Semantic representation and search techniques for document retrieval systems

  • Authors:
  • VanNhon Do;ThanhThuong T. Huynh;TruongAn PhamNguyen

  • Affiliations:
  • Computer Science Faculty, University of Information Technology, Vietnam National University, Ho Chi Minh City, Vietnam;Computer Science Faculty, University of Information Technology, Vietnam National University, Ho Chi Minh City, Vietnam;Computer Science Faculty, University of Information Technology, Vietnam National University, Ho Chi Minh City, Vietnam

  • Venue:
  • ACIIDS'13 Proceedings of the 5th Asian conference on Intelligent Information and Database Systems - Volume Part I
  • Year:
  • 2013

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Abstract

Nowadays, organizing a repository of documents and resources for learning on a special field as Information Technology, together with search techniques based on domain knowledge or document content is an urgent need in practice of teaching, learning and researching. There have been several works related to methods of organization and search by content. However, the results are still limited and insufficient to meet user's demand for semantic document retrieval. This paper presents a solution for the organization of a repository that supports semantic representation and processing in search. The proposed solution is a model that shows the integration of components such as an ontology describing domain knowledge, a database of document repository, semantic representation for documents and a file system; with problems, semantic processing techniques and advanced search techniques based on measuring semantic similarity. The solution is applied to build a document retrieval system in the field of Information Technology, with semantic search function serving students, teachers, and manager as well. The application has been implemented, tested at the University of Information Technology, Ho Chi Minh City, Vietnam and has achieved good results.