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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) 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

While communicating with a user, a task-oriented dialogue system has to track the user's needs at each turn according to the conversation history. This process called dialogue state tracking (DST) is crucial because it directly informs the…

Computation and Language · Computer Science 2022-08-01 Léo Jacqmin , Lina M. Rojas-Barahona , Benoit Favre

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

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

Dialogue state tracking (DST) plays an essential role in task-oriented dialogue systems. However, user's input may contain implicit information, posing significant challenges for DST tasks. Additionally, DST data includes complex…

Computation and Language · Computer Science 2024-12-05 Zihao Yi , Zhe Xu , Ying Shen

Recent research on dialogue state tracking (DST) focuses on methods that allow few- and zero-shot transfer to new domains or schemas. However, performance gains heavily depend on aggressive data augmentation and fine-tuning of ever larger…

Task oriented dialog agents provide a natural language interface for users to complete their goal. Dialog State Tracking (DST), which is often a core component of these systems, tracks the system's understanding of the user's goal…

Computation and Language · Computer Science 2020-02-21 Adarsh Kumar , Peter Ku , Anuj Kumar Goyal , Angeliki Metallinou , Dilek Hakkani-Tur

Dialogue state tracking (DST) is an essential sub-task for task-oriented dialogue systems. Recent work has focused on deep neural models for DST. However, the neural models require a large dataset for training. Furthermore, applying them to…

Computation and Language · Computer Science 2022-10-06 Hyunmin Jeon , Gary Geunbae Lee

Existing approaches to Dialogue State Tracking (DST) rely on turn level dialogue state annotations, which are expensive to acquire in large scale. In call centers, for tasks like managing bookings or subscriptions, the user goal can be…

Computation and Language · Computer Science 2021-01-29 Shuailong Liang , Lahari Poddar , Gyuri Szarvas

Dialog State Tracking (DST), an integral part of modern dialog systems, aims to track user preferences and constraints (slots) in task-oriented dialogs. In real-world settings with constantly changing services, DST systems must generalize…

Computation and Language · Computer Science 2021-01-22 Shuyang Li , Jin Cao , Mukund Sridhar , Henghui Zhu , Shang-Wen Li , Wael Hamza , Julian McAuley

Dialog state tracking (DST) is a crucial component in a task-oriented dialog system for conversational information access. A common practice in current dialog systems is to define the dialog state by a set of slot-value pairs. Such…

Computation and Language · Computer Science 2018-11-06 Yinpei Dai , Zhijian Ou , Dawei Ren , Pengfei Yu

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

Dialogue state tracking (DST) module is an important component for task-oriented dialog systems to understand users' goals and needs. Collecting dialogue state labels including slots and values can be costly, especially with the wide…

Computation and Language · Computer Science 2023-01-27 Yuting Yang , Wenqiang Lei , Pei Huang , Juan Cao , Jintao Li , Tat-Seng Chua

Sequence-to-sequence state-of-the-art systems for dialogue state tracking (DST) use the full dialogue history as input, represent the current state as a list with all the slots, and generate the entire state from scratch at each dialogue…

Computation and Language · Computer Science 2024-10-17 Pietro Lesci , Yoshinari Fujinuma , Momchil Hardalov , Chao Shang , Yassine Benajiba , Lluis Marquez

We consider a new perspective on dialog state tracking (DST), the task of estimating a user's goal through the course of a dialog. By formulating DST as a semantic parsing task over hierarchical representations, we can incorporate semantic…

Dialogue state tracking (DST) is a crucial module in dialogue management. It is usually cast as a supervised training problem, which is not convenient for on-line optimization. In this paper, a novel companion teaching based deep…

Computation and Language · Computer Science 2020-09-23 Zhi Chen , Lu Chen , Xiang Zhou , Kai Yu

Task-oriented conversational systems often use dialogue state tracking to represent the user's intentions, which involves filling in values of pre-defined slots. Many approaches have been proposed, often using task-specific architectures…

Computation and Language · Computer Science 2021-09-17 Chia-Hsuan Lee , Hao Cheng , Mari Ostendorf

Dialog state tracking (DST) suffers from severe data sparsity. While many natural language processing (NLP) tasks benefit from transfer learning and multi-task learning, in dialog these methods are limited by the amount of available data…

Computation and Language · Computer Science 2020-11-19 Michael Heck , Carel van Niekerk , Nurul Lubis , Christian Geishauser , Hsien-Chin Lin , Marco Moresi , Milica Gašić

Existing dialogue state tracking (DST) models require plenty of labeled data. However, collecting high-quality labels is costly, especially when the number of domains increases. In this paper, we address a practical DST problem that is…

Computation and Language · Computer Science 2020-10-28 Chien-Sheng Wu , Steven Hoi , Caiming Xiong