Spoken natural language dialog systems: a practical approach
Spoken natural language dialog systems: a practical approach
Maintaining knowledge about temporal intervals
Communications of the ACM
Spatial Cognition, An Interdisciplinary Approach to Representing and Processing Spatial Knowledge
Modelling Navigational Knowledge by Route Graphs
Spatial Cognition II, Integrating Abstract Theories, Empirical Studies, Formal Methods, and Practical Applications
Enabling technology for multilingual natural language generation: the KPML development environment
Natural Language Engineering
Conceptual spatial representations for indoor mobile robots
Robotics and Autonomous Systems
Deep-reasoning-centred dialogue
ENLG '07 Proceedings of the Eleventh European Workshop on Natural Language Generation
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This paper reports our work on qualitative reasoning based clarification dialogues in human-robot interaction on spatial navigation. To interpret humans' route instructions, a qualitative spatial model is introduced which represents the robot's beliefs in the application domain. Based on the qualitative spatial model, three tool-supported reasoning strategies are discussed which enable the robot to generate dialogues with differing degrees of clarification if knowledge mismatches or under-specifications in route instructions are detected. The influence of the reasoning strategies on human-robot dialogues is evaluated with an empirical study.