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Dr. RAHM Rupasingha

Senior Lecturer

Social Sciences and Languages

Email : hiruni@ssl.sab.ac.lk

    Qualifications

    • PhD in Computer Science and Engineering, University of Aizu, Japan (2019)
    • MSc in Computer Science and Engineering, University of Aizu, Japan (2016)
    • BSc (Special) in Computing and Information Systems, Sabaragamuwa University of Sri Lanka (2013)

    Profile

  • After being graduated from the 1st batch of the Department of Computing and Information Systems, Faculty of Applied Sciences at Sabaragamuwa University of Sri Lanka in 2013 she joined Sabaragamuwa University of Sri Lanka as a lecturer (probationary) in the same year. She has successfully completed her Masters and Doctoral studies at the Graduate School of Computer Science and Engineering, University of Aizu, Japan in 2016 and 2019 respectively.

    Work Experience:

    • Senior Lecturer (Grade II) - Department of Economics and Statistics, Faculty of Social Sciences and Languages, Sabaragamuwa University of Sri Lanka (2019  to date)
    • Lecturer (Probationary) - Centre for Computer Studies, Sabaragamuwa University of Sri Lanka (2013 - 2019)
    • Demonstrator (Temporary) - Department of Computing and Information Systems, Faculty of Applied Sciences, Sabaragamuwa University of Sri Lanka (2013)
    • Software Engineer (Internship) - John Keells Computer Services (JKCS) Pvt. Ltd. (2012)

    Membership of Professional Bodies/Associations

    • Sri Lanka Association for the Advancement of Science (SLAAS), Member - Since 2021
    • Computer Society of Sri Lanka (CSSL), Professional Member - Since 2021
    • Institute of Electrical and Electronics Engineers (IEEE), Member - Since 2020
    • IEEE Women in Engineering (WIE), Member - Since 2020 
      • Executive Committee (Assistant Treasurer) - IEEE WIE Sri Lanka Section for the Year 2023
      • Executive Committee (Information Manager/Webmaster) - IEEE WIE Sri Lanka Section for the Year 2022
      • Executive Committee (Information Manager/Webmaster) - IEEE WIE Sri Lanka Section for the Year 2021
    • IEEE Sri Lanka Section Computer Society, Member - Since 2020 
    • Sri Lanka Forum of University Economists (SLFUE), Member - Since 2019
    • International Association of Engineers (IAENG), Member - Since 2018
    • IEEE Technical Committee on Services Computing (IEEE-CS TCSVC), Member - Since 2018
    • International Society for Development and Sustainability (ISDS), Member - Since 2015
    • Sri Lanka Students' Association in Japan (SLSAJ), Member - Since 2015
    • Internet Society (ISOC) - Sri Lanka Chapter, Member - Since 2013

    Research Interests

    • Data Mining
    • Machine Learning
    • Web Service Clustering
    • Recommendation
    • Ontology Learning

    Current Research Projects

    • Classification
      • Research Papers by Subject
      • AI Vs Human Text
      • English Sentence based on the Tone 
      • English Sentence based on the Tense of Sentence
    • Prediction:
      • Bug Priority Prediction Using Deep Learning Algorithms
    • Sentiment Analysis (Machine Learning/Deep Learning Techniques):
      • Detection of COVID-19 related Suicides (Based on Twitter Data)
      • Sentiment Analysis for Play Store App Review
    • Topic modeling (Based on Twitter Data):
      • Detection of COVID-19-related Suicides
      • Changes in Political Factors during the Covid-19 Pandemic


     

    Participation in Continuing Professional Development (CPD) Programmes/Extension Courses/Short Courses/Visiting Lectures

    • Resource person - Workshop of creating questions for the University Competency Test of Information Technology (UCTIT ) basic level examination, Higher Education for the Twenty First Century (HETC) project, University Development Grant (UDG) (Dec. 2014)
    • Resource person - Computer training workshop based on the office package for non-academic sub wardens, organized by the Centre for computer studies (Jan. 2014)
    • Resource person - Departmental session of the Student Orientation Programme 2021, Faculty of Applied Sciences under the topic “Career Prospects in IT industry - by Alumni of Dept. of CIS” (Aug. 2021)
    • Resource person - Computer exhibition at Openayake Viddyakara School conducted by the Centre for Computer Studies (May 2014)
    • Project Supervision - Bachelors of Information Technology (BIT) students' final year projects Supervision, University of Moratuwa (2021)
    • Visiting Lecturer - Master of Information Technology programme 2021 intake, Faculty of Graduate Studies, Sabaragamuwa University of Sri Lanka
    • Project Supervision - Bachelors of Information Technology (BIT) students' final year projects Supervision, University of Moratuwa (2023)

    Research Publication in Indexed Journals

  • Indexed in SCI / SCIE / SSCI and Scopus:

    • P.H.C. Samanmali, R.A.H.M. Rupasingha, Sentiment Analysis on Google Play Store App Users’ Reviews Based on Deep Learning Approach, Multimedia Tools and Applications, 2024, pp.1-29. 
    • R.D.S. Dilanka, R.A.H.M. Rupasingha, Sentiment Analysis on Suicidal Tendency Affected by the Covid-19 Pandemic: A Comparison of Different Algorithms Using Twitter Data, Coronaviruses, 2024 (Accepted)
    • K.D.S. Balasooriya, R.A.H.M. Rupasingha, and B.T.G.S. Kumara, Analysis of Suicide-Related Tweets During the COVID-19 Pandemic, Coronaviruses, 2024 (Accepted)
    • K. I. Senadhira, R. A. H. M. Rupasingha and B. T. G. S. Kumara, A Deep Learning Based Approach for Classifying Tweets Related to Online Learning During the Covid-19 Pandemic, Education and Information Technologies, 2023.
    • M. P. R. I. R. Silva, R. A. H. M. Rupasingha, B. T. G. S. Kumara, Identifying Complex Causal Patterns in Students’ Performance Using Machine Learning,  Technology, Pedagogy and Education, 2023.
    • A. M. Weerasinghe and R. A. H. M. Rupasingha, Improving Web Service Recommendation using Clustering with K-NN and SVD Algorithms, KSII Transactions on Internet and Information Systems, vol. 15, no. 5, pp. 1708-1727, 2021. DOI: 10.3837/tiis.2021.05.007.
    • R. A. H. M. Rupasingha, I. Paik, Alleviating Sparsity by Specificity-Aware Ontology-Based Clustering for Improving Web Service Recommendation, IEEJ Transactions on Electrical and Electronic Engineering, 2019 July 8, 14(10), pp.1507-1517.
    • R. A. H. M. Rupasingha, I. Paik, and B. T. G. S. Kumara, Specificity-Aware Ontology Generation for Improving Web Service Clustering, IEICE Transactions on Information and Systems, 2018 Aug 1, 101(8), pp.2035-2043.

    Research Publication in refereed Journals

    • R.M.D.G. Rathnayaka and R.A.H.M. Rupasingha, Management Lessons from Impact of Covid-19 on Political Changes: Sentiment Analysis Using Twitter Data, IUP Journal of Management Research, 2023, 22(2), pp.5-27.
    • K. M. G. S. Karunarathna, M. P. R. I. R. Silva, R. A. H. M. Rupasingha, Ensemble Learning Approach for Identifying Personality Traits based on Individuals' Behavior, Sri Lanka Journal of Social Sciences and Humanities,  2023, 3(1), pp. 107-116.
    • M. P. R. I. R. Silva, R. A. H. M. Rupasingha, B. T. G. S. Kumara, A Study for Determining Students’ Academic Performance Based on Their Activities Using Clustering Approaches,  Sri Lankan Journal of Technology (SLJoT),  2022, Vol. 03 Sp. Issue, pp. 55-61.
    • S. A. D. D. Abesiri, R. A. H. M. Rupasingha, An Ensemble Learning Approach to Predict Employees' Choice for Continuing E-working Concept in the Post-Pandemic World, The IUP Journal of Information Technology, Vol. 18, Issue. 4, 2022.
    • K M G S Karunarathna, R. A. H. M. Rupasingha, Learning to Use Normalization Techniques for Preprocessing and Classification of Text Documents, International Journal of Multidisciplinary Studies (IJMS), Volume 9, Issue II, pp 69 – 81, 2022
    • P. A. H. S. Gunathilaka, R. A. H. M. Rupasingha, Customer Satisfaction on Digital Banking During the Covid-19 Pandemic: A Case Study of Banking Customers in Sri Lanka, Sri Lankan Journal of Banking and Finance (SLJBF), Vol. 05, Issue 02, pp. 35-57, December 2022.
    • K M G S Karunarathna, R A H M Rupasingha and B T G S Kumara, An Ensemble Learning Approach to Classifying Documents Based on Formal and Informal Writing Styles, The IUP Journal of Information Technology, Vol. 18, No. 3, 2022 Sep., pp: 27-49.
    • H.A.G. Madusanka, R.A.H.M. Rupasingha, The Relationship between Job Skills and the Level of Job Availability in the Information Technology Industry: An Analysis of Information Technology Job Market, Journal of Business and Technology, Vol. 6, No. 2, 2022 July, pp: 95-118.
    • M. P. R. I. R. Silva, R. A. H. M. Rupasingha, Student Performance in Higher Educational Institutions: A Comparative Analysis based on Student Activities and Behaviors, Asian Journal of Multidisciplinary Studies, 2021, 4(1), pp.39-48.
    • P.M.P.S. Haththotuwa, R.A.H.M. Rupasingha, Adapting to online learning in higher education system during the covid-19 pandemic: a case study of Universities in Sri Lanka, Sri Lanka Journal of Social Sciences and Humanities,  2021, 1(2), pp.147-152.

    Published as full paper at the National/International Conferences/Symposium

    • T. D. M. Perera, R. A. H. M. Rupasingha and B. T. G. S. Kumara, "Deep Learning-Based Ensemble Model for Predicting the Lifestyle Status of a Person," 2024 4th International Conference on Advanced Research in Computing (ICARC), Belihuloya, Sri Lanka, 2024, pp. 25-30.
    • P. G. S. M. Dharmakeerthi, R. A. H. M. Rupasingha and B. T. G. S. Kumara, "CNN-Based Deep Learning Approach for Prioritization of Bug Reports," 2024 4th International Conference on Advanced Research in Computing (ICARC), Belihuloya, Sri Lanka, 2024, pp. 31-36.
    • T. E. Kumarawadu and R. A. H. M. Rupasingha, "Analyzing User's Sentiments Using Twitter Data on the Usage of ChatGPT," 2024 4th International Conference on Advanced Research in Computing (ICARC), Belihuloya, Sri Lanka, 2024, pp. 206-211.
    • D. N. A. Dissanayake, K. S. Ranasinghe and R. A. H. M. Rupasingha, "Forecasting Employee Personality Changes in the Post Covid-19 Era: Ensemble Learning Approach," 2023 5th International Conference on Advancements in Computing (ICAC), Colombo, Sri Lanka, 2023, pp. 822-827
    • N. H. T. M. De Siva and R. A. H. M. Rupasingha, "Classifying YouTube Videos Based on Their Quality: A Comparative Study of Seven Machine Learning Algorithms," 2023 IEEE 17th International Conference on Industrial and Information Systems (ICIIS), Peradeniya, Sri Lanka, 2023, pp. 251-256
    • J. K. Imanthika, K. S. Ranasinghe and R. A. H. M. Rupasingha, "Ensemble Learning Approach for Predicting the Necessity of Mental Health Treatments of Employees," 2023 IEEE 17th International Conference on Industrial and Information Systems (ICIIS), Peradeniya, Sri Lanka, 2023, pp. 1-6
    • J. G. Jayawickrama and R. A. H. M. Rupasingha, "Human Stress Detection Based on Sleeping Habits Using Machine Learning Algorithms," 2023 3rd International Conference on Advanced Research in Computing (ICARC), Belihuloya, Sri Lanka, 2023, pp. 7-12
    • G. A. N. Priyamal and R. A. H. M. Rupasingha, "Sentiment Analysis of Twitter Data on the Tourism Industry During the Covid-19 Pandemic," 2023 3rd International Conference on Advanced Research in Computing (ICARC), Belihuloya, Sri Lanka, 2023, pp. 48-53
    • S. M. S. T. Wijekoon and R. A. H. M. Rupasingha, "Machine Learning Approach for Discovering Successful Books Based on the Achievement of Award-Winning," 2023 3rd International Conference on Advanced Research in Computing (ICARC), Belihuloya, Sri Lanka, 2023, pp. 24-29
    • J. G. Jayawickrama and R. A. H. M. Rupasingha, "A Comparative Study of Clustering Humans Based on Their Stress Level," 2022 OPJU International Technology Conference on Emerging Technologies for Sustainable Development (OTCON), Raigarh, Chhattisgarh, India, 2023, pp. 1-6, doi: 10.1109/OTCON56053.2023.10114012.
    • H. R. I. E. Ranasinghe, K. S. Ranasinghe and R. A. H. M. Rupasingha, "Ensemble Learning Approach for Predicting Job Satisfaction on Freelancing Jobs in Sri Lanka," 2022 International Conference on Disruptive Technologies for Multi-Disciplinary Research and Applications (CENTCON), Bengaluru, India, 2022, pp. 41-46, doi: 10.1109/CENTCON56610.2022.10051528.
    • J. G. Jayawickrama and R. A. H. M. Rupasingha, "Ensemble Learning Approach to Human Stress Detection Based on Behaviours During the Sleep,"2022 4th International Conference on Advancements in Computing (ICAC), Colombo, Sri Lanka, 2022, pp. 132-137, doi: 10.1109/ICAC57685.2022.10025175.
    • K. M. G. S. Karunarathna, M.P. R. I. R. Silva and R. A. H. M. Rupasingha, Clustering Human Personality Based on Persons’ Behaviour, 3rd International Women in Engineering Symposium (WIESYMP) 2022, pp. 41-43, 19 November 2022. 
    • K. V. K. C. Gamage, K.S. Ranasinghe and R. A. H. M. Rupasingha, Predicting Social and Economic Impact of Social Entrepreneurs Using Machine Learning Algorithms, 3rd International Women in Engineering Symposium (WIESYMP) 2022, pp. 47-49, 19 November 2022.
    • H. R. I. E. Ranasinghe, K.S. Ranasinghe and R. A. H. M. Rupasingha, Machine Learning Approach to Predict the Job Satisfaction of Freelancing Jobs in Sri Lanka, 3rd International Women in Engineering Symposium (WIESYMP) 2022,  pp. 50-52, 19 November 2022. 
    • S. A. D. D. Abesiri and R. A. H. M. Rupasingha, "Predicting Employee Preference of Teleworking Using Machine Learning Techniques in the Post COVID-19 Period in Sri Lanka," 2022 International Research Conference on Smart Computing and Systems Engineering (SCSE), IEEE, 2022, pp. 22-27, doi: 10.1109/SCSE56529.2022.9905131.
    • N. Disayiram and R. A. H. M. Rupasingha, "A Comparative Study of Clustering English News Articles Using Clustering Algorithms," 2022 International Research Conference on Smart Computing and Systems Engineering (SCSE), IEEE, 2022, pp. 108-113, doi: 10.1109/SCSE56529.2022.9905210.
    • K. I. Senadhira, R. A. H. M. Rupasingha and B. T. G. S. Kumara, "Sentiment Analysis on Twitter Data Related to Online Learning During the Covid-19 Pandemic," 2022 International Research Conference on Smart Computing and Systems Engineering (SCSE), IEEE, 2022, pp. 131-136, doi: 10.1109/SCSE56529.2022.9905190.
    • S.T.N Rodrigo, R. A. H. M. Rupasingha, Evaluation of Employee Satisfaction of Working Online During Covid-19 Pandemic in Colombo District, 11th International Conference on Management and Economics (ICME 2022), 04 August 2022, pp.105-118.
    • N. Disayiram and R. A. H. M. Rupasingha, "A Comparative Study of Classifying English News Articles Using Machine Learning Algorithms," 2022 Trends in Electrical, Electronics, Computer Engineering Conference (TEECCON), 2022, pp. 50-55, doi: 10.1109/TEECCON54414.2022.9854832.
    • K. M. G. S. Karunarathna, R. A. H. M. Rupasingha and B. T. G. S. Kumara, "Classifying Documents based on Formal and Informal Writing Styles using Machine Learning Algorithms," 2022 2nd International Conference on Advanced Research in Computing (ICARC), 2022, pp. 373-378, IEEE, doi: 10.1109/ICARC54489.2022.9753774.
    • M. P. R. I. R. Silva, R. A. H. M. Rupasingha and B. T. G. S. Kumara, "A Comparative Study of Predicting Students’ Academic Performance Using Classification Algorithms," 2022 2nd International Conference on Advanced Research in Computing (ICARC), 2022, pp. 385-390, IEEE, doi: 10.1109/ICARC54489.2022.9753729.
    • S. Prasanth, K. Banujan, B. Kumara and H. Rupasingha, Prediction of Student Satisfaction on Online Learning during the COVID-19 Pandemic-A Case Study on Sri Lankan Universities, 21st International Conference on Advances in ICT for Emerging Regions (ICter), December 2021, (pp. 69-74). IEEE.
    • L.R.M.A.M. Weerasinghe, R. A. H. M. Rupasingha, Improving Web service recommendation using clustering and model-based methods, Kotelawala Defence University 13th International Research Conference, KDU IRC 2020, Sri Lanka, 15-16 Oct 2020.
    • R. A. H. M. Rupasingha, I. Paik, Improving Service Recommendation by Alleviating the Sparsity with a Novel Ontology-Based Clustering, In 2018 25th IEEE International Conference on Web Services (ICWS), San Francisco, CA, USA, 2-7 July 2018, DOI: 10.1109/ICWS.2018.00059, pp. 351-354.
    • T. Miyagi , R. A. H. M. Rupasingha, I. Paik, Analysis of Web Service Using Word Embedding by Deep Learning, In 2018 9th International Conference on Awareness Science and Technology (iCAST), IEEE, Fukuoka, Japan, 19-21 Sep. 2018, DOI: 10.1109/ICAwST.2018.8517167, pp. 336-341.  
    • R. A. H. M. Rupasingha, I. Paik, Evaluation of Web Service Recommendation Performance via Sparsity Alleviating by Specificity-Aware Ontology-Based Clustering, In 2018 9th International Conference on Awareness Science and Technology (iCAST), IEEE, Fukuoka, Japan, 19-21 Sep. 2018, DOI: 10.1109/ICAwST.2018.8517251, pp. 279-284.
    • R. A. H. M. Rupasingha, I. Paik, and B. T. G. S. Kumara, Improving Web Service Clustering through a Novel Ontology Generation Method by Domain Specificity, In Web Services (ICWS), 2017 24th IEEE International Conference on, IEEE, Honolulu, HI, USA , 25-30 June 2017, DOI: 10.1109/ICWS.2017.134, pp. 744-751. 
    • R. A. H. M. Rupasingha, I. Paik, B. T. G. S. Kumara, and T. H. A. S. Siriweera, Domain-aware web service clustering based on ontology generation by text mining. In Information Technology, Electronics and Mobile Communication Conference (IEMCON), 2016 IEEE 7th Annual, Vancouver, BC, Canada, 13-15 Oct. 2016, DOI: 10.1109/IEMCON.2016.7746301, pp. 1-7. 
    • R. A. H. M. Rupasingha, I. Paik, and B. T. G. S. Kumara, Calculating Web service similarity using ontology learning with machine learning. In 2015 IEEE International Conference on Computational Intelligence and Computing Research (ICCIC), India, December 2015, DOI: 10.1109/ICCIC.2015.7435686, pp. 1-8.

    Published in abstract/Extended abstract at the National/International Conferences/Symposium

    • T.D.M Perera, R.A.H.M Rupasingha, Improving the Accuracy by Using Ensemble Based Predictive Model for Predicting Healthy Lifestyle Based on Lifestyle, Habits, and Behaviors, Ruhuna International Science and Technology Conference (RISTCON) 2024, p.132
    • P.G.S.M. Dharmakeerthi, R.A.H.M. Rupasingha, B.T.G.S. Kumara, Ensemble Approach for Predicting Bug Priority Level Using Deep Learning Algorithms, Ruhuna International Science and Technology Conference (RISTCON) 2024, p.77
    • T.E. Kumarawadu, R.A.H.M Rupasingha, Sentiment Analysis on ChatGPT Based on Twitter Data: A Comparison Between Different Algorithms, Ruhuna International Science and Technology Conference (RISTCON) 2024, p.76
    • D.N.A Dissanayake and R.A.H.M. Rupasingha, Enhancing Bug Report Prioritization Using Deep Learning-Based Ensemble Approach, The 13th Annual Research Session, Sabaragamuwa University of Sri Lanka,  pp.104, 13th  Dec. 2023
    • K.M.G.S Karunarathna, R.A.H.M Rupasingha, B.T.G.S Kumara, Identify the Characteristics for Categorizing Documents based on Different Writing Styles, The 13th Annual Research Session, Sabaragamuwa University of Sri Lanka,  pp.41, 13th  Dec. 2023
    • K. M. G. S. Karunarathna, R.A.H.M. Rupasingha, B.T.G.S. Kumara, Detecting the Colloquial Language for Classifying Documents, 9th International Conference of Sabaragamuwa University of Sri Lanka (ICSUSL), 6th-8th Dec. 2023, pp.151
    • R.M.S.A. Rajapaksha, K.S. Ranasinghe, R.A.H.M. Rupasingha, Applying Latent Dirichlet Allocation for Twitter Data on the Tourism Industry During the Covid-19 Pandemic, 9th International Conference of Sabaragamuwa University of Sri Lanka (ICSUSL), 6th-8th Dec. 2023, pp.155
    • K.D.S. Balasooriya, R.A.H.M. Rupasingha, Conducting a Topic Modeling Approach Using Twitter Data: Growth of Suicide Attempts in the Covid-19 Period, 3rd International Conference on Innovation and Emerging Technologies (ICIET), 23rd-24th Nov. 2023, pp.42
    • M.G.D.S. Hansika, K.S. Ranasinghe, R.A.H.M. Rupasingha, Analyzing the Individual's Response to Political Actions During Covid-19 Pandemic Using Topic Modelling Techniques, 3rd International Conference on Innovation and Emerging Technologies (ICIET), 23rd-24th Nov. 2023, pp.46
    • J.K Imanthika, K.S. Ranasinghe, R.A.H.M. Rupasingha, Forecasting the Requirements for Mental Health Interventions of Employees Using Machine Learning Algorithms, 3rd International Conference on Innovation and Emerging Technologies (ICIET), 23rd-24th Nov. 2023, pp.48
    • N.H.T.M. De Siva, R.A.H.M. Rupasingha, Ensemble Learning Approach for Youtube Videos Classification based on Their Video Content, POSTGRADUATE INSTITUTE OF SCIENCE, Annual Research Congress (PGIS RESCON 2023), 3rd- 4th Nov. 2023, pp. 31
    • D.N.A. Dissanayake, R.A.H.M. Rupasingha, B.T.G.S. Kumara, Deep Learning-Based Hybrid Approach for Priority Prediction of Bug Reports Using Different Feature Vector Generations, 7th International Research Conference Uva Wellassa University (IRCUWU 2023), pp.76
    • P.H.C. Samanmali, R.A.H.M. Rupasingha, A Deep Learning Approach: Sentiment Analysis On Users’ Reviews On Google Play Store Apps, 7th International Research Conference Uva Wellassa University (IRCUWU 2023), pp. 71
    • L.P.P.K. Pemasiri, K.S.Ranasinghe, R.A.H.M.Rupasingha, Supervised Learning Techniques for Predicting the Personality of Employees in Sri Lanka after the Covid-19 Pandemic, 7th International Research Conference Uva Wellassa University (IRCUWU 2023), pp. 80
    • H.R.I.E. Ranasinghe, K.S. Ranasinghe, R. A. H. M. Rupasingha, Predicting the Job Satisfaction of Freelancers in Sri Lanka Using Machine Learning Algorithms, Ruhuna International Science and Technology Conference (RISTCON), pp. 59, 18 Jan. 2023. 
    • R.D.S. Dilanka, R. A. H. M. Rupasingha, Suicidal thoughts influenced by the COVID-19 pandemic: A comparative study using Twitter data, Ruhuna International Science and Technology Conference (RISTCON), pp. 54, 18 Jan. 2023. 
    • S. A D. D. Abesiri, R. A. H. M. Rupasingha, Assess the Sri Lankan employees' perception on remote working in post-covid-19 pandemic, Ruhuna International Science and Technology Conference (RISTCON), pp. 110, 18 Jan. 2023. 
    • S.M.S.T. Wijekoon, R. A. H. M. Rupasingha, A Comparative Study of Predicting the Award-Winning Books Using Machine Learning Algorithms, Ruhuna International Science and Technology Conference (RISTCON), pp. 109, 18 Jan. 2023. 
    • G.A.N. Priyamal, R. A. H. M. Rupasingha, Tracking Twitter data during the Covid-19 pandemic: A comparative analysis of tourism industry movement, Ruhuna International Science and Technology Conference (RISTCON), pp. 52, 18 Jan. 2023. 
    • R.M.D.G. Rathnayaka, R. A. H. M. Rupasingha, Public opinion on political changes during Covid-19: A comparison of machine learning algorithms using Twitter messages, Ruhuna International Science and Technology Conference (RISTCON), pp. 107, 18 Jan. 2023.
    • K.M.G.S Karunarathna, M.P.R.I.R Silva, R.A.H.M Rupasingha, Human Personality Classification Using Supervised Machine Learning Algorithms, 1st International Conference on Social Sciences and Languages (ICSSL), Proceedings of the 1st International Conference on Social Sciences and Languages, Sabaragamuwa University of Sri Lanka, pp 102-109, 2023. (Extended Abstract) 
    • K. I. Senadhira, R. A. H. M. Rupasingha, Classification of Twitter Data During the Covid-19 Pandemic: Positive, Negative, and Advertisement Tweets Related to Online Learning/Teaching, International Conference on Innovation and Emerging Technologies (ICIET), pp. 206, 25-26 Nov. 2022.
    • K.V.K.C. Gamage, K.S. Ranasinghe, and R.A.H.M. Rupasingha, Supervised Machine Learning Techniques for Foreseeing the Impact of Social and Economic Elements of Social Entrepreneurs, International Conference on Innovation and Emerging Technologies (ICIET), pp.177, 25-26 Nov. 2022.
    • N. Disayiram, R. A. H. M. Rupasingha, Clustering English News Articles Based on the Relevant Domains: Comparative Study Using Three Clustering Algorithms, Postgraduate Institute of Science, Annual Research Congress (PGIS RESCON 2022), Vol. 9, pp. 102, 28-29 Oct. 2022.
    • M. P. R. I. R. Silva, R. A. H. M. Rupasingha and B. T. G. S. Kumara, "Clustering Students to Determine their Academic Level Based on Demographic and Other Educational Data," 2nd International Conference on Science and Technology (ICST 2022), pp. 15, 24 August 2022.
    • M.P. R. I. R. Silva, R. A. H. M. Rupasingha, Cluster Analysis Approach to Identify Students' Academic Performance, International Conference on Science Education (ICSE 2022), 6 August 2022, pp.10.
    • K. M. G. S. Karunarathna, R. A. H. M. Rupasingha, Studying Automatic Document Classification for Different Writing Styles using Ensemble Learning Approach, 6th International Research Conference Uva Wellassa University (IRCUWU 2022), 28-29 July 2022, pp. 81.
    • K. I. Senadhira, R. A. H. M. Rupasingha, Sentiment Analysis of Twitter Data: Measuring the Positive or Negative Perception Toward E-Learning During the Covid-19 Pandemic, 6th International Research Conference Uva Wellassa University (IRCUWU 2022), 28-29 July 2022, pp.82.
    • J. G. Jayawickrama, R. A. H. M. Rupasingha, Machine Learning Algorithms to Identify the Level of Human Stress Based on Sleeping Habits, 6th International Research Conference Uva Wellassa University (IRCUWU 2022), 28-29 July 2022, pp.83.
    • S. A. D. D. Abesiri, R. A. H. M. Rupasingha, Prediction of Employee Satisfaction on Online Working After the Covid-19 Pandemic - A Case Study on Sri Lankan Employees, 6th International Research Conference Uva Wellassa University (IRCUWU 2022), 28-29 July 2022, pp.84.
    • M.P. R. I. R. Silva, R. A. H. M. Rupasingha, An analysis of student performance in higher education institutions in relation to their other activities,  7th International Conference on Humanities and Social Sciences (ICONArts 2021), 01-03 Dec. 2021.
    • P. M. P. S . Haththotuwa, R. A. H. M. Rupasingha, Models and Learning Platforms for Online Learning During the Covid-19 Pandemic: A Case Study of Universities in Sri Lanka, The 3rd International Conference on Future of Education, 2020.

    Presented with evidence at the National/International Conferences/Symposium

  • Proceedings at the technical committee:

    • R. A. H. M. Rupasingha, I. Paik, Evaluation of the Effectiveness of Recommendation while Managing the Data Density of the Web Service-User Preference, 09-10 Nov 2018, IEICE technical report, Japan.
    • R. A. H. M. Rupasingha, T. Yui, I. Paik, Readability Categorization of Japan EIKEN Document using Machine Learning with TF-IDF, 01 June 2018, IEICE technical report, Japan.
    • R. A. H. M. Rupasingha, I. Paik, Domain Information Measure with Novel Ontology Generation for Web Service Clustering, 02 June 2017, IEICE technical report, Japan, Vol. 117, Issue 75, pp 27-32.
    • R. A. H. M. Rupasingha, I. Paik, and B. T. G. S. Kumara, Web Service Clustering through Calculating Semantic Similarity of Web Services using Novel Ontology Learning Method, 04 Nov. 2016, IEICE technical report, Japan, Vol. 116, Issue 287, pp 13-18.
    • H. Sakai, R. A. H. M. Rupasingha, I. Paik, Performance Evaluation of Taxonomy Classification Using Machine Learning, 03 June 2016, Poster presented at: IEICE technical report, Japan. 
    • R. A. H. M. Rupasingha, I. Paik, and B. T. G. S. Kumara, Improving Web Service Clustering using Ontology Learning with Machine Learning, 03 June 2016, IEICE technical report, Japan, Vol. 116, Issue 76, pp. 23-28.
    • R. A. H. M. Rupasingha, I. Paik, and S. Lekamge, Mobile Transactions on Network Society, March 2015, IEICE technical report, Japan, Vol. 114, Issue 525, pp. 65-70.

    Posters:

    • R. A. H. M. Rupasingha, Incheon Paik, Specificity-Aware Ontology Generation for Improving Web Service Clustering, Graduate school information fair, University of Aizu, Japan, 05 July 2017
    • R. A. H. M. Rupasingha, Incheon Paik, Banage T. G. S. Kumara, Calculating Web Service Similarity using Ontology Learning with Machine Learning, Graduate school information fair, University of Aizu, Japan, 01 June 2016

    Student Symposium:

    • P. M. P. S . Haththotuwa, R. A. H. M. Rupasingha, Adapting to E-Learning in Sri Lankan Higher Education System During the Covid-19 Pandemic, 6th Sabaragamuwa Social Sciences & Languages Students' Annual Symposium, SSLSAS 2020
    • K.M.T.S. Weerarathna, R.A.H.M. Rupasingha, P.S. Rathnayaka, Developing a Hotel Management System for Automating the Manual Process, 6th Sabaragamuwa Social Sciences & Languages Students' Annual Symposium, SSLSAS 2020
    • G.K.D. Madhubashinie, R.A.H.M Rupasingha, A. Gurusingha, Building an E-Commerce Website for Selling Templates, 6th Sabaragamuwa Social Sciences & Languages Students' Annual Symposium, SSLSAS 2020
    • I.M. Hettihewa, R.A.H.M. Rupasingha, S.S. Senevirathna, Information Innovations in the Modern E-Financial System of Lanka Credit and Business Finance Limited, 6th Sabaragamuwa Social Sciences & Languages Students' Annual Symposium, SSLSAS 2020
    • R.K.C.L. Priyankara, R.A.H.M. Rupasingha, A. Gurusingha, Developing a Commercial Website for Selling Websites, 6th Sabaragamuwa Social Sciences & Languages Students' Annual Symposium, SSLSAS 2020
    • K.M.G.S Karunarathna, R.A.H.M. Rupasingha, Automatically Document Categorizing Based on Formal and Informal Writing Styles, 7th Sabaragamuwa Social Sciences & Languages Students' Annual Symposium, SSLSAS 2022
    • M.P.R.I.R. Silva, R.A.H.M. Rupasingha, A Comparative Study of Predicting Students’ Academic Performance Using Supervised and Unsupervised Machine Learning Algorithms, 7th Sabaragamuwa Social Sciences & Languages Students' Annual Symposium, SSLSAS 2022
    • K. S. Y. D. Silva, R. A. H. M. Rupasingha,  D. Diwakara, APPLICATION REPACKAGING USING ADMIN STUDIO, 8th Sabaragamuwa Social Sciences & Languages Students' Annual Symposium, SSLSAS 2022
    • J.G. Jayawickrama, R.A.H.M. Rupasingha, HUMAN STRESS DETECTION BASED ON SLEEPING HABITS USING SUPERVISED AND UNSUPERVISED MACHINE LEARNING ALGORITHMS, 8th Sabaragamuwa Social Sciences & Languages Students' Annual Symposium, SSLSAS 2022
    • K.I. Senadhira, R.A.H.M. Rupasingha, A COMPARATIVE STUDY ON TWEETS RELATED TO DISTANCE LEARNING DURING THE CORONAVIRUS PANDEMIC, 8th Sabaragamuwa Social Sciences & Languages Students' Annual Symposium, SSLSAS 2022
    • N.H.T.M. De Silva, R.A.H.M. Rupasingha, A COMPARATIVE STUDY ON CLASSIFYING YOUTUBE VIDEOS BASED ON THEIR QUALITY, 9th Sabaragamuwa Social Sciences & Languages Students' Annual Symposium, SSLSAS 2023
    • A.S.D. Gomas, R.A.H.M. Rupasingha, R. Chamika, CREATING BASH SCRIPTS TO VERIFY THE DATA TRANSFERRING PROCESS BETWEEN THE LANDING SERVER AND THE BACKUP SERVER, 9th Sabaragamuwa Social Sciences & Languages Students' Annual Symposium, SSLSAS 2023
    • K.D.S. Balasooriya, R.A.H.M. Rupasingha, TOPIC MODELING: SUICIDE-RELATED TWITTER DATA DURING THE COVID-19 PANDAMIC PERIOD, 9th Sabaragamuwa Social Sciences & Languages Students' Annual Symposium, SSLSAS 2023
    • D.N.A. Dissanayake, R.A.H.M. Rupasingha, BUG REPORT PRIORITY PREDICTION USING ENSEMBLE APPROACH BY DEEP LEARNING ALGORITHM, 9th Sabaragamuwa Social Sciences & Languages Students' Annual Symposium, SSLSAS 2023
    • J.K. Imanthika, K.S. Ranasingha, R.A.H.M. Rupasingha, SUPERVISED MACHINE LEARNING TECHNIQUES FOR PREDICTING MENTAL HEALTH OF EMPLOYEES, 9th Sabaragamuwa Social Sciences & Languages Students' Annual Symposium, SSLSAS 2023
    • L.P.P.K. Pemasiri, K.S. Ranasinghe, R.A.H.M. Rupasingha, FORESEEING THE IMPACT OF COVID-19 ON EMPLOYEES' PERSONALITY: MACHINE LEARNING APPROACH, 9th Sabaragamuwa Social Sciences & Languages Students' Annual Symposium, SSLSAS 2023
    • R.M.S.A. Rajapaksha, K.S. Ranasinghe, R.A.H.M. Rupasingha, TOPIC MODELLING OF TWITTER DATA ON THE TOURISM INDUSTRY DURING THE COVID-19 PANDEMIC, 9th Sabaragamuwa Social Sciences & Languages Students' Annual Symposium, SSLSAS 2023
    • P.H.C. Samanmali, V.P.G. Priynakara, R.A.H.M. Rupasingha, A SENTIMENT ANALYSIS ON REVIEWS OF THE GOOGLE PLAY STORE BASED ON THE LATEST FIFTEEN APPS BY DEEP LEARNING APPROACH, 9th Sabaragamuwa Social Sciences & Languages Students' Annual Symposium, SSLSAS 2023

    Recognized National/International awards for learning, research and teaching

    • Awarded as the "Best Researcher 2023 of the Faculty of Social Sciences & Languages in recognition of the research excellence in the field of Computer Science" at the 28th Anniversary, University Day 2024, Sabaragamuwa University of Sri Lanka.
    • Best paper award at the 07th International Research Conference of Uva Wellassa University (IRCUWU 2023) on August 17-18, 2023
      Track: Computing and Informatics Technical Session
    • Awarded as the "Best Researcher 2022 of the Faculty of Social Sciences & Languages in recognition of the research excellence in the field of Computer Science" at the 27th Anniversary, University Day 2023, Sabaragamuwa University of Sri Lanka.
    • Best paper award at the 3rd International Women in Engineering Symposium (WIESYMP) 2022 on 19th November 2022 (Track: Information & Communication Technology).
    • Financial Assistance from University Grants Commission (UGC) to carry out postgraduate studies in Japan and financial assistance by way of travel grant for postgraduate studies abroad, 2015
    • Selected as a student volunteer and won the student travel award for 24th IEEE International Conference on Web Services; ICWS 2017 (Hawaii, USA) - Sponsored by IEEE and Services Society
    • Awarded an international conference travel grant for graduate school students - From the University of Aizu, Japan for participating the IEEE International Conference on Web Services; ICWS2018 (San Francisco, USA)
    • Selected as a research assistant under the outstanding student category in the year 2017 during the Doctoral degree program
    • Selected as a research assistant under the outstanding student category in the year 2018 during the Doctoral degree program

    Recognized National/International awards for learning, research and teaching

    Positions Held/Hold or service Rendering/Rendering (University Level/National Level/International Level)

    • Head - Department of Economics and Statistics, Faculty of Social Sciences and Languages, Sabaragamuwa University of Sri Lanka (Nov. 2020 to Nov. 2023)
    • Member - Board of study in Computing in the Faculty of Graduate Studies, Sabaragamuwa University of Sri Lanka (Jan. 2022 to date)
    • Member - Board of study in Social Science in the Faculty of Graduate Studies, Sabaragamuwa University of Sri Lanka (Jan. 2022 to date)
    • Chair - Faculty Web Committee, Faculty of Social Sciences and Languages (Nov. 2023 to date)
    • Coordinator - Master of Information Technology programme 2024 intake, Faculty of Graduate Studies, Sabaragamuwa University of Sri Lanka (2024)
    • Acting Head - Department of Economics and Statistics, Faculty of Social Sciences and Languages (2019)
    • Activity Coordinator – ELTA-ELSE department development project under AHEAD project, Department of Economics and Statistics, Faculty of Social Sciences and Languages (Activity no 02 and Activity no 05) - (2019-2020)
    • Action Coordinator - ELTA-ELSE Faculty development project under AHEAD project, Faculty of Social Sciences and Languages 
    • Academic Sub Warden (Female) - for the academic year 2012/2013, Sabaragamuwa University of Sri Lanka
    • Student Counsellor - for the academic year 2018/2019, Sabaragamuwa University of Sri Lanka
    • Student Counsellor - for the academic year 2019/2020, Sabaragamuwa University of Sri Lanka 
    • Advisor - Student Circle of the Department of Economics and Statistics, Faculty of Social Sciences and Languages (Feb. 2020 to date)
    • Advisor - Alumni Association of Economics, Statistics and Information and Communication Technology, Sabaragamuwa University of Sri Lanka (Jan. 2021 to date)
    • Member - Faculty Research Grant Committee of Faculty of Social Sciences and Languages, Sabaragamuwa University of Sri Lanka (Feb. 2021 to date)
    • Member - Establishment of Faculty Level Gender Equity and Equality cell, Faculty of Social Sciences and Languages (June 2020 to date)
    • Member - The Faculty Quality Assurance Cell (2022)
    • Committee member - E-Teaching of the Faculty of Social Sciences and Languages
    • Committee member - Restructuring BA (External) degree programs offered by the universities under the universities Act (2021)
    • Community member and coordinator/Department of Computing and Information Systems  - Science exhibition and career fair of the Faculty of Applied Sciences (2013 and 2014)
    • Student volunteer - 24th IEEE International Conference on Web Services, Hawaii, USA, 24-30 June, 2017
    • Curriculum planning and development
      • Committee Member - Development of new material for the existing (including detailed curriculum) for the B.Sc (Special) in Computing and Information Systems at the Department of Computing and Information Systems, Faculty of Applied Sciences (2013-2014)
      • Committee Member - Development and Revision of B. Sc Hons in Information Systems Curriculum based on ACM/IEEE Guidelines (2013-2014)
      • Secretary - Faculty curriculum committee, Faculty of Social Sciences and Languages (2020-2021)
      • Committee Member - Faculty curriculum committee and department curriculum committee (2021 to date)
      • Providing Expert Feedback for the Curriculum of Proposed BScHons (Soft. Eng.) Degree, Lanka Nippon BizTech Institute (LNBTI ) (April 2020)
      • Committee Member (Reviewing) - Review the curriculum of the certificate in Computer and Information Technology, Centre for Open and Distance Learning, Sabaragamuwa University of Sri Lanka (Feb. 2021)
      • Committee Member - Revise the curriculum of the IT professional courses and certificate in advanced Java programming, Centre for Open and Distance Learning, Sabaragamuwa University of Sri Lanka (Feb. 2021)

    Undergraduate Teaching

    • IS 11201 - Fundamentals of Information Systems 
    • CIS 11302 - Programming fundamentals
    • IS 12212 - Human Computer Interaction
    • CIS 21311 - Personal productivity with IS technology
    • NRM 22101 - Database Management Systems
    • FST 22101 - Database Management Systems
    • CIS 22318 - System Integration and Architecture
    • CIS 22320 - Web systems and technologies
    • EBM 2243 - Management Information Systems
    • ICT 221 - Database Management Systems
    • ICT 311 - Advanced Web Development
    • ICT 314 - Object Oriented System Design, Object Oriented Programming Languages 
    • ICT 325 - Application of System Development, Object Oriented System Design
    • ICT 415 - ICT Base Interactive Learning and Teaching Methods

     

    Postgraduate Teaching

    • Master of Information Technology programme 2021 intake, Faculty of Graduate Studies, Sabaragamuwa University of Sri Lanka
      • MIT 215  - Database Management Systems
    • Master of Information Technology programme 2023 intake, Faculty of Graduate Studies, Sabaragamuwa University of Sri Lanka
      • MIT 215  - Database Management Systems