SE-Prompt: Exploring Semantic Enhancement with Prompt Tuning for Relation Extraction

  • Cai Wang
  • , Dongyang Li
  • , Xiaofeng He*
  • *Corresponding author for this work

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

1 Scopus citations

Abstract

Compared to traditional supervised learning methods, utilizing prompt tuning for relation extraction tasks is a challenging endeavor in the real world. By inserting a template segment into the input, prompt tuning has proven effective for certain classification tasks. However, applying prompt tuning to relation extraction tasks, which involve mapping multiple words to a single label, poses challenges due to difficulties in precisely defining a template and mapping labels to the appropriate words. Prior approaches do not take full advantage of entities and have also overlooked the semantic connections between words in relation label. To address these limitations, we propose a semantic enhancement with prompt (SE-Prompt) which integrates entity and relation knowledge by incorporating two main contributions: semantic enhancement and subject-object relation refinement. These methods empower our model to effectively leverage relation labels and tap into the knowledge contained in pre-trained models. Our experiments on three datasets, under both fully supervised and low-resource settings demonstrate the effectiveness of our approach for relation extraction.

Original languageEnglish
Title of host publicationAdvanced Data Mining and Applications - 19th International Conference, ADMA 2023, Proceedings
EditorsXiaochun Yang, Bin Wang, Heru Suhartanto, Guoren Wang, Jing Jiang, Bing Li, Huaijie Zhu, Ningning Cui
PublisherSpringer Science and Business Media Deutschland GmbH
Pages109-122
Number of pages14
ISBN (Print)9783031466731
DOIs
StatePublished - 2023
Event19th International Conference on Advanced Data Mining and Applications, ADMA 2023 - Shenyang, China
Duration: 21 Aug 202323 Aug 2023

Publication series

NameLecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
Volume14179 LNAI
ISSN (Print)0302-9743
ISSN (Electronic)1611-3349

Conference

Conference19th International Conference on Advanced Data Mining and Applications, ADMA 2023
Country/TerritoryChina
CityShenyang
Period21/08/2323/08/23

Keywords

  • Entity Expansion
  • Prompt Tuning
  • Relation Extraction
  • Semantic Enhancement

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