English
Related papers

Related papers: LUNA: Learning Slot-Turn Alignment for Dialogue St…

200 papers

Tracking dialogue states to better interpret user goals and feed downstream policy learning is a bottleneck in dialogue management. Common practice has been to treat it as a problem of classifying dialogue content into a set of pre-defined…

Artificial Intelligence · Computer Science 2020-06-04 Lizi Liao , Yunshan Ma , Wenqiang Lei , Tat-Seng Chua

Scalability for handling unknown slot values is a important problem in dialogue state tracking (DST). As far as we know, previous scalable DST approaches generally rely on either the candidate generation from slot tagging output or the span…

Computation and Language · Computer Science 2021-06-18 Puhai Yang , Heyan Huang , Xianling Mao

In task-oriented dialogue systems the dialogue state tracker (DST) component is responsible for predicting the state of the dialogue based on the dialogue history. Current DST approaches rely on a predefined domain ontology, a fact that…

Computation and Language · Computer Science 2020-01-22 Vevake Balaraman , Bernardo Magnini

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) aims to record user queries and goals during a conversational interaction achieved by maintaining a predefined set of slots and their corresponding values. Current approaches decide slot values opaquely, while…

Computation and Language · Computer Science 2024-03-12 Lin Xu , Ningxin Peng , Daquan Zhou , See-Kiong Ng , Jinlan Fu

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

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 core component in task-oriented dialog systems. Existing approaches for DST mainly fall into one of two categories, namely, ontology-based and ontology-free methods. An ontology-based method selects a value…

Computation and Language · Computer Science 2020-10-29 Jian-Guo Zhang , Kazuma Hashimoto , Chien-Sheng Wu , Yao Wan , Philip S. Yu , Richard Socher , Caiming Xiong

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

Dialogue State Tracking (DST) is crucial for understanding user needs and executing appropriate system actions in task-oriented dialogues. Majority of existing DST methods are designed to work within predefined ontologies and assume the…

Computation and Language · Computer Science 2025-03-11 Abdulfattah Safa , Gözde Gül Şahin

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

Tracking the state of the conversation is a central component in task-oriented spoken dialogue systems. One such approach for tracking the dialogue state is slot carryover, where a model makes a binary decision if a slot from the context is…

Computation and Language · Computer Science 2019-06-05 Tongfei Chen , Chetan Naik , Hua He , Pushpendre Rastogi , Lambert Mathias

Dialogue state tracking (DST) plays an important role in task-oriented dialogue systems. However, collecting a large amount of turn-by-turn annotated dialogue data is costly and inefficient. In this paper, we propose a novel turn-level…

Computation and Language · Computer Science 2023-10-24 Zihan Zhang , Meng Fang , Fanghua Ye , Ling Chen , Mohammad-Reza Namazi-Rad

In this work, we approach spoken Dialogue State Tracking (DST) by bridging the representation spaces of speech encoders and LLMs via a small connector module, with a focus on fully open-sourced and open-data components (WavLM-large, OLMo).…

Audio and Speech Processing · Electrical Eng. & Systems 2025-06-11 Šimon Sedláček , Bolaji Yusuf , Ján Švec , Pradyoth Hegde , Santosh Kesiraju , Oldřich Plchot , Jan Černocký

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

The performance of task-oriented dialogue models is strongly tied to how well they track dialogue states, which records and updates user information across multi-turn interactions. However, current multi-domain DST encounters two key…

Computation and Language · Computer Science 2026-03-12 Haoxiang Su , Ruiyu Fang , Liting Jiang , Xiaomeng Huang , Shuangyong Song

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

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

Dialogue state tracking is the core part of a spoken dialogue system. It estimates the beliefs of possible user's goals at every dialogue turn. However, for most current approaches, it's difficult to scale to large dialogue domains. They…

Computation and Language · Computer Science 2018-10-24 Liliang Ren , Kaige Xie , Lu Chen , Kai Yu

Dialogue State Tracking (DST), which is the process of inferring user goals by estimating belief states given the dialogue history, plays a critical role in task-oriented dialogue systems. A coreference phenomenon observed in multi-turn…

Computation and Language · Computer Science 2021-06-17 Ting Han , Chongxuan Huang , Wei Peng