Browsing Statistics & Computer Science by Author "Tilakaratne, C.D."

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Comparison of support vector regression and artificial neural network models to forecast daily Colombo Stock Exchange

Rangana, D.L.M.; Chandrasekara, N.V.; Tilakaratne, C.D. (Proceedings of the International Statistics Conference, Institute of Applied Statistics, Sri Lanka, 2011)
Determining and Comparing Multivariate Distributions: An Application to AORD and GSPC with their related financial markets

Chandrasekara, N.V.; Mammadov, M.; Tilakaratne, C.D. (2016)

Many real world applications are associated with more than one variable and hence, identifying multivariate distributions associated with real world problems portrays great importance today. Many studies can be found in ...
An Ensemble Technique For Multi Class Imbalanced Problem Using Probabilistic Neural Networks

Chandrasekara, N.V.; Tilakaratne, C.D.; Mammadov, M.A. (Advances and Applications in Statistics, 2018)

The class imbalanced problem is one of the major difficulties encountered by many researchers when using classification tools. Multi class problems are especially severe in this regard. The main objective of this study ...

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