| Comparative Analysis of Rainfall Data Sources in Agro-Ecological Zones of Sri Lanka: Expensive Meteorological Measurements vs Freely Available NASA Data A Karunarathne, S De Silva, D Halwatura, I Premarathna, SSN Perera Proceedings of International Forestry and Environment Symposium 28, 2024 | | 2024 |
| Modeling Sri Lankan GDP using Macroeconomic Indicators: An Approach Using Principal Component Analysis A Karunarathne, ITS Piyatilake 2023 8th International Conference on Information Technology Research (ICITR …, 2023 | | 2023 |
| Modeling and indexing the drought severity by augmenting SPI metric system to incorporate multi-modal ground temperature data S Karunarathne, K De Silva, S Perera arXiv preprint arXiv:2309.11505, 2023 | | 2023 |
| Determining Flood Risk Vulnerability Using Factor Analysis Approach A Karunarathne, ITS Piyatilake 2021 6th International Conference on Information Technology Research (ICITR …, 2021 | | 2021 |
| Modelling and Forecasting the Usage of Cellular and Landline Phones in Sri Lanka: Univariate Time Series Approach A Karunarathner, MSH Perera, UP Liyanage International Journal of Academic Research, 2020 | | 2020 |
| Decision Supportive Index to Rank the Countries According to the Transmission Risk of COVID-19: A Fuzzy Mathematical Approach A Karunarathne, ITS Piyatilake | | 2020 |
| Modeling and Forecasting the Usage of Cellular and Landline Phones in Sri Lanka A Karunarathne, MSH Perera, UP Liyanage International Conference on Applied Social Statistics (ICASS)-2019 …, 2019 | | 2019 |
| Stable forecasting of tax revenues of selected countries assisted by Clustering Approach A Karunarathne, UP Liyanage, AP Hewaarachchi 4th International Research Symposium on Pure and Applied Sciences, Faculty …, 2019 | | 2019 |
| Modeling and Forecasting the Usage of Cellular and Landline Phones in Sri Lanka A.W.S.P Karunarathne, M.S.H Perera, U.P Liyanage International Conference on Applied Social Statistics (ICASS), 2019 | | 2019 |
| Stable forecasting of tax revenues of selected countries assisted by Clustering Approach A. W. S. P Karunarathne, U. P Liyanage, A. P Hewaarachchi International Research Symposium on Pure and Applied Sciences (IRSPAS), 2019 | | 2019 |
| Comparison of AIC, BIC and AICC in autoregressive order 1 time series models A Karunarathne, AP Hewaarchchi | | 2019 |
| A seasonal ARIMA model to forecast monthly potato yield in Sri Lanka MSH Perera, A Karunarathne, SS Hewage, LBU Sandamali, ... | | 2019 |
ITS PiyatilakeSenior Lecturer in Mathematics, University of MoratuwaVerified email at uom.lk
