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B-Morpher: Automated Learning of Morphological Language Characteristics for Inflection and Morphological Analysis Cover

B-Morpher: Automated Learning of Morphological Language Characteristics for Inflection and Morphological Analysis

Open Access
|Nov 2022

Abstract

The automated induction of inflection rules is an important research area for computational linguistics. In this paper, we present a novel morphological rule induction model called B-Morpher that can be used for both inflection analysis and morphological analysis. The core element of the engine is a modified Bayes classifier in which class categories correspond to general string transformation rules. Beside the core classification module, the engine contains a neural network module and verification unit to improve classification accuracy. For the evaluation, beside the large Hungarian dataset the tests include smaller non-Hungarian datasets from the SIGMORPHON shared task pools. Our evaluation shows that the efficiency of B-Morpher is comparable with the best results, and it outperforms the state-of-theart base models for some languages. The proposed system can be characterized by not only high accuracy, but also short training time and small knowledge base size.

DOI: https://doi.org/10.2478/cait-2022-0042 | Journal eISSN: 1314-4081 | Journal ISSN: 1311-9702
Language: English
Page range: 111 - 128
Submitted on: Apr 1, 2022
Accepted on: Sep 16, 2022
Published on: Nov 10, 2022
Published by: Bulgarian Academy of Sciences, Institute of Information and Communication Technologies
In partnership with: Paradigm Publishing Services
Publication frequency: 4 issues per year

© 2022 László Kovács, Gábor Szabó, published by Bulgarian Academy of Sciences, Institute of Information and Communication Technologies
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.