Department of Spatial Sciences

• BSc in Surveying Sciences, Specialization in GIS & Cartography Degree with Second Class division, Faculty of Geomatics, Sabaragamuwa University of Sri Lanka (December 2010 – July 2015).
• Certificate in Teaching in Higher Education (2020/2021) – General Sir John Kotelawala Defence University.

• 3D GIS, 3D City Model and Application, 3D Road Traffic Noise Visualisation, Road Traffic Noise Absorption, 3D Spatial Interpolation and Developments, 3D Tree Model and Application, 3D Voxels and Environmental Application, LiDAR Point Clouds

• Geographical Information Science
• Cartography
• Remote Sensing
• Plane Surveying
• CAD for Surveyors
• Draftsmenship

• Lecturer (Visiting) at Department of Social Sciences, Faculty of Management, Social Sciences & Humanities, General Sir John Kotelawala Defence University (2022).
• Lecturer (Visiting) at Department of Social Sciences , Faculty of Management, Social Sciences & Humanities , General Sir John Kotelawala Defence University (2021).
• Instructor (Visiting) at Department of Spatial Sciences, Faculty of Built Environment & Spatial Sciences, General Sir John Kotelawala Defence University (July 2019 – September 2019).
• Instructor (Visiting) at Department of Architecture, Faculty of Built Environment & Spatial Sciences, General Sir John Kotelawala Defence University (September 2019 – October 2019).
• Instructor (Visiting) at Department of Quantity Surveying, Faculty of Built Environment & Spatial Sciences, General Sir John Kotelawala Defence University (July 2019 – August2019).
• Instructor (Visiting) at Department of Spatial Sciences, Faculty of Built Environment & Spatial Sciences, General Sir John Kotelawala Defence University (May 2019 – July2019).
• Survey Engineer at COSEC Engineering & Survey Consulting, Akuressa (January – 2017-December 2019).
• Government Surveyor at Survey Department (March-2016-January-2017)
• Demonstrator (Temporary) at Faculty of Geomatics, Sabaragamuwa University of Sri Lanka. (January 2016 – March 2016)
• Hydrographic surveyor (Trainee) at National Hydrographic Office (NHO), National Aquatic Resources Research & Development Agency. (March 2015 – June 2015)

Index Journals (Scopus/Web of Science) Publication  

• Ridzuan, N., Wickramathilaka, N., Ujang, U., Azri, S. (2024). 3D Voxelisation for Enhanced Environmental Modelling Applications, Pollution, 10(1), pp. 151-167. doi: 10.22059/poll.2023.360562.1942. (Scopus and Web of Science, Q3, Iran)
• Wickramathilaka, Nevil, Ujang, Uznir, Azri, Suhaibah and Choon, Tan Liat. “Threedimensional visualisation of traffic noise based on the Henk de-Klujijver model” Noise Mapping, vol. 10, no. 1, 2023, pp. 20220170. https://doi.org/10.1515/noise–2022–0170. (Scopus and Web of Science, Q1, Germany)
• Wickramathilaka, N., Ujang, U., Azri, S., & Choon, T. L. (2023). Calculation of Road Traffic Noise, Development of Data, and Spatial Interpolations for Traffic Noise Visualization in Three-dimensional Space. Geomatics and Environmental Engineering, 17(5), 61–85. https://doi.org/10.7494/geom.2023.17.5.61. (Scopus, Q3, Poland)

Index Conference Publication (Scopus)

• Wickramathilaka, N., Ujang, U., Azri, S., Samsuddin, S. (2024). Road Traffic Noise Visualization Modeling in Two- and Three-Dimensional Space: A Review. Recent Research on Geotechnical Engineering, Remote Sensing, Geophysics and Earthquake Seismology. MedGU 2022. Advances in Science, Technology & Innovation. Springer, Cham. https://doi.org/10.1007/978-3-031-48715-6_37. (Scopus, Morocco).
• Wickramathilaka, N., Ujang, U., Azri, S. (2024). Road Traffic Noise Pollution Mitigation Strategies Based on 3D Tree Modelling and Visualisation. Innovations in Smart Cities Applications Volume 7. SCA 2023. Lecture Notes in Networks and Systems, vol 938. Springer, Cham. https://doi.org/10.1007/978-3-031-54376-0_23. (Scopus, France).
• N Wickramathilaka and U Ujang 2023. 3D Kriging interpolation for traffic noise visualization: designing noise observation points and valuation of spatial interpolation accuracy. IOP Conf. Ser.: Earth Environ. Sci. 1274 012001. doi: 10.1088/1755-1315/1274/1/012001. (Scopus, Malaysia)
• Wickramathilaka N., Ujang U., Azri S., Choon T.L., 2022. Influence of Urban Green Spaces on Road Traffic Noise Levels: – A Review. The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, Volume XLVIII-4/W3-2022. The 7th International Conference on Smart City Applications, 19–21 October 2022, Castelo Branco, Portugal. DOI= 10.5194/isprs-archives-XLVIII-4-W3-2022-195-2022. (Scopus, Portugal).

 Conference Publication

• Rupathunga P.A.M.T., Munasinghe D.S., Wickramathilaka N.V., and Hansamal P.A.T, 2023. Geospatial Modelling of Ground Water Potentiality -A Case Study of Divulapitiya Divisional Secretariat Division, Sri Lanka. 9th International Conference of Sabaragamuwa University of Sri Lanka (ICSUSL) and 4th China – Sri Lanka Communication and Cooperation Forum, Advancing Multidisciplinary Approaches for a Sustainable and Resilient Future. Belihuloya, Sri Lanka 6th – 8th December 2023. Sabaragamuwa University of Sri Lanka.
• Rupathunga P.A.M.T., Rupasinghe A.R., Lakmal A.H., Wickramathilaka N.V., Hansamal P.A.T., 2023. Mapping of Human-Elephant Conflict Risk Zones: A Case Study of Sooriyawewa Divisional Secretariat Division, SriLanka.16th International Research Conference, Achieving Resilience Through Digitalization, Sustainability and Sectoral Transformation. Ratmalana, Sri Lanka 7th – 8th September 2023. Kotelawala Defence University: Ratmalana.
• Alahakoon M.D., Wickramathilaka N.V., Ranawaka C.P., Lakmal A.H., Iddagoda C.D., 2023. Two-Dimensional Road Traffic Noise Mapping: A Case Study of Matara City in Sri Lanka. 16th International Research Conference, Achieving Resilience Through Digitalization, Sustainability and Sectoral Transformation. Ratmalana, Sri Lanka 7th – 8th September 2023. Kotelawala Defence University: Ratmalana.
• Hasara K.S.L.S., Wickramathilaka N.V., Sandamali K.U.J., Chathuranga K.M., Malavipathirana C.G., 2023. An Assessment of Urban Expansion through the Integration of Remote Sensing Data and the Relative Shannon Entropy Model in GIS: A Case Study of Mirissa Tourism City in SriLanka. 16th International Research Conference, Achieving Resilience Through Digitalization, Sustainability and Sectoral Transformation. Ratmalana, Sri Lanka 7th – 8th September 2023. Kotelawala Defence University: Ratmalana.
• Dias K.G.E.S., Kalpitha W.K.H, Wickramathilaka N.V., 2022. Impact of Flood on the Built-up Environment: A Case Study of Baddegama DS Division. In General Sir John Kotelawala Defence University. 15th International Research Conference, Economic Revival, National Security, And Sustainability Through Advancement of Science, Technology, And Innovation. Ratmalana, Sri Lanka 29th – 30th September 2022. Kotelawala Defence University: Ratmalana.
• Rupathunga P.A.M.T., Wickramathilaka N.V., Hansamal P.A.T., 2022. Spatial Pattern of Urban Expansion and Green Spaces: A Case Study of Tangalle Area, Sri Lanka. In General Sir John Kotelawala Defence University. 15th International Research Conference, Economic Revival, National Security, And Sustainability Through Advancement of Science, Technology, And Innovation. Ratmalana, Sri Lanka 29th – 30th September 2022. Kotelawala Defence University: Ratmalana.
• Hasara K.S.L.S., Singhawansha J.P.C., Wickramathilaka N.V., 2021. Detecting Urban Expansion Trends in Weligama Urban Council Using Remote Sensing & GIS. In General Sir John Kotelawala Defence University. 14th International Research Conference Security, Stability and National Development in the New Normal. Held on 09th and 10th September 2021 in General Sir John Kotelawala Defense University, Ratmalana, Sri Lanka.
• Manuranga K.P, Prasanna H.M.I., Lakmal A.H., and Wickramathilaka N.V., 2021. Automatic Symbol Genereating from AutoCAD Civil 3D. In Sabaragamuwa University of Sri Lanka. 8th International Conference and 2nd China-Sri Lanka Communication and Cooperation Forum, Global Challenges, Geo-spatial Applications, and Sustainable Solutions (ICSUSL-2021). Belihuloya, Sri Lanka 01st – 3rd December 2021. Faculty of Geomatics, Sabaragamuwa University of Sri Lanka: Belihuloya.
• Wickramathilaka N.V., Munasinghe D.S., Manuranga K.P., and Hasara K.S.L.S., 2021. Use of Satellite Images for Urban Form Detection: A Case Study of Ratanapura MC Area. In Sabaragamuwa University of Sri Lanka. 8th International Conference and 2nd China-Sri Lanka Communication and Cooperation Forum, Global Challenges, Geo-spatial Applications, and Sustainable Solutions (ICSUSL-2021). Belihuloya, Sri Lanka 01st – 3rd December 2021. Faculty of Geomatics, Sabaragamuwa University of Sri Lanka: Belihuloya.
• Wickramathilaka N.V., Dinusha K.A., Manuranga K.P., and Mannage D.M.S.N., 2021. A GIS Based Approach for Identifying a Suitable Location for Residence in the Ratnapura Municipal Council Area. In General Sir John Kotelawala Defence University. 14th International Research Conference Security, Stability and National Development in the New Normal. held on 09th and 10th September 2021 in General Sir John Kotelawala Defense University, Ratmalana, Sri Lanka.
• Manuranga K.P, Dampegama K.P., Wickramathilaka N.V., Lakmal A.H., and Prasanna H.M.I, 2021. An approach for real world as-built survey with the 3D terrestrial laser scanner. In University of Ruhuna. 8th International Symposium, Advance in Civil and Environmental Engineering Practices for Sustainable Development (ACEPS-2021). Galle, Sri Lanka 07th October 2021. Faculty of Engineering, University of Ruhuna: Galle.
• Manuranga K.P., Abeyratne P.G.V., Wickramathilake N.V., 2020. Review on National Geodetic Control Network – Sri Lanka Datum 1999. In General Sir John Kotelawala Defence University. 13th International Research Conference: Holistic Approach to National Growth and security. Ratmalana, Sri Lanka 15th – 16th October 2020. Kotelawala Defence University: Ratmalana.
• Wickramathilake N.V., Munasinghe D.S., Manuranga K.P., 2020. A GIS-Based Approach for 2D Noise Modeling using 2D City Model. In General Sir John Kotelawala Defence University. 13th International Research Conference: Holistic Approach to National Growth and security. Ratmalana, Sri Lanka 15th – 16th October 2020. Kotelawala Defence University: Ratmalana.

• Associate Member: Survey Institute of Sri Lanka

• Main Inventor: Nevil Vidyamanee Wickramathilaka, IP Type: Copyright, Reference No: LY2022J05429, Title of Innovation: 3D Road Traffic Noise Visualization Modelling Method. (Malaysia)
• Main Inventor: Nevil Vidyamanee Wickramathilaka, IP Type: Copyright, Reference No: LY2023J05553, Title of Innovation: Trees and Traffic noise Absorption Modelling Process. (Malaysia)
• Main Inventor: Nevil Vidyamanee Wickramathilaka, IP Type: Copyright, Reference No: LY2023J05536, 3D Traffic Noise Visualization and Spatial Interpolation Development Process. (Malaysia)

• Shortlisted 5 candidates for Esri Young Scholar Award Competition 2023 out of the overwhelming response. (Malaysia)
• Best Paper for Category A-Scopus Proceedings with Paper Titled: 3D Kriging interpolation for traffic noise visualization: designing noise observation points and valuation of spatial interpolation accuracy. In Category of Geoinformation, GBES 2023, Universiti Teknologi Malaysia