Detecting Age-Related Linguistic Patterns in Dialogue: Toward Adaptive Conversational Systems

Lennert Jansen, Arabella Sinclair, Margot J van der Goot, Raquel Fernández, Sandro Pezzelle

Research output: Chapter in Book/Report/Conference proceedingPublished conference contribution

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Abstract

This work explores an important dimension of variation in the language used by dialogue participants: their age. While previous work showed differences at various linguistic levels between age groups when experimenting with written discourse data (e.g., blog posts), previous work on dialogue has largely been limited to acoustic information related to voice and prosody. Detecting fine-grained linguistic properties of human dialogues is of crucial importance for developing AI-based conversational systems which are able to adapt to their human interlocutors. We therefore investigate whether, and to what extent, current text-based NLP models can detect such linguistic differences, and what the features driving their predictions are. We show that models achieve a fairly good performance on age-group prediction, though the task appears to be more challenging compared to discourse. Through in-depth analysis of the best models’ errors and the most predictive cues, we show that, in dialogue, differences among age groups mostly concern stylistic and lexical choices. We believe these findings can inform future work on developing controlled generation models for adaptive conversational systems.
Original languageEnglish
Title of host publicationProceedings of the Eighth Italian Conference on Computational Linguistics CliC-it 2021
EditorsElisabetta Fersini, Marco Passarotti, Viviana Patti
Place of PublicationTorino
PublisherAccademia University Press
Pages184-190
Number of pages8
ISBN (Electronic)9791280136947
DOIs
Publication statusPublished - 20 Oct 2022
EventCLiC-it 2021 Italian Conference on Computational Linguistics 2021 - Milan, Italy
Duration: 29 Jun 20211 Jul 2021
https://clic2021.disco.unimib.it/

Publication series

NameCollana dell'Associazione Italiana di Linguistica Computazionale
PublisherAccademia University Press
ISSN (Electronic)2531-4548

Conference

ConferenceCLiC-it 2021 Italian Conference on Computational Linguistics 2021
Abbreviated titleCLiC-it 2021
Country/TerritoryItaly
CityMilan
Period29/06/211/07/21
Internet address

Bibliographical note

This work received funding from the University of Amsterdam’s Research Priority Area Human(e) AI and from the European Research Council (ERC) under the European Union’s Horizon 2020 research and innovation programme (grant agreement No. 819455).

Code and data available at: https://github.com/lennertjansen/detecting-age-in-dialogue

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