domain-specific training data. In…

Audio and Speech Processing · Electrical Eng. & Systems 2021-06-16 Pu Wang , Bagher BabaAli , Hugo Van hamme

A number of methods have been proposed for End-to-End Spoken Language Understanding (E2E-SLU) using pretrained models, however their evaluation often lacks multilingual setup and tasks that require prediction of lexical fillers, such as…

Computation and Language · Computer Science 2023-10-11 Pavel Denisov , Ngoc Thang Vu

In spoken language understanding (SLU), what the user says is converted to his/her intent. Recent work on end-to-end SLU has shown that accuracy can be improved via pre-training approaches. We revisit ideas presented by Lugosch et al. using…

Computation and Language · Computer Science 2022-04-08 Nick J. C. Wang , Lu Wang , Yandan Sun , Haimei Kang , Dejun Zhang

With the advent of conversational assistants, like Amazon Alexa, Google Now, etc., dialogue systems are gaining a lot of traction, especially in industrial setting. These systems typically consist of Spoken Language understanding component…

Computation and Language · Computer Science 2019-07-19 Arshit Gupta , John Hewitt , Katrin Kirchhoff

Recent studies have made some progress in refining end-to-end (E2E) speech recognition encoders by applying Connectionist Temporal Classification (CTC) loss to enhance named entity recognition within transcriptions. However, these methods…

Audio and Speech Processing · Electrical Eng. & Systems 2023-12-12 Karan Singla , Shahab Jalalvand , Yeon-Jun Kim , Antonio Moreno Daniel , Srinivas Bangalore , Andrej Ljolje , Ben Stern

End-to-end architectures have been recently proposed for spoken language understanding (SLU) and semantic parsing. Based on a large amount of data, those models learn jointly acoustic and linguistic-sequential features. Such architectures…

Computation and Language · Computer Science 2020-02-17 Marco Dinarelli , Nikita Kapoor , Bassam Jabaian , Laurent Besacier

Spoken Language Understanding (SLU) is the problem of extracting the meaning from speech utterances. It is typically addressed as a two-step problem, where an Automatic Speech Recognition (ASR) model is employed to convert speech into text,…

Audio and Speech Processing · Electrical Eng. & Systems 2020-05-04 Elisavet Palogiannidi , Ioannis Gkinis , George Mastrapas , Petr Mizera , Themos Stafylakis

Recent advances in deep learning show that end-to-end speech to text translation model is a promising approach to direct the speech translation field. In this work, we provide an overview of different end-to-end architectures, as well as…

Computation and Language · Computer Science 2019-11-21 Parnia Bahar , Tobias Bieschke , Hermann Ney

Transformer networks and self-supervised pre-training have consistently delivered state-of-art results in the field of natural language processing (NLP); however, their merits in the field of spoken language understanding (SLU) still need…

Computation and Language · Computer Science 2020-11-18 Edmilson Morais , Hong-Kwang J. Kuo , Samuel Thomas , Zoltan Tuske , Brian Kingsbury

Recently, deep end-to-end learning has been studied for intent classification in Spoken Language Understanding (SLU). However, end-to-end models require a large amount of speech data with intent labels, and highly optimized models are…

Computation and Language · Computer Science 2024-05-27 Suyoung Kim , Jiyeon Hwang , Ho-Young Jung

Spoken Language Understanding (SLU), a core component of the task-oriented dialogue system, expects a shorter inference latency due to the impatience of humans. Non-autoregressive SLU models clearly increase the inference speed but suffer…

Computation and Language · Computer Science 2021-08-17 Lizhi Cheng , Weijia Jia , Wenmian Yang