3 citations · 12 across the 11 of their papers we have counts for
5 papers · 1 filter
A Graph-to-Text Approach to Knowledge-Grounded Response Generation in Human-Robot Interaction
Nicholas Thomas Walker, Stefan Ultes, Pierre Lison
Knowledge graphs are often used to represent structured information in a flexible and efficient manner, but their use in situated dialogue remains under-explored. This paper presen…
Retrieval-Augmented Neural Response Generation Using Logical Reasoning and Relevance Scoring
Nicholas Thomas Walker, Stefan Ultes, Pierre Lison
Constructing responses in task-oriented dialogue systems typically relies on information sources such the current dialogue state or external databases. This paper presents a novel…
Fostering User Engagement in the Critical Reflection of Arguments
Klaus Weber, Annalena Aicher, Wolfang Minker +2
A natural way to resolve different points of view and form opinions is through exchanging arguments and knowledge. Facing the vast amount of available information on the internet,…
System-Initiated Transitions from Chit-Chat to Task-Oriented Dialogues with Transition Info Extractor and Transition Sentence Generator
Ye Liu, Stefan Ultes, Wolfgang Minker +1
In this work, we study dialogue scenarios that start from chit-chat but eventually switch to task-related services, and investigate how a unified dialogue model, which can engage i…
Unified Conversational Models with System-Initiated Transitions between Chit-Chat and Task-Oriented Dialogues
Ye Liu, Stefan Ultes, Wolfgang Minker +1
Spoken dialogue systems (SDSs) have been separately developed under two different categories, task-oriented and chit-chat. The former focuses on achieving functional goals and the…