Dr. Photchanan Ratanajaipan



  • PhD (Information Technology), Shinawatra University, Thailand
  • MSc (Computer Science), Asian Institute of Technology, Thailand
  • BSc (Computer Science), Thammasat University, Thailand

Research Areas

  • Knowledge Representation, Ontology Engineering, Metadata Interoperability, Semantic Web
  • Business Intelligence, Data Mining

Current Research Projects


  • Sirisup Laohakiat, Photchanan Ratanajaipan, Krissada Chalermsook, Leenhapat Navaravong, Rachanee Ungrangsi, Aekavute Sujarae and Krissada Maleewong: Temporal Analysis of Twitter Response and Performance Evaluation of Twitter Channels using Capacitor Charging Model, Recent advances in information and Communication Technology, Vol. 769, 2018.
  • Sirisup Laohakiat, Photchanan Ratanajaipan, Leenhapat Navaravong, Rachanee Ungransi, and Krissada Maleewong, A fuzzy density-based incremental clustering algorithm, Proceedings of the 15th international joint conference on computer science and software engineering (JCSSE2018), 2018.
  • Myint, L., Laohakiat, S., Ratanajaipan, P., Jienmongkol, S., Mei, Y. and Tantaswadi, P. (2018). Track Mis-registration Estimation based on a GPR Target’s Coefficients for BPMR System. The proceedings of the 33rd International Technical Conference on Circuits / Systems, Computers and Communications (ITC-CSCC 2018), Bangkok, Thailand.
  • Ratanajaipan, P. and Anutariya, C. (2013). Interoperable Metadata Application Profile Framework (IMAP). Journal of Convergence Information Technology, AICIT, ISSN: 1975-9320.
  • Ratanajaipan, P., Nantajeewarawat, E., & Wuwongse, V. (2007). OWL/XDD application profiles. IEICE Transactions on Information and Systems, 1611-1620.
  • Ratanajaipan, P., Nantajeewarawat, E., & Wuwongse, a. V. (2006). Representing and reasoning with application profiles based on OWL and OWL/XDD. Proceedings of the 1st Asian Semantic Web Conference, (pp. 256-262). Beijing, China.


  • Telephone: Main Campus: +66 (0) 2-650-6011 Ext. 6526,  Bangkok Building: +66 (0) 2-599-0000 Ext. 1545