A survey on complex knowledge base question answering: Methods, challenges and solutions

• Main Authors: LAN, Yunshi, HE, Gaole, JIANG, Jinhao, JIANG, Jing, ZHAO, Wayne Xin, WEN, Ji-Rong
• Format: text
• Language: English
• Published: Institutional Knowledge at Singapore Management University 2021
• Subjects: Knowledge representation and reasoning; General Natural language processing; General; Databases and Information Systems
• Online Access: https://ink.library.smu.edu.sg/sis_research/6762; https://ink.library.smu.edu.sg/context/sis_research/article/7765/viewcontent/2105.11644.pdf
• Institution: Singapore Management University

Knowledge base question answering (KBQA) aims to answer a question over a knowledge base (KB). Recently, a large number of studies focus on semantically or syntactically complicated questions. In this paper, we elaborately summarize the typical challenges and solutions for complex KBQA. We begin wit...