Dr. E. Y. A. Charles
- Senior Lecturer Gr.I
- B.Sc.[Hons] (Jaffna), Ph.D. (Cardiff)
- charles.ey@univ.jfn.ac.lk
- +94212218194
Research Interests:
Data Mining,
Machine Learning,
Neural Networks,
and Spiking Neural Networks
Academic Profile
Activities
Admin Roles
Awards
Publications
Teaching
Academic Profile
Dr. Eugene Yugarajah Andrew Charles
- Ph.D. in Computer Science (Cardiff, UK) – 2007
- B.Sc. Special in Computer Science, First Class (Jaffna, Sri Lanka) – 1999
Activities
Attended Conferences and workshops
- SLSWCS – 2019, Jaffna, 07 December 2019
- RESCON – 2019, Peradeniya, 11 October 2019
- ICT for Emerging Regions – 2019, University of Colombo School of Computing, 03rd – 04th September 2019
- 2010 ICIAfS Post Conference Workshop on ICT for Sustainability, 21 & 22 December, 2010, University of Jaffna, Sri Lanka.
- IEEE International Symposium on Industrial Electronics, Vigo – Spain, 4-7 June 2007.
- European Control Conference, Greece, 2-5 July 2007.
- 2nd International Conference (virtual) on Intelligent Production Machines and Systems (IPROMS), 3-14 July 2006.
Resource Person
- “How to use Moodle for Teaching- Learning” conducted to the academic staff of the Faculty of Medicine, 10th of April 2020 via Zoom.
- Panelist for the Webinar on “Making Workforce Ready – Post COVID’19” as part of Digital IT/BPM Week 2020, 29th May 2020.
- Panelist of the Professor V. K. Samaranayake Grants Programme.
- “Knowledge access and Sharing: Tools and Technologies for Higher Academic Research” conducted by the Department of Library and Information Science, Bharathidasan University and Holy Cross College, Tiruchirappalli, India Jointly with Library, University of Jaffna, Sri Lanka on 10 – September – 2020
Other activities
- Visiting Lecturer for the final year general degree students, Department of Computer Science, Trincomalee Campus of the Eastern University, Sri Lanka, 2012.
- Member of the Technical Programme Committee, Sixth International Conference on Information and Automation for Sustainability (ICIAfS’12), Beijing, China, September 2012.
- Reviewer for Vavuniya Campus Annual Research Session (VCARS) 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.
- Programme-Chair, 2010 ICIAfS Post Conference Workshop, University of Jaffna, 21 & 22 December 2010.
- Co-chair: Intelligent Decision Support Systems Session, 2nd I*PROMS Virtual International Conference, 3 – 14 July, 2006.
- Referee: 1st I*PROMS Virtual Conference, 4 – 15 July, 2005.
Admin Roles
Director
- OTS for AHEAD Project, University of Jaffna [June 2018 – to Date]
Coordinator
- Strategic Management Committee for the Faculty of Science, 2019
- Tamil Digitisation Project – Partnered with UCSC and funded by ICTA, 2014-2016
- UDG (University Development Grant) project (2012 – 2016)
- Coordinator & Project Manager: University of Jaffna Network Project (funded by SIDA) 2009 – 2010
- University Development Grant (UDG) under HETC Project, University of Jaffna.
- Campus wide WAN/LAN Network Project, University of Jaffna.
- UHEMIS Project, University of Jaffna
Administer
- Network and Server (Mail, Web, Proxy, LMS) administrator: University of Jaffna, 2009 – Present
Consultant
- Computer Network Installation Project, Faculty of Engineering, University of Jaffna Kilinochchi Premises, 2016.
- Computer Network Installation Project, Teaching Hospital, Jaffna, 2017 – Present.
Head
- Computer Unit, University of Jaffna [2015 – June 2018].
- Department of Computer Science [2008 – 2014].
Patron
- Computer Society (CompSoc) – University of Jaffna [2008 -2014]
President
- Jaffna University Science Teachers Association (JUSTA), 2009.
Chief Editor
- Jaffna Science Association, 2008 & 2009.
Member
- Board of Directors: Lanka Education and Research Network (LEARN), Sri Lanka, 2015 – 2017
- Standing Committee on Computing, UGC [2008 -2014].
- Standing Committee on the Development of Information Technology Infrastructure and Online Education, UGC [2020 to date]
- Quality Assurance Team of the IEEEXtreme Programming Competition 14.0.
- Senate subcommittee for the establishing Faculty of Engineering, University of Jaffna.
- Technical Evaluation Committee for the University procurements and HETC Project
- IEEE & ACM
- Senate of the University.
- Board of the Faculty of Science.
Awards
- President’s Award for Scientific Publication – 2008
Publications
2025
- Vijeevaraj, A. Ann Sinthusha, Charles, E. Y. A. and Weerasinghe, R. , “Machine Reading Comprehension for the Tamil Language With Translated SQuAD,” in IEEE Access, vol. 13, pp. 13312-13328, 2025, doi: 10.1109/ACCESS.2025.3530949.
2024
- Sivashanth, S., Charles, E.Y.A. and Manivannan, S.: “A Fully Automated Approach for Enhancing Ancient Tamil Inscriptions Using Deep Learning”, In 8th International Conference on Artificial Intelligence, Sri Lanka, 18-19 December 2024.
- Samantha Tharani, J., Hóu, Z., Charles, E.Y. A., Rathore, P., Palaniswami, V., and Muthukkumarasamy, V.: “Unified Feature Engineering for Detection of Malicious Entities in Blockchain Networks”, in IEEE Transactions on Information Forensics and Security, vol. 19, pp. 8924-8938, doi: 10.1109/TIFS.2024.3412421, 2024.
- Archchitha, A. and Charles, E.Y.A.: “Exploring Recent NLP Advances for Tamil: Word Vectors and Hybrid Deep Learning Architectures”, In International Journal on Advances in ICT for Emerging Regions, 17 (2), 2024.
- Ann Sinthusha A. V., Charles E. Y. A, Weerasinghe A. R., Machine Reading Comprehension for Tamil with Tamil Short Story MRC dataset, 2024 International Research Conference on Smart Computing and Systems Engineering (SCSE), Sri Lanka, April 2024
2023
- Jeyakumar, S.T., Charles, E. Y. A., Hóu, Z., Muthukkumarasamy, V. (2024). Detecting Malicious Blockchain Transactions Using Graph Neural Networks. In: Dong, N., Pillai, B., Bai, G., Utting, M. (eds) Distributed Ledger Technology. SDLT 2023. Communications in Computer and Information Science, vol 1975. Springer, Singapore. https://doi.org/10.1007/978-981-97-0006-6_4
- Samantha Tharani, J., Charles, E. Y. A., Zhé Hóu, Muthukkumarasamy, V., “Detecting Malicious Blockchain Transactions Using Graph Neural Networks”, 7th Symposium on Distributed Ledger Technology (SDLT), 30 November – 1 December 2023, Brisbane, Australia
- Ketheeswaren, S., Charles, E. Y. A. and Chandraassekar, K.: Feasibility of Implementing a Metadata Service for Cataloguing in Tamil, Sri Lanka Library Review, June 2023
- N Ampihaipahan, E.Y. A. Charles, T Kalamany, “Perception towards the use of ICT in learning mathematics (A study based on selected secondary schools of Jaffna district)”, Kalam, Volume 16, Issue 2, PP 243-257, 2023
2022
- Ampihaipahan, N., Charles, E. Y. A. and Kalamany, T.: Perception Towards the Use of ICT in Mathematics Learning (A Study Based on Selected Secondary Schools of Jaffna District), Proceedings of the 2nd International Research Symposium, Faculty of Education, University of Colombo, 2022
- Archchitha, A. and Charles, E.Y.A., “Tamil Author Identification Using Convolutional Neural Network”, In IEEE International Conference on Advances in ICT for Emerging Regions (ICTer), Colombo, Sri Lanka, December 2022. [Accepted]
2021
- Samantha Tharani, J., Charles, E.Y.A., Hóu, Z., Palaniswami, M. and Muthukkumarasamy, V.: “Graph Based Visualisation Techniques for Analysis of Blockchain Transactions”, In IEEE 46th Conference on Local Computer Networks (LCN), pp. 427-430, doi:10.1109/LCN52139.2021.9524878, 2021.
2020
- Ketheeswaren, S., Charles, E.Y.A., and Chandrasekar, K.: “Qualifying title statements of library catalogue of the University of Jaffna”, In Proceedings of the 3rd Research Conference of Business Studies, October 2020.
2019
- Tharuka Chathurani, K.A. and Charles, E.Y.A.: “Deep Learning Approach to Detect Plagiarism in Sinhala Text”, In IEEE International Conference on Industrial and Information Systems (ICIIS), Peradeniya, Sri Lanka, 18-20 December 2019. [Accepted]
- Archchitha, K. and Charles, E.Y.A.: “Opinion Spam Detection in Online Reviews Using Neural Networks”, In IEEE International Conference on Advances in ICT for Emerging Regions (ICTer), Colombo, Sri Lanka, 3-4 September 2019. [Accepted]
- Suganya S., Charles E. Y. A., ” Speech Emotion Recognition Using Deep Learning on audio recordings”, In IEEE International Conference on Advances in ICT for Emerging Regions (ICTer), Colombo, Sri Lanka, 3-4 September 2019. [Accepted]
- Chathurani, K.A.T. and Charles, E.Y.A.: “Deep Learning Approach to Detect Plagiarism in Sinhala Text”, In Postgraduate Institute of Science Research Congress 2019, p.55, October 2019.
- Meruja, S. and Charles, E.Y.A.: “Analysis of Medical Sensor Data Towards Health Disorder Identification”, In Postgraduate Institute of Science Research Congress 2019, p.45, October 2019.
2018
- Dimuthu Anuraj, S.P. and Charles, E.Y.A.: “A Hybrid Decision Tree for Printed Sinhala Character Recognition Using SVMs”, In IEEE International Conference on Information and Automation for Sustainability (ICIAfS), 21-22 December, 2018. [Accepted]
- Senthan R., Charles, E. Y. A., Kodituwakku S.R.: “Regular Expressions based approach to detect SQL Injections”, Proceedings of the Postgraduate Institute of Science Research Congress, Sri Lanka: 9th –10 th November 2018
2017
- Liyanaarachchi, K.L.P.P. and Charles, E.Y.A.: “Analysis of Road Traffic Accidents Using Data Mining”, In Proceedings of the Kelaniya International Conference on Advances in Computing and Technology, p.7, Kelaniya, Sri Lanka, 28 July, 2017.
2016
- Suthakaran, A. and Charles, E.Y.A., ”Identifying the Learning Patterns of Students in Learning Management System Log”, TRInCo 2016 – 1st International Research Conference of Trincomalee Campus, 2016
- Miller, R. and Charles, E.Y.A.: ”A psychological-based analysis of marketing email subject lines”, Advances in ICT for Emerging Regions (ICTer), 2016 Sixteenth International Conference on, 58-65, 2016
2015
- Ramanan, M., Ramanan, A. and Charles, E.Y.A., ”A hybrid decision tree for printed Tamil character recognition using SVMs”, Advances in ICT for Emerging Regions (ICTer), 2015 Fifteenth International Conference on, 176-181, 2015
- Ramanan, M., Ramanan, A. and Charles, E.Y.A., ”A preprocessing method for printed Tamil documents: Skew correction and textual classification”, Intelligent Computing and Information Systems (ICICIS), 2015 IEEE Seventh International Conference on, 495-500, 2015
- Yasotha, R. and Charles, E.Y.A., ”Automated text document categorization”, Intelligent Computing and Information Systems (ICICIS), 2015 IEEE Seventh International Conference on, 522-528, 2015
- Jeyananthan, P.; Charles, E. Y. A.; Atukorale, D. A. S.;” Ontology for Sri Lankan Medicinal Plants”, International Conference on Emerging Trends in Artificial Intelligence 2015
- Jeyananthan, P; Charles, E.Y.A; Atukorale, DAS;” Ontology Development for Sri Lankan Medicinal Plants: A Knowledge Representation”, SRI LANKA ASSOCIATION FOR ARTIFICIAL INTELLIGENCE, 30, 2015
2014
- Charles, E.Y.A., ”An efficient discrete model for implementing temporal coding spiking neural network”, Advances in ICT for Emerging Regions (ICTer), 2014 International Conference on, 74-77, 2014
- Ramanan, M., Ramanan, A. and Charles, E.Y.A., ”A performance comparison and post-processing error correction technique to OCRs for printed Tamil texts”, Industrial and Information Systems (ICIIS), 2014 9th International Conference on, 42741, 2014
- Kayathiri, K; Charles, E.Y.A; Surendran, SN; , ”E-Waste Generation and Management Practices in Jaffna and Nallur Divisional Secretariat Divisions, Sri Lanka–A Base Line Study”, International Symposium on ICT for Environmental Sustainability, ICTES – 2014, Kelaniya, 2014.
2011
- Arumainayagam, P., Charles, E.Y.A., and Kodithuwakku, S.R.: “A Review on Processing of Data Streams”, Research Journal of Computer Systems and Engineering – RJCSE, vol.2, pp. 73-77, 2011.
- Kokul, T. and Charles, E.Y.A.: “Recognition of Printed Tamil Alphabet Characters”, In Proceedings of the 18th Annual Sessions, Jaffna Science Association, Jaffna, pp. 19, 6 – 8 April 2011.
2010
- Packianather, M.S., Pham, D.T., Charles, E.Y.A., Martina, R., Teti, R., D’ Addona, D. and Iodice, G.: “Spiking neural network with delay-adaption learning model for decision support in treating dental malocclusions”, Vimation Journal, Special Issue on Interactive Systems in Healthcare, ISSN 1866-4245: 48-57, 2010.
- Sivaranjini, G. and Charles, E. Y. A.: “A Database Management System for Public Information of Point-Pedro Divisional Secretariat”, 17th Annual Session, Jaffna Science Association, Jaffna, 2010.
2008
- Pham, D. T., Packianather, M. S., and Charles, E. Y. A.: Control chart pattern clustering using a new self-organizing spiking neural network; Proceedings of the Institution of Mechanical Engineers, Part B: Journal of Engineering Manufacture, Volume 222, Number 10, 2008; PP 1201-1211.
- Pham, D.T., Packianather, M.S., and Charles, E.Y.A., Martina R., Teti T., D’Addona D. and Iodice G.: “Spiking Neural Network Learning Model for Decision Support in Orthodontic Extraction”, CIRP ICME 2008.
2007
- Pham, D.T., Packianather, M.S., and Charles, E.Y.A.: “Self-organising spiking neural networks trained by weight and delay-adaptation methods for control chart pattern recognition”, Proceedings of the 3rd International Conference (virtual) on Intelligent Production Machines and Systems (IPROMS), 3-14 July 2007.
- Pham, D.T., Packianather, M.S., and Charles, E.Y.A.: “Spiking neural network for control chart pattern recognition”, Proceedings of the European Control Conference, Kos, Greece, pp 1392-1397, 2-5 July 2007.
- Pham, D.T., Packianather, M.S., and Charles, E.Y.A.: “A self-organizing spiking neural network trained using delay adaptation”, Proceedings of the IEEE International Symposium on Industrial Electronics, Vigo – Spain, pp. 3441-3446, 4-7 June 2007.
- Charles, E.Y.A.: “Supervised and Unsupervised Weight and Delay Adaptation Learning in Temporal Coding Spiking Neural Networks”, PhD thesis, May 2007.
2006
- Pham, D.T., Packianather, M.S., and Charles, E.Y.A.: “A Novel Self-Organised Learning Model with Temporal Coding for Spiking Neural Networks”, Proceedings of the 2nd International Conference (virtual) on Intelligent Production Machines and Systems (IPROMS), pp. 307-312, 3-14 July 2006.
Teaching
Undergraduate Teaching
- 2019 – 2020
– Introduction to Computer Systems(CSC103S3)
– Computer Architecture(CSC207S3)
– Advanced Database Design and Systems(CSC316SC3)
– Research Seminar(CSC411SC0)
– Advanced Algorithms(CSC413SC3)
– Research Project(CSC416SC6) - 2018 – 2019
– Introduction to Computer Systems(CSC103S3)
– Computer Architecture(CSC234SC3)
– Advanced Database Design and Systems(CSC316SC3)
– Research Seminar(CSC411SC0)
– Advanced Algorithms(CSC413SC3) - 2017 – 2018
– Introduction to Computer Systems(CSC116SC2)
– Computer Architecture(CSC234SC3)
– Advanced Database Design and Systems(CSC316SC3)
– Research Seminar(CSC411SC0)
– Advanced Algorithms(CSC413SC3) - Course units taught earlier:
– Cryptography and Data security
– Artificial Intelligence
– Compiler Design
– Data mining and Machine learning
– Concepts of Programming Languages
– Data structures and Algorithms
– Database Management Systems
– Software Engineering
– Computer Networks
– Theory of Computation
Visiting Lecturer
- Formal Methods (Department of Computer Science, University of Ruhuna)[2017-2020]
- Advanced Computer Architecture(CSS03) – Department of Mathematics, Eastern University
- Theory of Computation(CSS05) – Department of Mathematics, Eastern University