Poincaré Embeddings in the Task of Named Entity Recognition

David Muñoz, Fernando Pérez, David Pinto

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

Hyperbolic embeddings have become important in many natural language processing tasks due to their great ability to capture latent hierarchical data and to encode valuable syntactic and semantic information. We study and consider the ability of Poincaré embeddings to get the most similar nodes to a given node when trying to recognize named entities in a set of text documents. In this paper, we propose a classifier model for the NER (Named Entity Recognition) task by implementing Poincaré embeddings and by using the most frequent n-grams and their Part-of-Speech (POS) structures from the training dataset. We found that POS structures and n-grams help to map possible named entities, while using Poincaré embeddings manage to affirm and refine this recognition, improving the recognition of named entities.

Original languageEnglish
Title of host publicationAdvances in Computational Intelligence - 19th Mexican International Conference on Artificial Intelligence, MICAI 2020, Proceedings
EditorsLourdes Martínez-Villaseñor, Hiram Ponce, Oscar Herrera-Alcántara, Félix A. Castro-Espinoza
PublisherSpringer Science and Business Media Deutschland GmbH
Pages193-204
Number of pages12
ISBN (Print)9783030608866
DOIs
Publication statusPublished - 2020
Event19th Mexican International Conference on Artificial Intelligence, MICAI 2020 - Mexico City, Mexico
Duration: 12 Oct 202017 Oct 2020

Publication series

NameLecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
Volume12469 LNAI
ISSN (Print)0302-9743
ISSN (Electronic)1611-3349

Conference

Conference19th Mexican International Conference on Artificial Intelligence, MICAI 2020
Country/TerritoryMexico
CityMexico City
Period12/10/2017/10/20

Keywords

  • N-grams
  • NER
  • Named entity recognition
  • Part-of-Speech
  • Poincaré embeddings

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