Abstract
This paper describes a schema that enriches Abstract Meaning Representation (AMR) in order to provide a semantic representation for facilitating Natural Language Understanding (NLU) in dialogue systems. AMR offers a valuable level of abstraction of the propositional content of an utterance; however, it does not capture the illocutionary force or speaker's intended contribution in the broader dialogue context (e.g., make a request or ask a question), nor does it capture tense or aspect. We explore dialogue in the domain of human-robot interaction, where a conversational robot is engaged in search and navigation tasks with a human partner. To address the limitations of standard AMR, we develop an inventory of speech acts suitable for our domain, and present “Dialogue-AMR”, an enhanced AMR that represents not only the content of an utterance, but the illocutionary force behind it, as well as tense and aspect. To showcase the coverage of the schema, we use both manual and automatic methods to construct the “DialAMR” corpus-a corpus of human-robot dialogue annotated with standard AMR and our enriched Dialogue-AMR schema. Our automated methods can be used to incorporate AMR into a larger NLU pipeline supporting human-robot dialogue.
| Original language | English |
|---|---|
| Title of host publication | Proceedings of the Twelfth Language Resources and Evaluation Conference |
| Editors | Nicoletta Calzolari, Frederic Bechet, Philippe Blache, Khalid Choukri, Christopher Cieri, Thierry Declerck, Sara Goggi, Hitoshi Isahara, Bente Maegaard, Joseph Mariani, Helene Mazo, Asuncion Moreno, Jan Odijk, Stelios Piperidis |
| Publisher | European Language Resources Association (ELRA) |
| Pages | 684-695 |
| Number of pages | 12 |
| ISBN (Electronic) | 9791095546344 |
| Publication status | Published - 2020 |
| Externally published | Yes |
| Event | 12th International Conference on Language Resources and Evaluation, LREC 2020 - Marseille, France Duration: 11 May 2020 → 16 May 2020 |
Conference
| Conference | 12th International Conference on Language Resources and Evaluation, LREC 2020 |
|---|---|
| Country/Territory | France |
| City | Marseille |
| Period | 11/05/20 → 16/05/20 |
Bibliographical note
© European Language Resources Association (ELRA), licensed under CC-BY-NCFunding
We are grateful to anonymous reviewersfor their feedback. The third author was sponsored by the U.S. Army Research Laboratory (ARL) under the AdvancedResearch Technology, Inc. contract number W911QX-18-F-0096; the seventh and eighth authors were sponsored by ARL under contract number W911NF-14-D-0005.
| Funders | Funder number |
|---|---|
| Advanced Research Technology, Inc. | |
| AdvancedResearch Technology, Inc. | W911QX-18-F-0096, W911NF-14-D-0005 |
| Association of Research Libraries | |
| Army Research Laboratory |
UN SDGs
This output contributes to the following UN Sustainable Development Goals (SDGs)
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SDG 16 Peace, Justice and Strong Institutions
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