The Life Cycle of Knowledge in Big Language Models: A Survey

Fuente: arXiv
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Autores principales: Cao, Boxi, Lin, Hongyu, Han, Xianpei, Sun, Le
Formato: Preprint
Publicado: 2023
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author Cao, Boxi
Lin, Hongyu
Han, Xianpei
Sun, Le
author_facet Cao, Boxi
Lin, Hongyu
Han, Xianpei
Sun, Le
contents Knowledge plays a critical role in artificial intelligence. Recently, the extensive success of pre-trained language models (PLMs) has raised significant attention about how knowledge can be acquired, maintained, updated and used by language models. Despite the enormous amount of related studies, there still lacks a unified view of how knowledge circulates within language models throughout the learning, tuning, and application processes, which may prevent us from further understanding the connections between current progress or realizing existing limitations. In this survey, we revisit PLMs as knowledge-based systems by dividing the life circle of knowledge in PLMs into five critical periods, and investigating how knowledge circulates when it is built, maintained and used. To this end, we systematically review existing studies of each period of the knowledge life cycle, summarize the main challenges and current limitations, and discuss future directions.
format Preprint
id arxiv_https___arxiv_org_abs_2303_07616
institution arXiv
publishDate 2023
record_format arxiv
spellingShingle The Life Cycle of Knowledge in Big Language Models: A Survey
Cao, Boxi
Lin, Hongyu
Han, Xianpei
Sun, Le
Computation and Language
Knowledge plays a critical role in artificial intelligence. Recently, the extensive success of pre-trained language models (PLMs) has raised significant attention about how knowledge can be acquired, maintained, updated and used by language models. Despite the enormous amount of related studies, there still lacks a unified view of how knowledge circulates within language models throughout the learning, tuning, and application processes, which may prevent us from further understanding the connections between current progress or realizing existing limitations. In this survey, we revisit PLMs as knowledge-based systems by dividing the life circle of knowledge in PLMs into five critical periods, and investigating how knowledge circulates when it is built, maintained and used. To this end, we systematically review existing studies of each period of the knowledge life cycle, summarize the main challenges and current limitations, and discuss future directions.
title The Life Cycle of Knowledge in Big Language Models: A Survey
topic Computation and Language
url https://arxiv.org/abs/2303.07616