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Coordinator – MSc in IT – Postgraduate Institute of Science, University of Peradeniya- 
New Algorithm for the Weighted Interval
Scheduling Problem:
Award for Academic Excellence (2009), University of Peradeniya.Journal of Soft Computing and Engineering (IJSCE)
G.G.H.M.T.R. Bandara and R. Siyambalapitiya
(2020). Deep Autoencoder-Based Image Compression using Multi-Layer Perceptrons
. Journal of Soft Computing and Engineering (IJSCE), 9.
Postgraduate Institute of Science Research Congress 2019
A.M.D. Bandara and R.Siyambalapitiya (2019). 3D Face reconstruction using single image. Postgraduate Institute of Science Research Congress 2019, 6: 56.
Postgraduate Institute of Science Research Congress 2019
D.T. Jayasekara and R. Siyambalapitiya (2019). Batsmen performance analysis in the game of cricket using artificial neural networks. Postgraduate Institute of Science Research Congress 2019, 6: 64.
Postgraduate Institute of Science Research Congress 2018
B.G.M.P. Banneggedara, R. Siyambalapitiya and H.R.O.E Dayaratna (2018). Implementation of wireless sensor network routing protocol on NS-3. Postgraduate Institute of Science Research Congress 2018, 5: 44.
Postgraduate Institute of Science Research Congress 2018
W.M.L.M Wijesundara, R. Siyambalapitiya and P.M.P.C. Gunathilake (2018). A depth first search based approach to improve the molecular pathway search. Postgraduate Institute of Science Research Congress 2018, 5: 49.
i-manager’s Journal of Software Engineering
R. Siyambalapitiya (2017). A FAST ALGORITHM FOR THE WEIGHTED INTERVAL SCHEDULING PROBLEM. i-manager’s Journal of Software Engineering, 11.
Journal on Computer Science (JCOM)
Siyambalapitiya, R. (2016). A Greedy based Algorithm for the Interval Scheduling Problem. Journal on Computer Science (JCOM), : pp. 19-23,Imanager Publications, ISSN 2347-2227.
Journal on Computer Science (JCOM)
Siyambalapitiya, R. (2015). Extensions to Round Robin Scheduling: Comparison of Algorithms. Journal on Computer Science (JCOM), : pp. 1-8,Imanager Publications, ISSN 2347-2227.
Journal on Computer Science (JCOM)
Siyambalapitiya, R. and Sandirigama, M. (2014). Comparison of some Algorithms for Multi-Processor Job Scheduling Problem based on the Random Nature of Job Completion Times. Journal on Computer Science (JCOM), : pp. 1-5, Imanager Publications, ISSN 2347-2227.
Journal of Computer Sciences (IJCS)
Siyambalapitiya, R. and Sandirigama, M. (2013). Performance of a Few Gang Scheduling Algorithms for Multi-Processor Scheduling. Journal of Computer Sciences (IJCS), : pp. 7-26, IUP Publications, ISSN 0973-9904.
Journal on Software Engineering (JSE)
Siyambalapitiya, R. and Sandirigama, M. (2013). Performance Evaluation of Some Greedy based Multi-Processor Scheduling Algorithms. Journal on Software Engineering (JSE), : pp. 1-12, Imanager Publications, ISSN 0973-5151.
Journal of Computer Sciences (IJCS)
Siyambalapitiya, R. and Sandirigama, M. (2011). Improvements to First-Come-First-Served Multi-Processor Scheduling with Gang Scheduling. Journal of Computer Sciences (IJCS), : pp. 11-17, IUP Publications, ISSN 0973-9904.
Journal of Computer Sciences (IJCS)
Siyambalapitiya, R. and Sandirigama, M. (2011). New Backfilling Algorithm for Multi-Processor Scheduling with Gang Scheduling. Journal of Computer Sciences (IJCS), : pp. 33-38, IUP Publications, ISSN 0973-9904.
Journal on Software Engineering (JSE)
Siyambalapitiya, R. and Sandirigama, M. (2010). Efficient Greedy Algorithm for Multi-Processor Scheduling. Journal on Software Engineering (JSE), : pp. 50-54, Imanager Publications, ISSN 0973-5151.
Journal on Software Engineering (JSE)
Siyambalapitiya, R. and Sandirigama, M. (2010). A New Greedy Algorithm for Multi-Processor Scheduling with Gang Scheduling. Journal on Software Engineering (JSE), : pp. 7-12, Imanager Publications, ISSN 0973-5151.