Prof. S. Sanjeewa Nishantha Perera
Department of Mathematics
Publications
SPI threshold standardization for Sri Lanka to identify dry conditions using Gumbel-Hougaard dependencies
CONFERENCE PROCEEDINGS - Full Papers
Proceedings of International Conference on Computational and Mathematical Modelling - 2024, Centre for Mathematical Modeling, University of Colombo, pp 68-74
Publication year: 2024
Solving Sweeping Problem for trees in Graph Theory
CONFERENCE PROCEEDINGS - Full Papers
Proceedings of International Conference on Computational and Mathematical Modelling - 2024, Centre for Mathematical Modeling, University of Colombo, pp 138-144
Publication year: 2024
Predictive analysis of dengue trends in four different countries
CONFERENCE PROCEEDINGS - Abstracts
Symposium on Biomathematics (SYMOMATH) 10-12 July 2024, Universitas Indonesia, Indonesia, pp 56
Publication year: 2024
Performance optimization through Hybrid Modelling: An application to Dengue Disease
REFEREED JOURNAL PUBLICATIONS
COMPUTER SCIENCE AND MATHEMATICAL MODELLING, 17, pp 23-27
Publication year: 2024
Performance optimization through hybrid modeling: An application to dengue disease
CONFERENCE PROCEEDINGS - Full Papers
Proceedings of International Conference on Computational and Mathematical Modelling - 2024, Centre for Mathematical Modeling, University of Colombo, pp 205-211
Publication year: 2024
NEGATIVE BINOMIAL APPROACHFOR FORECASTING DENGUE INCIDENCE IN COLOMBO, SRI LANKA
CONFERENCE PROCEEDINGS - Abstracts
Abstract Booklet, International Conference on Computational Mathematics and Advances in Modern Technology (ICCMAMT 2024), organized by Hindustan Institute of Technology & Sciences, pp 56
Publication year: 2024
Modeling and indexing drought severity with multi-modal ground temperature data
REFEREED JOURNAL PUBLICATIONS
Environmental and Ecological Statistics, 31(3), pp. 707-723
Publication year: 2024
Joint Impact of Climate Factors on Dengue Transmission: Evidence from Colombo, Jakarta, and Selangor
CONFERENCE PROCEEDINGS - Abstracts
Symposium on Biomathematics (SYMOMATH) 10-12 July 2024, Universitas Indonesia, Indonesia, pp 55
Publication year: 2024
Impact of Nonlinear Behavior of Climate Variables on Forecasting the Dengue Incidents
CONFERENCE PROCEEDINGS - Abstracts
Abstract Proceedings, International Conference on Blooming Fuzzifier Logic (ICBFL 2024) organized by Chikkanna Government Arts College, Tiruppur, pp 25
Publication year: 2024
Identifying Dengue Hot-Spots in Sri Lanka: An Agent Based Models
CONFERENCE PROCEEDINGS - Abstracts
Proceedings of the International Conference on Advancement in Applied Mathematics (ICAAM - 2024), organized by SIVET College, India
Publication year: 2024
Identification of the trade-off feasibility region between positive and negative traits of a predator-prey system between dengue virus and Aedes vector
CONFERENCE PROCEEDINGS - Full Papers
Proceedings of International Conference on Computational and Mathematical Modelling - 2024, Centre for Mathematical Modeling, University of Colombo, pp 61-67
Publication year: 2024
Estimating dynamics of dengue disease in Colombo district of Sri Lanka with environmental impact by quantifying the per-capita vector density
Developing Dengue Risk Index: Data from Western Province Sri Lanka
CONFERENCE PROCEEDINGS - Abstracts
Proceedings of the International Conference on Advancement in Applied Mathematics (ICAAM - 2024), organized by SIVET College, India
Publication year: 2024
Determining dengue infection risk in the Colombo district of Sri Lanka by inferencing the genetic parameters of Aedes mosquitoes
An early warning system for dengue controlling by synergizing dengue modeling and management
CONFERENCE PROCEEDINGS - Full Papers
Proceedings of International Conference on Computational and Mathematical Modelling - 2024, Centre for Mathematical Modeling, University of Colombo, pp 26-32
Publication year: 2024
A MULTIDIMENSIONAL MODELING APPROACH TO CLASSIFY THE POVERTY LEVELS OF HOUSEHOLDS
CONFERENCE PROCEEDINGS - Abstracts
Abstract Booklet, International Conference on Computational Mathematics and Advances in Modern Technology (ICCMAMT 2024), organized by Hindustan Institute of Technology & Sciences, pp 13
Publication year: 2024
separable programming approach for resource optimization in controlling epidemics
REFEREED JOURNAL PUBLICATIONS
International Journal of Operational Research, 48(3), pp 357-381
Publication year: 2023
Modeling and Forecasting Volatility of Gold Price Using Arima – Ann Hybrid Model and Gold Market Behavior During World Crises
CONFERENCE PROCEEDINGS - Full Papers
Proceedings of the 11th International Symposium – 2023 South Eastern University of Sri Lanka, pp 68-77
Publication year: 2023
Mathematical tools and their applications in dengue epidemic data analytics
BOOKS & BOOKS CHAPTERS
Advances in Epidemiological Modeling and Control of Viruses,Hemen Dutta, Khalid Hattaf (Editors), Elsevier AP, pp 253-284, ISBN: 978-0-323-99557-3
Publication year: 2023
Mathematical models of early stage Covid-19 transmission in Sri Lanka
BOOKS & BOOKS CHAPTERS
Advances in Epidemiological Modeling and Control of Viruses,Hemen Dutta, Khalid Hattaf (Editors), Elsevier AP, pp 191-230, ISBN: 978-0-323-99557-3
Publication year: 2023
Mathematical analysis of within-host dengue dynamics with innate and adaptive immune responsess
Investigating The Forecasting Performance of Garch Models in Predicting Financial Volatility of Large-Cap Stock Indices During The Covid-19 Pandemic
CONFERENCE PROCEEDINGS - Full Papers
Proceedings of the 11th International Symposium – 2023 South Eastern University of Sri Lanka, pp 78-87
Publication year: 2023
Identifying Long–Term Optimal Vaccination Strategies for Mitigating a Pandemic: a Computational Modeling approach using COVID-19 data in Sri Lank
REFEREED JOURNAL PUBLICATIONS
Commun. Combin., Cryptogr. & Computer Sci- 2023 pp 20–28
Publication year: 2023
Fuzzy Inference System to Identify Disaster Risk Levels in Sri Lanka
CONFERENCE PROCEEDINGS - Abstracts
Proceedings of the Postgraduate Institute of Science Research Congress, Sri Lanka: 3rd- 4thNovember 2023, pp 36
Publication year: 2023
Forecasting of Energy Consumption in An Industrial Firm using Statistical and Machine Learning Models
CONFERENCE PROCEEDINGS - Full Papers
Proceedings of the 11th International Symposium – 2023 South Eastern University of Sri Lanka, pp 111-118
Publication year: 2023
Dengue Disease Prediction with Seasonality of Environmental Factors
REFEREED JOURNAL PUBLICATIONS
Commun. Combin., Cryptogr. & Computer Sci- 2023 pp 29–38
Publication year: 2023
Dengue Disease Prediction using Rainfall Variation in The Colombo District, Sri Lanka
CONFERENCE PROCEEDINGS - Full Papers
Proceedings of the 11th International Symposium – 2023 South Eastern University of Sri Lanka, pp 103-110
Publication year: 2023
Comparative Analysis of Rainfall Data Sources in Agro-Ecological Zones of Sri Lanka: Expensive Meteorological Measurements vs Freely Available NASA Data
CONFERENCE PROCEEDINGS - Full Papers
Proceedings of the 28th International Forestry and Environment Symposium 2024 of the Department of Forestry and Environmental Science, University of Sri Jayewardenepura, Sri Lanka, pp 208
Publication year: 2023
Chaos of COVID-19 Superspreading Events: An Analysis Via a Data-driven Approach
REFEREED JOURNAL PUBLICATIONS
Journal of Health Management, 25(3), pp 514 - 525
Publication year: 2023
Application of Garch Models to Estimate and Predict Financial Volatility of Daily Stock Returns in Yahoo Finance
CONFERENCE PROCEEDINGS - Full Papers
Proceedings of the 11th International Symposium – 2023 South Eastern University of Sri Lanka, pp 45-67
Publication year: 2023