• Fabrication of a dual sensor hot-wire anemometer to measure wind direction 

  Dissanayaka, I. S.; Jayathileke, K. P. S (Faculty of Science, University of Ruhuna, Matara, Sri Lanka, 2021-02-17)

  Hot-wire anemometers are wind measuring instruments that work on the principle of convectional heat transfer that takes place from an electrically heated hot-wire. They are well popular for the reliable, error-less wind ...
• User-friendly interface design to disseminate best agricultural practices 

  Shanadi, A. T.; Samaraweera, G. C.; Wathugala, D. L.; Indika, W. A.; Madushika, M. K. S.; Gunawardana, D. A.Y. K. (Faculty of Science, University of Ruhuna, Matara, Sri Lanka, 2021-02-17)

  The main purpose of the Good Agricultural Practices (GAPs) is to produce foods by applying ecologically sustainable agricultural methods that are safe and wholesome to consumers. Therefore, farming with GAPs can eliminate ...
• A Study on National Economy using a Higher order Dynamical System 

  Sewwandi, M. D. S.; Shanthidevi, K. C. N. (Faculty of Science, University of Ruhuna, Matara, Sri Lanka, 2021-02-17)

  Higher order Dynamical systems are now used in all areas of Science. In particular, higher order dynamical systems in economics have been developed rapidly because of the dynamic nature of the economy in the view of ...
• Markov Chain Model for predicting the Share Price of Canadian Stock Market 

  Anuthrika, T.; Thanusika, T. (Faculty of Science, University of Ruhuna, Matara, Sri Lanka, 2021-02-17)

  The stock prices are vital in the investor’s point of view to make decision regarding their investment. So, the success of the investor, especially in the stock market, depends a great deal on the choice of the decision ...
• Sinhala speech recognition using hidden Markov based model and deep neural networks based model for number sequences 

  Azir, M. Y. M.; Lorensuhewa, S. A. S.; Kalyani, M.A.L. (Faculty of Science, University of Ruhuna, Matara, Sri Lanka, 2021-02-17)

  Speech recognition for Sinhala, which is a less-resourced language, has seen only a few pieces of research for Automatic Speech Recognition. Identifying the performance of the Sinhala speech in the modern approaches and ...
• A Machine Learning Approach for Rhythmic Analysis of North Indian Classical Music 

  Hettiarachchi, B.; Charles, J.; Lekamge, L.S.; Lekamge, L.S. (Faculty of Science, University of Ruhuna, Matara, Sri Lanka, 2021-02-17)

  Music plays a vital role in our day-to-day life, especially in today's digital age. Computational musicology is an interdisciplinary area in which computational methods are used to analyze musical structures. While western ...
• Enhanced Agriculture Ontology with Images to Effectively Retrieve Pest and Disease Knowledge 

  Wilson, R. S. I.; Indika, W. A.; Goonetillake, M. D. J. S. (Faculty of Science, University of Ruhuna, Matara, Sri Lanka, 2021-02-17)

  User-centered agriculture ontology has been developed in a previous study for Sri Lankan context, which represents domain knowledge in agriculture such as crops, pests, diseases, and fertilizers. Even though, this is a ...
• A novel cryptographic scheme on a variation of hill cipher 

  Ranasinghe, P. G. R. S.; Wijesekara, W. M. P. R. (Faculty of Science, University of Ruhuna, Matara, Sri Lanka, 2021-02-17)

  Cryptography has always been an active and engaging area of research. It is the science of keeping information secure by transforming into a form that unintended recipients cannot comprehend. In the world of today, making ...
• An innovative approach in Offline Sinhala Handwritten Character Recognition using Feature Extraction Techniques and SVMs 

  Wickramaarchchi, M.G.U.R.D.; Bharathramanan, G.; Ramanan, M.; Thadchanamoorthy, S. (Faculty of Science, University of Ruhuna, Matara, Sri Lanka, 2021-02-17)

  Offline Sinhala Handwritten Character Recognition (HCR) is a most challenging task due to the large number of characters with complicated structures and, similarity between characters, and there are intra-personal differences ...
• A two-dimensional numerical study on the development of two-phase flow inside a vertical solar collector pipe imposed by a homogeneous heat flux 

  Ranatunga, E.M.; Hettiarachchi, N.K.; Abeyratne, M.K.; Fernando, M. C. S. (Faculty of Science, University of Ruhuna, Matara, Sri Lanka, 2021-02-17)

  Direct solar heating systems have become a renewable energy solution for manufacturing processes. However, research on the use of parabolic trough reflectors in producing distilled water is relatively rare. In such ...
• A study on how consumer preferences can be used to improve content-based recommendations 

  Rajapaksha, R. M. P. R. D.; llayperuma, T. S. (Faculty of Science, University of Ruhuna, Matara, Sri Lanka, 2021-02-17)

  Recommendation Systems (RS) support users to find items that are interesting and more aligned with their tastes. RS are used in diverse application areas to recommend movies, music, books, etc. The current generation of ...
• Conversion of the Convolutional Neural Network implemented on Keras API to plain Python script 

  Alahakoon, A.G.P.D.; Amaradasa, H.D.S.; Prasadh, K.V.S.; Vidanagamachchi, S.M.; Wickramage, N.M.; Mahanama, G.D.K. (Faculty of Science, University of Ruhuna, Matara, Sri Lanka, 2021-02-17)

  Artificial Neural Network (ANN) is a memory-based network designed to simulate the neuron functionality of human brain. The Convolution Neural Network (CNN) is an ANN capable of identifying the spatial textural features ...
• An Efficient Numerical Approximation to Poisson Problem in Two Dimensions 

  Dilhara Wickramasinghe, Charuka (Faculty of Science, University of Ruhuna, Matara, Sri Lanka, 2021-02-17)

  A numerical solution to the two-dimensional Poisson problem via Finite Element Method is studied in this work. The solution is tested on a squared domain (convex) and an L-Shaped domain (non-convex). The L-Shaped domain ...
• A Novel Cryptosystem using continued fractions 

  Chathurangi, H. M. M.; Ranasinghe, P. G. R. S. (Faculty of Science, University of Ruhuna, Matara, Sri Lanka, 2021-02-17)

  The need for secure communication is something that is of paramount importance. Cryptography is the practice and study of techniques for secure communication in the presence of adversaries. Over the years, many researchers ...
• An Efficient Power-Line Interference Removal System for Electrocardiograms 

  Ajward, A.M. (Faculty of Science, University of Ruhuna, Matara, Sri Lanka, 2021-02-17)

  Even though many adaptive notch filter based literature techniques for removing Power-Line Interference (PLI) noise with harmonics are available, these known techniques are often inefficient for Electrocardiogram (ECG) ...
• Time Series Model to Forecast Monthly Average White Raw Rice Prices in Colombo, Sri Lanka 

  Fernando, W.H.H.; Jayalath, P.M.S.C.; Premarathne, R.M.S.M.; Chandrasekara, N.V. (Faculty of Science, University of Ruhuna, Matara, Sri Lanka, 2021-02-17)

  Rice is the staple food of Sri Lanka consumed vastly by a great portion of the population almost every day. White rice is consumed directly as well as converted to rice flour to make sweets and some other food items. Due ...
• Handwritten Character Recognition using Convolutional Neural Network in the Context of Sinhala Language 

  Janotheepan, M.; Vasanthapriyan, S.; Banujan, K. (Faculty of Science, University of Ruhuna, Matara, Sri Lanka, 2021-02-17)

  Handwritten character recognition is widely used for the English language. Among other South Asian languages, Sinhala characters are unique, because of their shape, which are having mostly curves and dots. These unique ...
• The Chromatic Polynomial of the Scorpion Graph 

  Weerarathna, M. D. M. C. P.; Athapattu, A. M. C. U. M.; Perera, A. A. I. (Faculty of Science, University of Ruhuna, Matara, Sri Lanka, 2021-02-17)

  In 1912, Geory Birkhoff introduced the chromatic polynomials for planar graphs as a result of solving the four-color problem and Hassler Whitney generalized Birkhoff`s idea for any kind of graphs in 1932. It became one of ...
• Application of Assignment Problem for Absenteeism Management in an Apparel Industry 

  Sajuran, K.; Narththanah, S. (Faculty of Science, University of Ruhuna, Matara, Sri Lanka, 2021-02-17)

  Absenteeism management is a big challenge to run the industries, private sectors and the governmental organization in this current world. The study was conducted in a randomly selected cell of MAS Kreeda Vaanavil, Kilinochi ...
• The Diversity and abundance of butterflies in selected edge habitats of Dandeniya Aparekka reserved forest, Sri Lanka 

  Sachithra, R.R.S.; Guruge, W.A.H.P.; Wegiriya, H.C.E. (Faculty of Science, University of Ruhuna, Matara, Sri Lanka, 2021-02-17)

  Dandeniya Aparakka reserved forest is a lowland rainforest situated in the Matara district of Southern Province, Sri Lanka. No Comprehensive study has been previously conducted there to study its butterfly fauna. The present ...

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