• Dr. S. Mahesan

    Senior Lecturer Gr.I
    B.Sc. [Hons] (Jaffna), M.Sc.(Cardiff), Ph.D.(Wales), MBCS, CEng, CITP
  • mahesans@univ.jfn.ac.lk
  • +94212218194
  • LinkedIn
  • Google Scholar
  • Research Interests: Knowledge Representation, Natural Language Processing, Automata Theory, Intelligent Systems, Information Systems, High Performance Computing, Numerical Computing, Image Processing and BioInformatics
  • Ph.D. in Computer Science (Wales, UK)
  • M.Sc. in Computer Science (Cardiff, UK)
  • B.Sc. Special in Statistics (Jaffna, Sri Lanka)
Undergraduate Supervision for other HEIs
Postgraduate Supervision

    MPhil

  • Mrs. S. Thavareesan, “Machine Learning Approach to Performing Sentiment Analysis on Tamil Articles.”, Reading for MPhil in Computer Science, University of Jaffna, May. 2018 – May. 2020.
  • Mr. R. Sakuntharaj, “A Hybrid approach for Tamil spelling checker using Tamil grammar.”, Reading for MPhil in Computer Science, University of Jaffna, October 2015 – October. 2017.
  • Mr. S. Suthakar, “A Model for Semi Automatic Image Segmentation of Brain Tumours.”, MPhil in Computer Science, University of Jaffna, 2012
Resource person
Institutional Development
  • Head – Computer Science [2000-2008, 1997-1999]
  • Head – Computer Unit [2008-2015, 1995-1997].
  • Acting Head – Computer Unit [2005 – 2008, 2000-2003, 1997-1999]
  • Acting Head – Computer Science [1996-1997]
  • University representative for LEARN.
  • Administrator – Computer Network and Website.
  • Deputy Coordinator for Enhancing ICT Skills – University Development Grant (UDG) under HETC Project.
  • Member of the Senate Sub-Committee on IT.
  • Member of the Senate Sub-Committee on Web Designing.
  • Member of Senate – University.
  • Member of the Board – Faculty of Science.
  • Member of IEEE
  • Visiting Lecturer for the final year general degree students, Department of Computer Science, Trincomalee Campus of the Eastern University, Sri Lanka, 2012.
  • Reviewer for Vavuniya Campus Annual Research Session (VCARS) 2011.
  • Reviewer for International Conference on Advances in ICT for Emerging Regions (ICTer), 2011.
  • Reviewer for the Annual Academic Sessions of the Open University of Sri Lanka, 2011.
  • Visiting Lecturer in the Department of Mathematics, Faculty of Science, Eastern University, Sri Lanka for the Special Degree Programme in Computer Science, 2010/2011.
  • General Chair, 2010 ICIAfS Post Conference Workshop, University of Jaffna, 21 & 22 December 2010.
Presentations
  • E-Learning, Workshop on e-learing using SAS Curriculum Pathways, St. John’s College, Jaffna, 2012 – Oragnised by SJC87.
  • “Distance E-Learning”, 13th Annual Session, Jaffna Science Association, Jaffna, April 2005.
  • “Information Technology in the Jaffna Peninsula”, 9th Annual Session, Jaffna Science Association, Jaffna, 2001.
  • “Kananik Kiraamam”, 7th Annual Session, Jaffna Science Association, Jaffna, 1999.
  • “Computer Network from LAN to the Internet”, 5th Annual Session, Jaffna Science Association, Jaffna, August 1997.
  • “Paradoxes – A Learning Tool”, 4th Annual Session, Jaffna Science Association, Jaffna, 1996.
  • “Statistics! – for Non-Statisticians”, 3rd Annual Session, Jaffna Science Association, Jaffna, April 1995 .
  • “Can the Drawing of Chemical Structures be Automated?”, 1st Annual Session, Jaffna Science Association, Jaffna, 1993
Undergraduate Teaching
  • CSC102GC2: Object Oriented Programming
  • CSC104GC2: Practical Computing – I (shared with Dr. A.R and Mr. K.S.)
  • CSC201GC2: Data Structures and Algorithms
  • CSC202SC3: Concepts of Programming Languages
  • CSC222GE2: Programming in Logic
  • CSC302MC3: Artificial Intelligence – I
  • CSC323GE2: Bioinformatics Computing
  • CSC401MC4: Advance Algorithms
  • CSC402MC2: Artificial Intelligence – II
Inter-faculty Teaching
Visiting Lecturer
  • Sakuntharaj, S. and Mahsean, S.: “A Refined POS Tag Sequence Finder for Tamil Sentences”, In IEEE International Conference on Information and Automation for Sustainability (ICIAfS), 21-22 December, 2018. [Accepted]
  • Sakuntharaj. R. and Mahesan,S., Detecting and Correcting real-word errors in Tamil Sentences, In Proceedings of the 5th Ruhuna International Science and Technology Conference, p. 54, 15 Feb 2018.
  • Chandrasekar, K., Mahesan, S. and Bath, P.A.: “Impact of Epidemiological Publications among Health Professionals in Disease Surveillance – Experience from Jaffna, Sri Lanka”, International Journal of Multidisciplinary Studies (IJMS), Vol. 4(2), pp: 23-33, 2017.[Available here].
  • Sakuntharaj, R. and Mahesan, S.: “Use of a Novel Hash-Table for Speeding-up Suggestions for Misspelt Tamil Words,” In 12th IEEE International Conference on Industrial and Information Systems (ICIIS), 15-16 December, 2017. [Accepted]
  • Sakuntharaj, R. and Mahesan, S.: “Use of N-gram Technique with a Hash Table to Generate Suggestions for Tamil Misspelt Words,” in Jaffna Science Association, vol. 24, no. 01, p.12, Jaffna, Sri Lanka, May 2017.
  • Sakuntharaj,R. and Mahesan, S. “A Novel Hybrid Approach to Detect and Correct Spelling in Tamil Text,” in 2016 IEEE International Conference on Information and Automation for Sustainability (ICIAfS), Dec 2016, pp. 1–6.
  • Sakuntharaj, R. and Mahesan, S. “A Critical Review of Reported Works on Tamil Spell Checkers,” in Jaffna Science Association, vol. 23, no. 01, Jaffna, Sri Lanka, May 2016, p. 11.
  • Kalpana, C. and Mahesan, S. “An assessment of completeness of notifiable disease reporting in Jaffna district: a qualitative study” (Abs.). Proceedings of Jaffna Science Association – 2016 (23rd Annual Sessions), 23(1): 17. Jaffna: JSA, 2016.
  • Kalyani, Y. and Mahesan, S. “Expert System for Guiding G.C.E A/L Students in Selecting Suitable University and Course after Completing G.C.E A/L” In Proceedings of the 33rd National Information Technology Conference (NITC), pp. 21-24, Colombo, Sri Lanka, 7-9 September 2015.
  • Chandrasekar, K., Mahesan, S. & Bath, Peter A. “Notifiable disease surveillance in Sri Lanka and the United Kingdom: a comparative study. Sri Lanka Journal of Bio-Medical Informatics.” 4(1): 14-22, 2013.[Available here]
  • Mayurathan, B., Ramanan, A., Mahesan, S., and Pinidiyaarachchi, U.A.J.: “Speeded-up and Compact Visual Codebook for Object Recognition”, International Journal of Image Processing (IJIP), Volume 7, Issue 1, 2013.
  • Mathialakan, T. and Mahesan, S.: “A Novel Approach to Simplifying Boolean Functions of any Number of Variables”, In International Journal of Computational Intelligence and Informatics (IJCII), September 2012 [accepted]
  • Suthakar, S., Mahesan, S.: “A New Speed Function for Level set Based Deformable Model for Tumour Segmentation in Medical Images”, International Journal of Computational Intelligence and Informatics (IJCII), Vol. 2, No. 2, 2012.
  • Suthakar, S. and Mahesan, S.: “A Level Set Based Deformable Model for Segmenting Tumors in Medical Images”, proceedings of the International Conference on Pattern Recognition, Informatics and Medical Engineering (PRIME-2012), pp. 280-285, 2012
  • Ganesharajah, B., Mahesan, S., and Pinidiyaarachchi, U.A.J.: “Robust Invariant Descriptors for Visual Object Recognition”, In Proceedings of the Sixth IEEE International Conference on Industrial and Information Systems (ICIIS’11), pp. 158-163, 16-19 August, 2011.
  • Ganesharajah, B., Mahesan, S., and Pinidiyaarachchi, U.A.J.: “Content Based Image Retrieval: An Overview of Structure of the Image and Image Database”, In Proceedings of the Sixth SLIIT Research Symposium, vol. 4, pp. 30-35, January 2011.
  • Ramanan, M., Jeyasugiththan, J., Mahesan, S., and Jeyakumaran, N.: “A Software Tool for Improving Co-60 Treatment Delivery in a Regional Cancer Centre”, In Proceedings of the 30th Annual Conference of Association of Medical Physicists of India (AMPICON-2009), pp. 62-63, November 22-25, 2009.
  • Mahesan, S.: “Perspective of Campus Area Network”, Proceedings of Jaffna Science Association, Jaffna, Sri Lanka, section. B, Vol.12, No.2, pp.7-33, 2005.
  • Sabesan, M. and Mahesan, S.: “Drawing Chemical Structures of Inorganic Compounds From Their Molecular Formulae Using Java”, Proceedings of the 11th Annual Session of the Jaffna Science Association (JSA), Jaffna, Sri Lanka, section. B, pp.28, 2003.
  • Sivaluxman, S. and Mahesan, S.: “An Electronic Book for Solid Geometry”, Proceedings of the 11th Annual Session of the Jaffna Science Association (JSA), Jaffna, Sri Lanka, section. B, pp.28, 2003.
  • Subashini, S. and Mahesan, S.: “A Prototype System for Grammar Checking of Tamil Sentences”, Proceedings of the 11th Annual Session of the Jaffna Science Association (JSA), Jaffna, Sri Lanka, section. B, pp.29, 2003.
  • Dhushyanthi, M., and Mahesan, S.: “Defining Grammar for Names and Drawing Two-dimensional Structures of Alcohols, Aldehydes, Ketones, and Organic Acids”, Proceedings of the 10th Annual Session of the Jaffna Science Association (JSA), Jaffna, Sri Lanka, section. B, pp.4, 2002.
  • Sivagnanasundram, J., and Mahesan, S.: “A Visual Geographical Information System for the District of Jaffna”, 9th Annual Session, Jaffna Science Association, Jaffna, 2000.
  • Thabotharan, K. and Mahesan, S.: “A Glossary Management System”, 8th Annual Session, Jaffna Science Association, Jaffna, April 1999.
  • Mahesan, S.: “Tamil Transliterator – Graphical User Interface to Microsoft Window-based Word Processors to Type in Tamil”, 8th Annual Session, Jaffna Science Association, Jaffna, April 1999.
  • Mahesan, S.: “Computer Education”, Article written for ‘Arivu-ootru’, Chavakachcheri Hindu College Science Magazine, 1999.
  • Mahesan, S.: “(KaNanihaLin thahaval thodarpaadal)”, Article written Tamil for ‘(Sankaetham)’ – Manipay Ladies’ College Science Magazine, 1997.
  • Mahesan, S.: “An Expert System for Nomenclature Generation for Organic Compounds”, PhD thesis, 1992.
  • Mahesan, S. and Martin, R. R.: “Using PROLOG to Deduce and Draw Two-Dimensional Chemical Structures from IUPAC Names”, In Proceedings of the 12th National Comp. Conference, Sri Lanka, pp.31-58, 1992.
  • Contribution to “Software Project for PC-Prolog 3.10 Advanced User’s Guide” (Chapter 6), Prolog Development Centre, Brondby, Denmark, 1988.