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Academic Staff member

Dr.(Mrs.) W.A.Indika

 Senior Lecturer (Grade I)

B.Sc.(Sp)(Kelaniya, S.L.), M.Sc.(Kelaniya, S.L.), PhD(UCSC, S.L.),
Email waindika@dcs.ruh.ac.lk
Extention 4801/4807

LinnkedIn ResearchGate Google Scholar


  • COM3b3b Computer Project
  • CSC1213 Database Management Systems
  • CSC3113 Group Projects
  • CSC3142 Internet Services and Protocols
  • CSC4046 Individual Research Project
  • CSC4262 Selected Topics
  • Ontology Development for Representing and Searching Information and Knowledge in User Context
  • Knowledge Management Systems
  • Semantic Web Technologies
  • Ontology Engineering and Mobile Applications
  • JOURNAL ARTICLES:
  • 1. Anusha Indika Walisadeera, Athula Ginige, Gihan Nilendra Wikramanayake, User Centered Ontology for Sri Lankan Farmers, Ecological Informatics Journal, Elsevier, 26(2), 140-150 (2015) (Impact factor: 1.98).
  • 2. Walisadeera, A.I., Ginige, A., Wikramanayake, G.N. Developing a CommunityBased Knowledge System: A Case Study using Sri Lankan Agriculture. International Journal on Advances in ICT for Emerging Regions (ICTer), 8(3):1, 119-129. March 2016.
  • 3. Sugathadasa, L., Ginige, A., Wikramanayake, G. N., Goonetillake, J. S., De Silva, L. N., & Walisadeera, A. I. (2016). Digital knowledge ecosystem to reduce uncertainty and coordination failure in agricultural markets: study of "Govi Nena" mobile-based information system. Agribusiness and Information Management, 8(1), 11-16. doi:10.14771/AIM.8.1.2
  • 4. Mohamed, M.S.A., Indika, W.A., Sugathadasa, L. and Senaratne, R., 2019. Minimizing Issues and Information Gaps in Value Chain of Cinnamon Industry in Sri Lanka through ICT based Intervention: A Case Study. Journal of the University of Ruhuna, 7(2), pp.63–75. DOI: http://doi.org/10.4038/jur.v7i2.7949
  • 5. Madhusanka, S.; Walisadeera, A.; Dantanarayana, G.; Goonetillake, J.; Ginige, A. An Ontological Clinical Decision Support System Based on Clinical Guidelines for Diabetes Patients in Sri Lanka. Healthcare 2020, 8, 573.
  • 6. Walisadeera AI, Wilson RSI, Ginige A & Goonetillake MDJS, A Conceptual Architecture for Agricultural Mobile-based Application using Participatory Sensing: A Case study for Pest and Disease Management, Rajarata University Journal, 5(2) December- 2020, pp: 117-123.
  • 7. Goonetillake, J., Hettiarachchi, A. anGoonetillake, J., Hettid Walisadeera, A.I. (2021) ‘A hybrid approach towards optimisation of data and knowledge management through cooperation of database and ontology’, Int. J. Knowledge Management Studies, Vol. 12, No. 3, pp.243–267. DOI: 10.1504/IJKMS.2021.116406
  • 8. Amarasinghe, S. A. A., Indika, W.A., and Goonetilake, J., 2020. A Layered Approach for Merging Application Ontologies: A Case Study from Agriculture Domain. Journal of the University of Ruhuna, 8(1), pp.18–31. DOI: http://doi.org/10.4038/jur.v8i1.7961
  • 9. Mohamed, M.S.A., Wathugala, D.L., Indika, W.A. and Madushika, M.K.S., 2021. Overcoming Challenges and Achieving Sustainability of Potato Production through A Real-time Digital Knowledge-based System. Tropical Agricultural Research, 32(3), pp.307–317. DOI: http://doi.org/10.4038/tar.v32i3.8494
  • 10. Madurapperuma Dilan, Walisadeera AI & Goonetillake MDJS, A Keyword Driven Hybrid Model for Web Application Testing, Rajarata University Journal, 6(1) June - 2021, pp: 56-63.
  • 11. R.S.I. Wilson, J.S. Goonetillake, Athula Ginige, W.A. Indika, Analysis of information quality for a usable information system in agriculture domain: a study in the Sri Lankan context, Procedia Computer Science, Volume 184, 2021, Pages 346-355.
  • BOOK CHAPTERS:
  • 1. Walisadeera, A.I., Wikramanayake, G.N., and Ginige, A. An Ontological Approach to Meet Information Needs of Farmers in Sri Lanka. In: Murgante, B. et al. (Eds.), 2013 International Conference on Computational Science and its Applications (ICCSA 2013). Part I, Lecture Notes in Computer Science (LNCS), 7971, pp. 264 278. Springer-Verlag, Berlin Heidelberg, Ho Chi Minh City, Vietnam (2013).
  • 2. Walisadeera, A.I., Ginige, A., Wikramanayake, G.N., Conceptualizing Crop Life Cycle Events to Create a User Centered Ontology for Farmers, In: 14th International Conference on Computational Science and Applications (ICCSA 2014). Edited by: B. Murgante et al. (Eds.). Part V, Lecture Notes in Computer Science (LNCS), 8583, pp. 791 806. Springer International Publishing Switzerland, Guimaraes, Portugal (2014).
  • 3. Walisadeera, A.I., Ginige, A., Wikramanayake, G.N., L.P. Madushanka, A.A.S. Udeshini, A Framework for End-to-End Ontology Management System, In: 15th International Conference on Computational Science and Applications (ICCSA 2015). Edited by: B. Murgante et al. (Eds.). Part I, Lecture Notes in Computer Science (LNCS), 9155, pp. 529-544. Springer International Publishing Switzerland, Banff, Canada (2015).
  • 4. Walisadeera, A.I., Ginige, A., Wikramanayake, G.N., Ontology Evaluation Approaches: A Case Study from Agriculture Domain, In: 16th International Conference on Computational Science and Applications (ICCSA 2016). Edited by: O. Gervasi et al. (Eds.). Part IV, Lecture Notes in Computer Science (LNCS), 9789, pp. 318-333. Springer, Beijing, China (2016).
  • 5. Samarasinghe, S. W. A. D. M., Walisadeera, A.I., Goonetillake, M. D. J. S., UserFriendly Ontology Structure Maintenance Mechanism Targeting Sri Lankan Agriculture Domain, In: 16th International Conference on Computational Science and Applications (ICCSA 2016). Edited by: O. Gervasi et al. (Eds.). Part V, Lecture Notes in Computer Science (LNCS), 9790, pp. 24-39. Springer, Beijing, China (2016).
  • 6. Anusha Indika Walisadeera, Athula Ginige, and Gihan Nilendra Wikramanayake, Design Approaches Emerging in Developing an Agricultural Ontology for Sri Lankan Farmers. Edited by: Osvaldo Gervasi, Beniamino Murgante, Sanjay Misra, Giuseppe Borruso, Carmelo Maria Torre, Ana Maria A. C. Rocha, David Taniar, Bernady O. Apduhan, Elena N. Stankova, Alfredo Cuzzocrea. In: 17th International Conference Computational Science and Its Applications (ICCSA 2017), Part I. Volume 10404 of Lecture Notes in Computer Science, pp. 743-758, Springer, Trieste, Italy, (2017).
  • 7. Rathnayaka R.M.D.C., Walisadeera A.I., Goonathilake M.D.J.S., Ginige A. (2018). Towards a User-Friendly Solution for Collaboratively Managing a Developed Ontology. In: Gervasi O. et al. (eds) Computational Science and Its Applications ICCSA 2018. ICCSA 2018. Lecture Notes in Computer Science, vol 10962. Springer, Cham.
  • 8. Akmeemana R.A.O.M.P.D., Walisadeera A.I., Goonathilake M.D.J.S., Ginige A. (2018). A Semi-automatic Approach to Collaboratively Populate an Ontology for Ontology-Illiterate Users. In: Gervasi O. et al. (eds) Computational Science and Its Applications ICCSA 2018. ICCSA 2018. Lecture Notes in Computer Science, vol 10962. Springer, Cham
  • 9. Ginige T., De Silva L., Walisadeera A., Ginige A. (2018). Extending DSR with Sub Cycles to Develop a Digital Knowledge Ecosystem for Coordinating Agriculture Domain in Developing Countries. In: Chatterjee S., Dutta K., Sundarraj R. (eds) Designing for a Digital and Globalized World. DESRIST 2018. Lecture Notes in Computer Science, vol 10844. Springer, Cham
  • 10. Wilson R.S.I., Goonetillake J.S., Indika W.A., Ginige A. (2021) Analysis of Ontology Quality Dimensions, Criteria and Metrics. In: Gervasi O. et al. (eds) Computational Science and Its Applications – ICCSA 2021. ICCSA 2021. Lecture Notes in Computer Science, vol 12951. Springer, Cham. https://doi.org/10.1007/978-3-030-86970-0_23
  • CONFERENCE PAPERS:
  • 1. Walisadeera A.I., Jayaweera P.M, and Wikramanayake G.N. Development of Ontological Framework for Healthcare Management Systems. In:11th International Conference on Advances in ICT for Emerging Regions (ICTer 2010), Colombo, Sri Lanka – 2010.
  • 2. Walisadeera, A.I., Wikramanayake, G.N., and Ginige, A. Designing a Farmer Centred Ontology for Social Life Network. In: 2nd International Conference on Data Management Technologies and Applications (DATA 2013), pp. 238-247, Reykjavík, Iceland 2013.
  • 3. Walisadeera, A.I., Ginige, A., Wikramanayake, G.N. User Centered Ontology for Sri Lankan Agriculture Domain, In: 14th International Conference on Advances in ICT for Emerging Regions (ICTer 2014), pp.149-155, Colombo, Sri Lanka: 10 13 December 2014.
  • 4. Athula Ginige, Lasanthi De Silva, Tamara Ginige, Pasquale Di Giovanni, Anusha Indika Walisadeera, Maneesh Mathai, Jeevani Goonetillake, Gihan Wikramanayake, Giuliana Vitiello, Monica Sebillo, Genoveffa Tortora, Deborah Richards, Ramesh Jain. Towards an Agriculture Knowledge Ecosystem: A Social Life Network for Farmers in Sri Lanka, In: 9th Conference of the Asian Federation for Information Technology in Agriculture (AFITA) - 2014: ICT\'s for future Economic and Sustainable Agricultural Systems, pp. 170-179, Perth, Australia: 29 Sep - 2 Oct 2014.
  • 5. Hettiarachchi, A.S., Goonatillake, M.D.J.S., Wikramanayake, G.N., Walisadeera, A.I., Hybrid Approach for Optimal Management and Querying of Data and Knowledge, In: 16th International Conference on Advances in ICT for Emerging Regions (ICTer 2016), pp. 176-185, Negombo, Sri Lanka: 1 3 September 2016.
  • 6. Athula Ginige, Anusha Indika Walisadeera, Tamara Ginige, Lasanthi De Silva, Pasquale Di Giovanni, Maneesh Mathai, Jeevani Goonetillake, Gihan Wikramanayake, Giuliana Vitiello, Monica Sebillo, Genoveffa Tortora, Deborah Richards, Ramesh Jain. Digital Knowledge Ecosystem for achieving Sustainable Agriculture Production: A Case Study from Sri Lanka. In: 3rd IEEE International Conference on Data Science and Advanced Analytics (IEEE DSAA 2016), pp. 602-611, Montreal, Canada: October 17-19, 2016.
  • 7. G Dantanarayana, P Jayaweera, A Walisadeera, Process aligned business rule framework for immunization services in Sri Lanka, In: Proceedings in IEEE International Research Conference on Smart computing & Systems Engineering (SCSE), Department of Industrial Management, Faculty of Science, University of Kelaniya, Sri Lanka, March 2019, pp. 228-233.
  • 8. RSI Wilson, Athula Ginige, MDJS Goonetilake, W.A.Indika, User Needs-driven Enrichment of Ontology: A case study in Sri Lankan Agriculture, In: The 7th International Conference on Information Technology: IoT and Smart City (ICIT 2019), Shanghai, China: December 20-23, 2019, pp.581-586
  • ABSTRACTS:
  • 1. Perera, G.G.E., Sampath, P.A.I., Vithanage, C.V., Ranasinghe, M.E.G.C.S., Walisadeera, A.I., An Android Based Disease Identification System for Farmers in Sri Lanka: 3rd Ruhuna International Science and Technology Conference -2016 (RISTCON 2016), Sri Lanka: January 2016.
  • 2. Athakda DMSBS, Niroshini PWW, Artigala WDSSM, Perera RAAL, Gamage SM, Ishanka MBS, Weerasinghe PP, Mohotti WA, and Walisadeera AI, Novel online agricultural commodity marketing system: WinC 2016, Wayamba University of Sri Lanka, Kuliyapitiya, Sri Lanka: August 2016.
  • 3. Wilson RSI and Walisadeera AI, Enhance the Information Flow in Farming Life Cycle Using Participatory Sensing Concept, In: 17th Conference on Postgraduate Research International Postgraduate Research Conference 2016 (IPRC 2016), Faculty of Graduate Studies University of Kelaniya, Sri Lanka: December 8-9, 2016.
  • 4. Wilson RSI and Walisadeera AI, A Mobile-based Application for Making Timely Decisions using Participatory Sensing: A Case Study from Sri Lankan Agriculture: In: 4th Ruhuna International Science and Technology Conference - 2017 (RISTCON 2017), Sri Lanka: January, 2017.
  • 5. Niroshana P.I.K., Ranasinghe M.P.S., Chamalka G.K., Devinda L.A.M.J.A., Dantanarayana T.G.G, K. Masakorala and Walisadeera A.I., Integrating IoT with Greenhouse Environments for Monitoring and Analysis: In: 5th Ruhuna International Science and Technology Conference - 2018 (RISTCON 2018), Sri Lanka: February 2018.
  • 6. R.S.I. Wilson, M.D.J.S. Goonetillake and A.I.Walisadeera, Preliminary Study on ICT Applications in Agriculture to Enhance Information System using Mobile Crowdsensing, In: 2nd International Research Symposium (IRSUWU2018), Badulla, Sri Lanka: February 2018.
  • 7. Rajapaksha L.T.W., Azir M.Y.M., Mendis A.P.D., Gopinath S., Dantanarayana T.G.G, Walisadeera A.I., and Piyaratna M.K.D.K, A controlling and monitoring tool for fertilizer usage for paddy cultivation: PADDYPAL, In: Proceedings of 6th Ruhuna International Science and Technology Conference - 2019 (RISTCON 2019), Sri Lanka: January 2019.
  • 8. M.S.A. Mohamed, A.I. Walisadeera, and R. Senaratne, Prospects for Improving the Cinnamon Industry in Sri Lanka Through ICT: A Case Study in Matara District, In: Proceedings of International Symposium on Agriculture and Environment 2019 (ISAE 2019), Sri Lanka: February 2019.
  • 9. BKD Prabashwara, RBCJB Senarath, KKL Malsha, MA Azar, KLS Heshanjith, WA Indika, MKS Madushika, TGG Dantanarayana, A mobile-based guidance for Sri Lankan potato farmers: Govi-Guru, In: Proceedings of International Symposium on Agriculture and Environment 2020 (ISAE 2020), Sri Lanka: February 2019.
  • 10. TH Bathigama, RMBatapola, RLD Rajapaksha, SMK Vidubhashana, MK SMadushika, WA Indika, Disease Recognition System for Sri Lankan Potato Plants, In: Proceedings of International Symposium on Agriculture and Environment 2020 (ISAE 2020), Sri Lanka: February 2019.
  • 11. Gunawardana D.A.Y.K. , Walisadeera A.I. and Madushika M.K.S., User-friendly Mobile-based Application for Agricultural Activities in Sri Lanka, In: Proceedings of 7th Ruhuna International Science and Technology Conference - 2020 (RISTCON 2020), Sri Lanka: January 2020.
  • 12. M.S. Akeel Mohamed, D.L. Wathugala, W.A. Indika, M.K.S. Madushika, M.K.D.K. Piyaratne and G.C. Samaraweera, Package of Practices for a Mobile Application to Improve the Yield and Long-term Sustainability of Potato Production in Sri Lanka, In: Proceedings of International Symposium on Agriculture and Environment 2020 (ISAE 2020), Sri Lanka: February 2020, pp.166.
  • 13. D.A.Y.K. Gunawardana, W.A. Indika, M.K.S. Madushika, M.K.D.K. Piyaratne, D.L. Wathugala and G.C. Samaraweera, Ruhuna Govi-Nena Web-based Dashboard to Manage the Agricultural Activities in Sri Lanka, In: Proceedings of International Symposium on Agriculture and Environment 2020 (ISAE 2020), Sri Lanka: February 2020, pp.167.
  • 14. T.B. Mallikaarachchi, G.C. Samarweera, W.A. Indika, M.K.S. Madushika, M.K.D.K. Piyaratne and D.L. Wathugala, Developing Conceptual Close-loop Demand and Supply Models under Govi Nana Mobile Platform Development: Identification of Challenges in Implementation, In: Proceedings of International Symposium on Agriculture and Environment 2020 (ISAE 2020), Sri Lanka: February 2020, pp.168.
  • 15. D.A.Y.K. Gunawardana, W.A. Indika, M.K.S. Madushika, D.L. Wathugala, M.K.D.K. Piyaratne and G.C. Samaraweera, User-friendly Applications for Sri Lankan Farmers: “Govi Nena”, In: Proceedings of 4th International Research Conference of Uva Wellassa University - 2020 (IRCUWU 2020), Sri Lanka: July 2020.
  • 16. M.S. Akeel Mohamed, D.L. Wathugala, W.A. Indika, M.K.S. Madushika, M.K.D.K. Piyaratne and G.C. Samaraweera, Constraints Faced by Potato Farmers in Major Potato Growing Areas in Sri Lanka: An ICT based Intervention, In: Proceedings of 4th International Research Conference of Uva Wellassa University - 2020 (IRCUWU 2020), Sri Lanka: July 2020.
  • 17. M.S. Akeel Mohamed, D.L. Wathugala, W.A. Indika, M.K.S. Madushika, M.K.D.K. Piyaratne and G.C. Samaraweera, A Model for a Mobile Application to Support Agro-ecological Regions, In: Proceedings of 4th International Research Conference of Uva Wellassa University - 2020 (IRCUWU 2020), Sri Lanka: July 2020.
  • 18. A.T. Shanadi, G.C Samaraweera, D.L Wathugala, W.A Indika, M.K.S. Madushika and M.K.D.K Piyaratne, Present Situation of Intercropping in Potato Cultivation in Nuwara Eliya and Badulla Areas, In: Proceedings of 4th International Research Conference of Uva Wellassa University - 2020 (IRCUWU 2020), Sri Lanka: July 2020.
  • 19. P.H.P.N. Laksiri, W.A. Indika, M.K.S. Madushika and D.L. Wathugala, Identification of Late Blight and Early Blight Diseases in Potato using Image Processing Techniques:a Case Study, In: Proceedings of 11th International Conference on Business and Information - University of Kelaniya (ICBI 2020), Sri Lanka: November 2020.(Best Presenter Award for Technology, Cloud Computing, Big Data Analytics and Information Technology Track)
  • 20. M.S. Akeel Mohamed, D.L. Wathugala, W.A. Indika, and M.K.S. Madushika, Overcoming Challenges Faced by Potato Farmers through a Digital Knowledge-based System: A Case Study in Major Potato Growing Areas in Sri Lanka, In: Proceedings of 32nd Annual Congress of the PGIA-2020, Sri Lanka: November 2020.
  • 21. M.S. Akeel Mohamed, D.L. Wathugala, W.A. Indika, M.K.S. Madushika, and D.A.Y.K Gunawardana, A key model to provide required information at farming life cycle of crop production through a real-time mobile-based application, In: Proceedings of 11th International Conference on Business and Information (ICBI)-2020, Sri Lanka: November 2020.
  • 22. A.T. Shanadi, G.C Samaraweera, D.L Wathugala, W.A Indika and M.K.S Madushika, Proposing a Mobile Based Guideline Model of Good Agricultural Practices (GAPs) for Potato Cultivation in Sri Lanka, In: Proceedings of 32nd Annual Congress of the PGIA-2020, Sri Lanka: November 2020. (Best Presenter Award for Resource Management and Extension Track)
  • 23. A.T. Shanadi, G.C Samaraweera, D.L Wathugala, W.A Indika and M.K.S Madushika, Farmer Education and Potato Storage in Sri Lanka: Present status and Future prospects, In: Proceedings of 6th International Conference on Dry Zone Agriculture, Sri Lanka: December 2020.
  • 24. T. B. Mallikaarchchi, G.C. Samaraweera, W.A. Indika, M.K.S. Madushika, Identification of the Potential to Introduce Mobile Based-Demand and Supply Forecasting System for Potato Farmers: A Case in Nuwara Eliya District, In: Proceedings of 6th International Conference on Dry zone Agriculture of University of Jaffna - 2020 (ICDA 2020), Sri Lanka: December 2020.
  • 25. Wilson R. S. I., Indika W. A., Goonetillake M. D. J. S., Enhanced agriculture ontology with images to effectively retrieve pest and disease knowledge: In: 8th Ruhuna International Science and Technology Conference - 2021 (RISTCON 2021), Sri Lanka: February 2021, pp:138
  • 26. A.T. Shanadi, G.C Samaraweera, D.L Wathugala, W.A Indika and M.K.S Madushika, User-friendly interface design to disseminate best agricultural practices, In: 8th Ruhuna International Science and Technology Conference - 2021 (RISTCON 2021), Sri Lanka: February 2021, pp:143
  • 27. P.H.P.N. Laksiri, W.A. Indika, M.K.S. Madushika and D.L. Wathugala, Conceptual Model to Identify Pest and Disease of Brinjal in Home Gardens: A Case study, In: 18th Academic Sessions 2021, University of Ruhuna, Matara, Sri Lanka, pp:119
  • 1.Received a Scholarship Award for a PhD (split PhD program) under the Human Resources Development (HRD) Program of the HETC (Higher Education for the Twenty First Century) Project, Sri Lanka, 2011.
  • 2.Received an honorary academic appointment as a Visiting Fellow for two years in the School of Computing, Engineering and Mathematics, University of Western Sydney, Australia (www.uws.edu.au), 2012 to 2014.
  • 3.Received a NRC (National Research Council) Merit Award for the scientific research published in the year 2015. Awarded journal article is : User Centered Ontology for Sri Lankan Farmers, published in Ecological Informatics 2015, Elsevier, 26(2), 140-150 (2015).
  • Head of the Department of Computer Science from 3rd of July 2020 to up to date
  • Committee member of Standing Committee on Computing, University Grant Commission, Sri Lanka from 3rd July 2020 to up to now
  • Working as a Dean’s nominee, Faculty of Science to Staff Development Center (SDC), University of Ruhuna and Coordinator, Module 6 of CCPDHE program from March 2021
  • Activity Coordinator (Activity 4) for the ELTA-ELSE Development Project, Faculty of Science, under Accelerating Higher Education Expansion and Development (AHEAD) Operation.
  • Coordinator (Project Coordinator) of the project titled "Commercialization of a Real Time Agricultural Mobile-based Information System (Govi Nena Project)" under the Accelerating Higher Education Expansion and Development (AHEAD) Operation. Objective: The main objective of this project is to develop and commercialize a mobile-based information system to enhance the growth and long term sustainability of the Sri Lankan Vegetable and Paddy Sectors. Source of funding: Accelerating Higher Education Expansion and Development (AHEAD) operation, Ministry of Higher Education and Cultural Affairs Period of funding: 2019.01.01 to 2021.12.31. Total amount of funding: 35 million (LKR)
  • Student Counsellor - 2017/2018, 2018/2019, 2019/2020 and 2020/2021
  • Mentor of Mentoring Program conducted by the Faculty of Science - 2016 ~ up to date
  • Member of the Course Coordinators Committee, Faculty of Science - 2019 and 2020