Tokenization Preference for Human and Machine Learning Model: An Annotation Study

Fuente: arXiv
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Autori principali: Hiraoka, Tatsuya, Iwakura, Tomoya
Natura: Preprint
Pubblicazione: 2023
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author Hiraoka, Tatsuya
Iwakura, Tomoya
author_facet Hiraoka, Tatsuya
Iwakura, Tomoya
contents Is preferred tokenization for humans also preferred for machine-learning (ML) models? This study examines the relations between preferred tokenization for humans (appropriateness and readability) and one for ML models (performance on an NLP task). The question texts of the Japanese commonsense question-answering dataset are tokenized with six different tokenizers, and the performances of human annotators and ML models were compared. Furthermore, we analyze relations among performance of answers by human and ML model, the appropriateness of tokenization for human, and response time to questions by human. This study provides a quantitative investigation result that shows that preferred tokenizations for humans and ML models are not necessarily always the same. The result also implies that existing methods using language models for tokenization could be a good compromise both for human and ML models.
format Preprint
id arxiv_https___arxiv_org_abs_2304_10813
institution arXiv
publishDate 2023
record_format arxiv
spellingShingle Tokenization Preference for Human and Machine Learning Model: An Annotation Study
Hiraoka, Tatsuya
Iwakura, Tomoya
Computation and Language
Is preferred tokenization for humans also preferred for machine-learning (ML) models? This study examines the relations between preferred tokenization for humans (appropriateness and readability) and one for ML models (performance on an NLP task). The question texts of the Japanese commonsense question-answering dataset are tokenized with six different tokenizers, and the performances of human annotators and ML models were compared. Furthermore, we analyze relations among performance of answers by human and ML model, the appropriateness of tokenization for human, and response time to questions by human. This study provides a quantitative investigation result that shows that preferred tokenizations for humans and ML models are not necessarily always the same. The result also implies that existing methods using language models for tokenization could be a good compromise both for human and ML models.
title Tokenization Preference for Human and Machine Learning Model: An Annotation Study
topic Computation and Language
url https://arxiv.org/abs/2304.10813