Few-shot Continual Relation Extraction via Open Information Extraction

Fuente: arXiv
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Main Authors: Nguyen, Thiem, Nguyen, Anh, Tran, Quyen, Vu, Tu, Nguyen, Diep, Ngo, Linh, Nguyen, Thien
Format: Preprint
Published: 2025
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author Nguyen, Thiem
Nguyen, Anh
Tran, Quyen
Vu, Tu
Nguyen, Diep
Ngo, Linh
Nguyen, Thien
author_facet Nguyen, Thiem
Nguyen, Anh
Tran, Quyen
Vu, Tu
Nguyen, Diep
Ngo, Linh
Nguyen, Thien
contents Typically, Few-shot Continual Relation Extraction (FCRE) models must balance retaining prior knowledge while adapting to new tasks with extremely limited data. However, real-world scenarios may also involve unseen or undetermined relations that existing methods still struggle to handle. To address these challenges, we propose a novel approach that leverages the Open Information Extraction concept of Knowledge Graph Construction (KGC). Our method not only exposes models to all possible pairs of relations, including determined and undetermined labels not available in the training set, but also enriches model knowledge with diverse relation descriptions, thereby enhancing knowledge retention and adaptability in this challenging scenario. In the perspective of KGC, this is the first work explored in the setting of Continual Learning, allowing efficient expansion of the graph as the data evolves. Experimental results demonstrate our superior performance compared to other state-of-the-art FCRE baselines, as well as the efficiency in handling dynamic graph construction in this setting.
format Preprint
id arxiv_https___arxiv_org_abs_2502_16648
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle Few-shot Continual Relation Extraction via Open Information Extraction
Nguyen, Thiem
Nguyen, Anh
Tran, Quyen
Vu, Tu
Nguyen, Diep
Ngo, Linh
Nguyen, Thien
Machine Learning
Artificial Intelligence
Computation and Language
Information Retrieval
Typically, Few-shot Continual Relation Extraction (FCRE) models must balance retaining prior knowledge while adapting to new tasks with extremely limited data. However, real-world scenarios may also involve unseen or undetermined relations that existing methods still struggle to handle. To address these challenges, we propose a novel approach that leverages the Open Information Extraction concept of Knowledge Graph Construction (KGC). Our method not only exposes models to all possible pairs of relations, including determined and undetermined labels not available in the training set, but also enriches model knowledge with diverse relation descriptions, thereby enhancing knowledge retention and adaptability in this challenging scenario. In the perspective of KGC, this is the first work explored in the setting of Continual Learning, allowing efficient expansion of the graph as the data evolves. Experimental results demonstrate our superior performance compared to other state-of-the-art FCRE baselines, as well as the efficiency in handling dynamic graph construction in this setting.
title Few-shot Continual Relation Extraction via Open Information Extraction
topic Machine Learning
Artificial Intelligence
Computation and Language
Information Retrieval
url https://arxiv.org/abs/2502.16648