Dr. Nalin Warnajith
Head of the Unit
Senior Lecturer (Grade II)
BSc (Kelaniya, SL), PgDip (IT)(Kelaniya, SL), PhD (JP)
BSc (Kelaniya, SL), PgDip (IT)(Kelaniya, SL), PhD (JP)
E-Learning Methodologies
Database Management Systems
Image Processing
Wireless Sensor Technology
Internet of Things
📅 One-to-One Meeting Appointments | 📅 Research Meeting Appoinments
Peer-Reviewed Journal Papers
Dahanayaka, D. D. G. L., Warnajith, N., Quarmal, S. B., & Ozawa, S. (2017). Renovation of research and education in South Asian countries by means of ICT. OUSL Journal, 12(2), 19–41.
Warnajith, N., Thang, N. C., Ozawa, S., & Minato, A. (2015). Mobile radiation measuring system using small Linux box and GPS sensor. International Journal of Modern Engineering Research, 5(2(V3)), 1–6.
Warnajith, N., Quarmal, S. B., Itaba, M., Minato, A., & Ozawa, S. (2012). Formation of knowledge sharing system for Asia-Pacific countries by using modern information techniques. International Journal of Computational Engineering Research, 2(7), 203–210.
Warnajith, N., Bandara, D., Quarmal, S. B., Itaba, M., Minato, A., & Ozawa, S. (2013). Computer analysis of photographic data of Sri Lankan early Brahmi inscriptions. IOSR Journal of Engineering, 3(1), 44–49.
Dahanayaka, D. D. G. L., Quarmal, S. B., Warnajith, N., Dassanayake, G., Tonooka, H., Minato, A., & Ozawa, S. (2015). Expansion of the remote sensing research on water environments of Asia through KISSEL server system. ICT for Development: Working Paper Series, 5(1), 54–63.
Anne Nisha, G., Warnajith, N., Tsuchida, H., & Minato, A. (2015). Wireless sensor network system for inclination measurement using spirit level. International Journal of Modern Engineering Research, 5(3(V3)), 16–23.
Lakesh, K. S. H. P., Dahanayaka, D. D. G. L., Anne Nisha, G., Warnajith, N., Tonooka, H., Minato, A., & Ozawa, S. (2014). Development of inexpensive multi-parameter sensors-based network system for water environment monitoring. International Journal of Environmental Sciences, 5(2).
Yang, M., Warnajith, N., Minato, A., & Ozawa, S. (2013). Development of perpendicular sensor for disaster prevention. Advanced Materials Research, 838–841, 2174–2178.
Quarmal, S. B., Kamal, M. K., Warnajith, N., Amin, M. R., Itaba, M., Minato, A., & Ozawa, S. (2013). Study of decision-making process using psychology-oriented artificial society model (Part 2): Analysis of decision-making process in Bangladesh regarding acceptance of nuclear power plants. International Journal of Computational Engineering Research, 3(1), 116–224.
Bandara, D., Warnajith, N., Minato, A., & Ozawa, S. (2012). Creation of precise alphabet fonts of early Brahmi script from photographic data of ancient Sri Lankan inscriptions. Canadian Journal on Artificial Intelligence, Machine Learning and Pattern Recognition, 3(3), 33–39.
Patu, E. T., Ualesi, A., Ualesi, K., Warnajith, N., Dahanayaka, D. D. G. L., Minato, A., Noguchi, H., & Ozawa, S. (2011). How to give support to e-learning system for students by the application of portable machines as mobile terminals. Journal of Interactive Learning Research, 23, 112–138.
International Conference Proceedings
Warnajith, N., Thang, N. C., Ozawa, S., & Minato, A. (2015, November). Portable network sensing system for radiation measurement. Research Conference of the Institute of Electrical Engineers of Tokyo Branch & Ibaraki Branch, Hitachi, Japan.
Warnajith, N., Bandara, D., Bandara, N., Minato, A., & Ozawa, S. (2015, June). Image processing approach for ancient Brahmi script analysis. 6th SSEASR International Conference, University of Kelaniya, Sri Lanka.
Warnajith, N., Minato, A., & Ozawa, S. (2015, May). Using KISSEL as a new direction of education and research on humanities studies. International Conference on Humanities (ICH 2015), University of Kelaniya, Sri Lanka.
Warnajith, N., Lakesh, S. H. P. K., Minato, A., & Ozawa, S. (2014, June). Inexpensive sensor network solution for environment monitoring. International Symposium on ICT for Environmental Sustainability, University of Kelaniya, Sri Lanka.
Warnajith, N., Bandara, D., Minato, A., & Ozawa, S. (2013, June). Image-based database approach to ancient Brahmi script analysis. VU’2013, Warsaw, Poland.
Warnajith, N., Dassanayake, G., Dahanayaka, D. D. G. L., Tonooka, H., Minato, A., Ozawa, S., & Perera, M. P. M. (2012, June). Prototype of e-learning management system for secondary schools in Sri Lanka. 11th International Conference on Information Technology Based Higher Education and Training (ITHET 2012), Istanbul, Turkey, 10.
Warnajith, N., Dassanayake, G., Dahanayaka, D. D. G. L., & Minato, A., & Ozawa, S. (2012, March). Approaches in multimedia-aided e-learning on KISSEL system. International Seminar on Sustainability Science and ICT (ISSSICT 2012), Ibaraki University, Japan, 7.
Warnajith, N., Dassanayake, G., Dahanayaka, D. D. G. L., Quarmal, S. B., Patu, V., Minato, A., & Ozawa, S. (2011, December). Effective data synchronization process based on KISSEL. 7th International Student Conference at Ibaraki University, Ibaraki, Japan, P-049.
Warnajith, K. N. S., Dassanayake, G., Dahanayaka, D. D. G. L., Minato, A., & Ozawa, S. (2010, November). Development of a data managing system in common with Moodle and XOOPS. 6th International Student Conference at Ibaraki University, Japan, 168–169.
Warnajith, N., & Dassanayaka, G. (2009, November). Proposal of digital library for education disaster management and sustainability science. 5th International Student Conference at Ibaraki University, Japan, 35–36.
Warnajith, N., Wijayawickrama, S., Dais, N. G. J., Dassanayaka, G., & Ozawa, S. (2008, November). The use of templates to manage online discussion forums. 4th International Student Conference at Ibaraki University, Japan, 264.
Itaba, M., Warnajith, N., Noguchi, H., Ozawa, S., & Murayama, S. (2015, November). Development of WBT that helps students understand effective digits in introductory physics experiments. ISICTD 2015, National University of Samoa, Apia.
Bandara, D., Warnajith, N., Minato, A., & Ozawa, S. (2014, June). Novel approach for analyzing Brahmi scripts. International Symposium on ICT for Environmental Sustainability, University of Kelaniya, Sri Lanka.
Bandara, D., Warnajith, N., Bandara, N., Minato, A., & Ozawa, S. (2013, August). New pathway to study early Brahmi letters. International Association for Asian Heritage Conference, Colombo, Sri Lanka.
Dassanayake, G., Warnajith, N., Dahanayaka, D. D. G. L., Tonooka, H., Minato, A., Ozawa, S., & Perera, M. P. M. (2012, June). The planning, implementation, and economics of the KISSEL e-learning server system. 11th International Conference on Information Technology Based Higher Education and Training (ITHET 2012), Istanbul, Turkey, 9–10.
Bandara, D., Warnajith, N., Minato, A., & Ozawa, S. (2012, March). Sri Lankan inscriptions analysis using image processing. International Seminar on Sustainability Science and ICT (ISSSICT 2012), Ibaraki University, Japan, 13.
Dahanayaka, D. D. G. L., Tonooka, H., Wijeyaratne, M. J. S., Warnajith, N., Dassanayake, G., Minato, A., & Ozawa, S. (2012, March). Remote sensing as a tool for management of estuaries and lagoons of Sri Lanka. International Seminar on Sustainability Science and ICT (ISSSICT 2012), Ibaraki University, Japan, 10.
Bandara, D., Warnajith, N., Minato, A., & Ozawa, S. (2011, December). Computational approach for creating alphabet fonts of early Brahmi inscriptions. 7th International Student Conference at Ibaraki University, Ibaraki, Japan, 116.
Kumara, S. P. I. P., & Warnajith, N. (2011, December). ICT for Sri Lankan secondary school level. 7th International Student Conference at Ibaraki University, Ibaraki, Japan, 220.
Dahanayaka, D. D. G. L., Wijeyaratne, M. J. S., Dassanayake, G., Warnajith, N., Tonooka, H., Minato, A., & Ozawa, S. (2011, December). Water quality monitoring in tropical estuarine waters using satellite remote sensing. 7th International Student Conference at Ibaraki University, Ibaraki, Japan, 206.
Dahanayaka, D. D. G. L., Wijeyaratne, M. J. S., Dassanayake, G., Warnajith, N., Tonooka, H., Minato, A., & Ozawa, S. (2010, November). Spatial distribution of seagrass species and associated fauna in Puttalam Lagoon, Sri Lanka. 6th International Student Conference at Ibaraki University, Japan.
Dassanayaka, G., Patu, V., Warnajith, N., Wijayawickrama, S., Wijayanayake, J., Minato, A., & Ozawa, S. (2009, November). Identifying security issues in implementing KISSEL e-learning server. 5th International Student Conference at Ibaraki University, Japan, 79–80.
Dassanayaka, G., Jayasekara, R., Patu, V., Dais, N. G. J., Fernando, S., Warnajith, N., Wijayawickrama, S., Wijayanayake, J., Minato, A., & Ozawa, S. (2008, November). Teaching using ICT: Do teachers have confidence? Case study from Sri Lanka. 4th International Student Conference at Ibaraki University, Japan, 265.