Multi-relation extraction via a global-local graph convolutional network

• Main Authors: CHENG, Harry, LIAO, Lizi, HU, Linmei, NIE, Liqiang
• Format: text
• Language: English
• Published: Institutional Knowledge at Singapore Management University 2022
• Subjects: Relation extraction; overlapping triplets; graph convolution; natural language processing; Artificial Intelligence and Robotics; Graphics and Human Computer Interfaces; OS and Networks
• Online Access: https://ink.library.smu.edu.sg/sis_research/7592
• Institution: Singapore Management University

Relation extraction (RE) extracts the semantic relations among entities in a sentence, which converts the unstructured text into structured and easy-to-understand information. Although RE has been studied over decades, it still faces two kinds of research challenges that are not well addressed thus...