Experimental Comparison between Neural-Symbolic Question-Answering Methods

Hieu Hoang, Triet Nguyen, Nguyen Ho, Dung A. Tran, Van Long Ho, Hien D. Nguyen*

*Corresponding author for this work

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Abstract

This paper presents an experimental comparison and analysis between two representative methods for neural-symbolic question-answering: the Complex Query Decomposition (CQD) method and the Graph Neural Network Question Embedding (GNN-QE) method. Starting with large and complex queries, CQD breaks down the large query into shorter and simpler sub-queries, thus decomposing the initial query into more manageable components. On the other hand, GNN-QE is a recent architecture for neural-symbolic question-answering that uses graph neural networks to encrypt question structures. GNN-QE portrays questions as graphs to capture the innate links between different question elements, allowing for more complex and comprehensive reasoning. This paper examined the main characteristics of CQD and GNN-QE methods and analyse their advantages and drawbacks towards question-answering problem through popular performance metrics, such as MRR and Hits@K. The results show how each method handles complex queries through the use of symbolic and neural representations, and how well it can produce precise and insightful responses.

Original languageEnglish
Title of host publication15th International Conference on Knowledge and Systems Engineering, KSE 2023 - Proceedings
EditorsHuynh Thi Thanh Binh, Van Thuc Hoang, Le Minh Nguyen, Sy Vinh Le, Thi Dao Vu, Duy Trung Pham
PublisherIEEE (Institute of Electrical and Electronics Engineers)
Publication date2023
Article number10299450
ISBN (Electronic)9798350329742
DOIs
Publication statusPublished - 2023
Event15th International Conference on Knowledge and Systems Engineering, KSE 2023 - Virtual, Online, Viet Nam
Duration: 18 Oct 202320 Oct 2023

Conference

Conference15th International Conference on Knowledge and Systems Engineering, KSE 2023
Country/TerritoryViet Nam
CityVirtual, Online
Period18/10/202320/10/2023
SponsorIntelligent Integration (INT2), Secure Metric Technology and Partner Key Factor, Vietnam National Cyber Security Technology Corporation (NCS), Vingroup Innovation Foundation (VINIF)
SeriesInternational Conference on Knowledge and Systems Engineering (KSE)
ISSN2694-4804

Bibliographical note

Publisher Copyright:
© 2023 IEEE.

Keywords

  • Complex Query Decomposition
  • GNN-QE
  • Graph Neural Networks
  • Neural Networks
  • Neural Symbolic
  • Question Answering
  • Symbolic Reasoning

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