Fast text categorization based on a novel class space model

  • Authors:
  • Yingfan Gao;Runbo Ma;Yushu Liu

  • Affiliations:
  • School of Computer Science & Technology, Beijing Institute of Technology, Beijing, P.R. China;College of Physics and Electronics, Shanxi University, Taiyuan, P.R. China;School of Computer Science & Technology, Beijing Institute of Technology, Beijing, P.R. China

  • Venue:
  • MICAI'06 Proceedings of the 5th Mexican international conference on Artificial Intelligence
  • Year:
  • 2006

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Abstract

Automatic categorization has been shown to be an accurate alternative to manual categorization in which documents are processed and automatically assigned to pre-defined categories. The accuracy of different methods for categorization has been studied largely, but their efficiency has seldom been mentioned. Aiming to maintain effectiveness while improving efficiency, we proposed a fast algorithm for text categorization and a compressed document vector representation method based on a novel class space model. The experiments proved our methods have better efficiency and tolerable effectiveness.