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Spoken Language Understanding (SLU) is one of the core components of a task-oriented dialogue system, which aims to extract the semantic meaning of user queries (e.g., intents and slots). In this work, we introduce OpenSLU, an open-source…

Computation and Language · Computer Science 2023-05-18 Libo Qin , Qiguang Chen , Xiao Xu , Yunlong Feng , Wanxiang Che

Spoken Language Understanding (SLU) aims to extract the semantics frame of user queries, which is a core component in a task-oriented dialog system. With the burst of deep neural networks and the evolution of pre-trained language models,…

Computation and Language · Computer Science 2021-05-11 Libo Qin , Tianbao Xie , Wanxiang Che , Ting Liu

End-to-end spoken language understanding (SLU) predicts intent directly from audio using a single model. It promises to improve the performance of assistant systems by leveraging acoustic information lost in the intermediate textual…

Spoken Language Understanding (SLU) aims to extract the semantic information from the speech utterance of user queries. It is a core component in a task-oriented dialogue system. With the spectacular progress of deep neural network models…

Computation and Language · Computer Science 2026-03-24 Haroun Elleuch , Salima Mdhaffar , Yannick Estève , Fethi Bougares

Spoken language understanding (SLU) tasks have been studied for many decades in the speech research community, but have not received as much attention as lower-level tasks like speech and speaker recognition. In particular, there are not…

Computation and Language · Computer Science 2023-06-19 Suwon Shon , Siddhant Arora , Chyi-Jiunn Lin , Ankita Pasad , Felix Wu , Roshan Sharma , Wei-Lun Wu , Hung-Yi Lee , Karen Livescu , Shinji Watanabe

As Automatic Speech Processing (ASR) systems are getting better, there is an increasing interest of using the ASR output to do downstream Natural Language Processing (NLP) tasks. However, there are few open source toolkits that can be used…

Spoken Language Understanding (SLU) is a task that aims to extract semantic information from spoken utterances. Previous research has made progress in end-to-end SLU by using paired speech-text data, such as pre-trained Automatic Speech…

Computation and Language · Computer Science 2023-07-11 Guan-Wei Wu , Guan-Ting Lin , Shang-Wen Li , Hung-yi Lee

Current researches on spoken language understanding (SLU) heavily are limited to a simple setting: the plain text-based SLU that takes the user utterance as input and generates its corresponding semantic frames (e.g., intent and slots).…

Computation and Language · Computer Science 2022-01-13 Xiao Xu , Libo Qin , Kaiji Chen , Guoxing Wu , Linlin Li , Wanxiang Che

Spoken Language Understanding (SLU) plays a crucial role in speech-centric multimedia applications, enabling machines to comprehend spoken language in scenarios such as meetings, interviews, and customer service interactions. SLU…

Audio and Speech Processing · Electrical Eng. & Systems 2025-07-18 Zhichao Sheng , Shilin Zhou , Chen Gong , Zhenghua Li

Spoken language understanding (SLU) is a structure prediction task in the field of speech. Recently, many works on SLU that treat it as a sequence-to-sequence task have achieved great success. However, This method is not suitable for…

Sound · Computer Science 2025-01-20 Jiliang Hu , Zuchao Li , Mengjia Shen , Haojun Ai , Sheng Li , Jun Zhang

In recent years, multi-agent frameworks powered by large language models (LLMs) have advanced rapidly. Despite this progress, there is still a notable absence of benchmark datasets specifically tailored to evaluate their performance. To…

Computation and Language · Computer Science 2025-04-28 Lei Shen , Xiaoyu Shen

Much recent work on Spoken Language Understanding (SLU) falls short in at least one of three ways: models were trained on oracle text input and neglected the Automatics Speech Recognition (ASR) outputs, models were trained to predict only…

Computation and Language · Computer Science 2020-11-13 Cheng-I Lai , Jin Cao , Sravan Bodapati , Shang-Wen Li

Spoken language understanding (SLU) topic has seen a lot of progress these last three years, with the emergence of end-to-end neural approaches. Spoken language understanding refers to natural language processing tasks related to semantic…

Computation and Language · Computer Science 2022-10-12 Sahar Ghannay , Antoine Caubrière , Salima Mdhaffar , Gaëlle Laperrière , Bassam Jabaian , Yannick Estève

We present Speech-MASSIVE, a multilingual Spoken Language Understanding (SLU) dataset comprising the speech counterpart for a portion of the MASSIVE textual corpus. Speech-MASSIVE covers 12 languages from different families and inherits…

Computation and Language · Computer Science 2024-08-08 Beomseok Lee , Ioan Calapodescu , Marco Gaido , Matteo Negri , Laurent Besacier

A major focus of recent research in spoken language understanding (SLU) has been on the end-to-end approach where a single model can predict intents directly from speech inputs without intermediate transcripts. However, this approach…

Computation and Language · Computer Science 2021-06-15 Sujeong Cha , Wangrui Hou , Hyun Jung , My Phung , Michael Picheny , Hong-Kwang Kuo , Samuel Thomas , Edmilson Morais

Learning intents and slot labels from user utterances is a fundamental step in all spoken language understanding (SLU) and dialog systems. State-of-the-art neural network based methods, after deployment, often suffer from performance…

Computation and Language · Computer Science 2018-09-19 Avik Ray , Yilin Shen , Hongxia Jin

Progress in speech processing has been facilitated by shared datasets and benchmarks. Historically these have focused on automatic speech recognition (ASR), speaker identification, or other lower-level tasks. Interest has been growing in…

Computation and Language · Computer Science 2022-08-01 Suwon Shon , Ankita Pasad , Felix Wu , Pablo Brusco , Yoav Artzi , Karen Livescu , Kyu J. Han

Spoken language understanding (SLU) systems extract both text transcripts and semantics associated with intents and slots from input speech utterances. SLU systems usually consist of (1) an automatic speech recognition (ASR) module, (2) an…

Computation and Language · Computer Science 2022-07-27 Anirudh Raju , Milind Rao , Gautam Tiwari , Pranav Dheram , Bryan Anderson , Zhe Zhang , Chul Lee , Bach Bui , Ariya Rastrow

Spoken Language Understanding (SLU), which aims to extract user semantics to execute downstream tasks, is a crucial component of task-oriented dialog systems. Existing SLU datasets generally lack sufficient diversity and complexity, and…

Computation and Language · Computer Science 2025-12-02 Yuezhang Peng , Chonghao Cai , Ziang Liu , Shuai Fan , Sheng Jiang , Hua Xu , Yuxin Liu , Qiguang Chen , Kele Xu , Yao Li , Sheng Wang , Libo Qin , Xie Chen

Language understanding in speech-based systems have attracted much attention in recent years with the growing demand for voice interface applications. However, the robustness of natural language understanding (NLU) systems to errors…

Computation and Language · Computer Science 2022-03-17 Lingyun Feng , Jianwei Yu , Deng Cai , Songxiang Liu , Haitao Zheng , Yan Wang
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