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Browsing IRSPAS 2019 by Author "Hewaarachchi, A. P."

Browsing IRSPAS 2019 by Author "Hewaarachchi, A. P."

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  • Periodic time series modeling for temperature data in Nuwara Eliya 
    Wijayawardhana, H. N. A. M.; Hewaarachchi, A. P. (4th International Research Symposium on Pure and Applied Sciences, Faculty of Science, University of Kelaniya, Sri Lanka, 2019)
    Many climatological time series display interesting properties such as trend, seasonality and autocorrelation. In addition to the autocorrelation, some time series display periodic autocorrelation, which is not readily ...
  • Stable forecasting of tax revenues of selected countries assisted by Clustering Approach 
    Karunarathne, A. W. S. P.; Liyanage, U. P.; Hewaarachchi, A. P. (4th International Research Symposium on Pure and Applied Sciences, Faculty of Science, University of Kelaniya, Sri Lanka, 2019)
    Tax is one of the main income of a government that utilizes in public welfare and future investment. Taxation has goals: reducing the inequalities through a policy of redistribution of income, administrating the levels of ...

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