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Automatic Speech Recognition (ASR) systems have been evolving quickly and reaching human parity in certain cases. The systems usually perform pretty well on reading style and clean speech, however, most of the available systems suffer from…

Computation and Language · Computer Science 2019-10-15 Quang Minh Nguyen , Thai Binh Nguyen , Ngoc Phuong Pham , The Loc Nguyen

A Dialogue State Tracker (DST) is a key component in a dialogue system aiming at estimating the beliefs of possible user goals at each dialogue turn. Most of the current DST trackers make use of recurrent neural networks and are based on…

Computation and Language · Computer Science 2019-10-23 Vevake Balaraman , Bernardo Magnini

This paper describes our approach in DSTC 8 Track 4: Schema-Guided Dialogue State Tracking. The goal of this task is to predict the intents and slots in each user turn to complete the dialogue state tracking (DST) based on the information…

Computation and Language · Computer Science 2020-02-04 Yue Ma , Zengfeng Zeng , Dawei Zhu , Xuan Li , Yiying Yang , Xiaoyuan Yao , Kaijie Zhou , Jianping Shen

Dialogue state tracking (DST) is a key component of task-oriented dialogue systems. DST estimates the user's goal at each user turn given the interaction until then. State of the art approaches for state tracking rely on deep learning…

Computation and Language · Computer Science 2018-01-03 Abhinav Rastogi , Dilek Hakkani-Tur , Larry Heck

Dialogue state tracking plays a crucial role in extracting information in task-oriented dialogue systems. However, preceding research are limited to textual modalities, primarily due to the shortage of authentic human audio datasets. We…

Sound · Computer Science 2023-12-05 Jihyun Lee , Yejin Jeon , Wonjun Lee , Yunsu Kim , Gary Geunbae Lee

Task-oriented dialogue (TOD) systems are required to identify key information from conversations for the completion of given tasks. Such information is conventionally specified in terms of intents and slots contained in task-specific…

Computation and Language · Computer Science 2022-01-25 Jeffrey Zhao , Raghav Gupta , Yuan Cao , Dian Yu , Mingqiu Wang , Harrison Lee , Abhinav Rastogi , Izhak Shafran , Yonghui Wu

The primary purpose of dialogue state tracking (DST), a critical component of an end-to-end conversational system, is to build a model that responds well to real-world situations. Although we often change our minds from time to time during…

Computation and Language · Computer Science 2022-10-13 Takyoung Kim , Yukyung Lee , Hoonsang Yoon , Pilsung Kang , Junseong Bang , Misuk Kim

Dialog State Tracking (DST) is one of the most crucial modules for goal-oriented dialogue systems. In this paper, we introduce FastSGT (Fast Schema Guided Tracker), a fast and robust BERT-based model for state tracking in goal-oriented…

Machine Learning · Computer Science 2020-08-31 Vahid Noroozi , Yang Zhang , Evelina Bakhturina , Tomasz Kornuta

A Dialogue State Tracker is a key component in dialogue systems which estimates the beliefs of possible user goals at each dialogue turn. Deep learning approaches using recurrent neural networks have shown state-of-the-art performance for…

Computation and Language · Computer Science 2019-11-04 Vevake Balaraman , Bernardo Magnini

Large language models (LLMs) have demonstrated remarkable performance in zero-shot dialogue state tracking (DST), reducing the need for task-specific training. However, conventional DST benchmarks primarily focus on structured user-agent…

Computation and Language · Computer Science 2025-06-13 Sangmin Song , Juhwan Choi , JungMin Yun , YoungBin Kim

In Task-Oriented Dialogue (TOD) systems, correctly updating the system's understanding of the user's needs is key to a smooth interaction. Traditionally TOD systems are composed of several modules that interact with one another. While each…

Computation and Language · Computer Science 2023-11-21 Lucas Druart , Léo Jacqmin , Benoît Favre , Lina Maria Rojas-Barahona , Valentin Vielzeuf

The Dialog State Tracking Challenge 4 (DSTC 4) differentiates itself from the previous three editions as follows: the number of slot-value pairs present in the ontology is much larger, no spoken language understanding output is given, and…

Computation and Language · Computer Science 2016-05-10 Franck Dernoncourt , Ji Young Lee , Trung H. Bui , Hung H. Bui

Recent works in dialogue state tracking (DST) focus on an open vocabulary-based setting to resolve scalability and generalization issues of the predefined ontology-based approaches. However, they are inefficient in that they predict the…

Computation and Language · Computer Science 2020-05-05 Sungdong Kim , Sohee Yang , Gyuwan Kim , Sang-Woo Lee

Dialogue State Tracking (DST), a crucial component of task-oriented dialogue (ToD) systems, keeps track of all important information pertaining to dialogue history: filling slots with the most probable values throughout the conversation.…

Computation and Language · Computer Science 2023-02-28 Han Zhou , Ignacio Iacobacci , Pasquale Minervini

Dialogue State Tracking (DST) is of paramount importance in ensuring accurate tracking of user goals and system actions within task-oriented dialogue systems. The emergence of large language models (LLMs) such as GPT3 and ChatGPT has…

Computation and Language · Computer Science 2023-10-24 Yujie Feng , Zexin Lu , Bo Liu , Liming Zhan , Xiao-Ming Wu

Goal-oriented chatbots are essential for automating user tasks, such as booking flights or making restaurant reservations. A key component of these systems is Dialogue State Tracking (DST), which interprets user intent and maintains the…

Computation and Language · Computer Science 2025-03-28 Sejin Lee , Dongha Kim , Min Song

Zero-shot Dialogue State Tracking (DST) addresses the challenge of acquiring and annotating task-oriented dialogues, which can be time-consuming and costly. However, DST extends beyond simple slot-filling and requires effective updating…

Computation and Language · Computer Science 2023-11-28 Yuxiang Wu , Guanting Dong , Weiran Xu

Dialogue state tracking (DST) is at the heart of task-oriented dialogue systems. However, the scarcity of labeled data is an obstacle to building accurate and robust state tracking systems that work across a variety of domains. Existing…

Computation and Language · Computer Science 2020-04-14 Shuyang Gao , Sanchit Agarwal , Tagyoung Chung , Di Jin , Dilek Hakkani-Tur

In task-oriented multi-turn dialogue systems, dialogue state refers to a compact representation of the user goal in the context of dialogue history. Dialogue state tracking (DST) is to estimate the dialogue state at each turn. Due to the…

Computation and Language · Computer Science 2020-09-23 Zhi Chen , Lu Chen , Yanbin Zhao , Su Zhu , Kai Yu

Recent advancements in spoken dialogue models, exemplified by systems like GPT-4o, have captured significant attention in the speech domain. Compared to traditional three-tier cascaded spoken dialogue models that comprise speech recognition…