Browsing Department of Physical Science by Document type "Article"

Browsing Department of Physical Science by Document type "Article"

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  • Abnormalities of cortical thickness, subcortical shapes, and white matter integrity in subcortical vascular cognitive impairment. 
    Thong, Jamie Yu Jin; Du, Jia; Nagulan, R.; Dong, Yanhong; Soon, Hock Wei; Saini, Monica; Tan, Ming Zhen; Ta, Anh Tuan; Chen, Christopher; Qiu, A (Wiley Online Library/Human Brain Mapping, 2014-05)
    Subcortical vascular cognitive impairment (sVCI) is caused by lacunar infarcts or extensive and/or diffuse lesions in the white matter that may disrupt the white matter circuitry connecting cortical and subcortical regions ...
  • Adaptation of brain functional and structural networks in aging 
    Lee, A.; Nagulan, R.; Tuan, T.A.; Chen, S.H.; Qiu, A. (Public Library of Science/PLOS ONE, 15-04-15)
    The human brain, especially the prefrontal cortex (PFC), is functionally and anatomically reorganized in order to adapt to neuronal challenges in aging. This study employed structural MRI, resting-state fMRI (rs-fMRI), and ...
  • Algorithm aspects of Rubik’s Cube 3D game 
    Subaramya, V.; Krishnakumar, K. (The Open University of Sri Lanka, 28-11-13)
    The Rubik's Cube is really captivating and fascinating puzzle. It is a 3D game. In the literary survey, there are several applications available in Rubik’s cube. Some of them are games, some of them have solution. But there ...
  • Awareness of Banned Pesticide usage among Vegetable Grower’s and Health impacts in the Vavuniya District 
    Vijitharan, S.; Loganathan, P. (Faculty of Agriculture, University of Jaffna, Sri Lanka., 15-10-15)
    Pesticides kill or deter the destructive activity of the target organism and they posses’ inherent toxicities that endanger the health of the farmers, consumers and the environment. The objectives of this study were to ...
  • A Combined Error Control with Forward Euler Method for Dynamical Systems 
    Vigneswaran, R.; Thilaganathan, S. (World Academy of Science, Engineering and Technology, 2016-05-12)
    Variable time-stepping algorithms for solving dynamical systems performed poorly for long time computations which pass close to a fixed point. To overcome this difficulty, several authors considered phase space error ...
  • Comparison of single-line rate for dedicated protection on WDM optical network topologies 
    Suthaharan, S; Samarakkody, D; Perera, W. A. S. C (IEEE International Conference on Information and Automation for Sustainability (ICIAfS), 2016)
    Wavelength division multiplexing (WDM) divides the huge bandwidth available on a fiber into several non-overlapping wavelength channels and enables data transmission over these channels simultaneously. Failure of the optical ...
  • A Comprehensive Study on Deep Image Classification with Small Datasets 
    Gayani, C.; Kokul, T.; Amalka, P. (Springer, 17-12-19)
    Convolutional Neural Networks (CNNs) showed state-of-the-art accuracyin image classification on large-scale image datasets. However, CNNs showconsiderable poor performance in classifying tiny data since their large number ...
  • Consumer Awareness For Identification Of Pesticide Contamination In Leafy Vegetables 
    Loganathan, P.; Vijitharan, S. (Postgraduate of Institute of Science, University of Peradeniya, 06-08-16)
    Consumer awareness is the best way to reduce pesticide related health effects. Many vegetables in the market are contaminated with agrochemicals. Therefore, the present study was designed to investigate the importance of ...
  • Deep Match Tracker Classifying when Dissimilar, Similarity Matching when Not 
    Kokul, T.; Fookes, C.; Sridharan, S.; Ramanan, A.; Pinidiyaarachchi, U.A.J. (IEEE, IEEE International Conference on Image Processing (ICIP)., 07-10-18)
    Visual tracking frameworks employing ConvolutionalNeural Networks (CNNs) have shown state-of-the-art performancedue to their hierarchical feature representation. Whileclassification and update based deep neural net tracking ...
  • Dengue Outbreaks in Vavuniya District, Sri Lanka 
    Vijitharan, S.; Nanthakumaran, A.; Gunatilake, J. (Postgraduate Institute of Science, University of Peradeniya, 10-09-19)
    In Sri Lanka, Aedesaegypti and Aedesalbopictus are reported to be the vectors transmitting dengue fever to human. Socio-economic conditions of the community contribute to mosquito breeding either directly or indirectly. ...
  • Developmental synchrony of thalamocortical circuits in the neonatal brain. 
    Poh, J.S.; Li, Y.; Nagulan, R.; Fortier, M.V.; Chong, Y.S.; Kwek, K.; Saw, S.M.; Gluckman, P.D.; Meaney, M.J.; Qiu, A. (ElSEVIER/NeuroImage, 01-08-15)
    The thalamus is a deep gray matter structure and consists of axonal fibers projecting to the entire cortex, which provide the anatomical support for its sensorimotor and higher-level cognitive functions. There is limited ...
  • A Digital Green Banking Framework A Background Analysis for Fingerprint Approaches 
    Lojenaa, N.; Nawarathna, Ruwan D.; Suthaharan, S. (IRCICT 2018, Edhat International Ltd, 23-11-18)
    The fundamental activity of a bank is money related transactions. To perform such transactions, the banking service providers expect a valid and accurate signature from the customer to ensure correct identification and ...
  • Efficient Switch Architectures for Pre-configured Backup Protection with Sharing in Elastic Optical Networks 
    Suthaharan, S; Ratnam, K; Ragel, R.G (IEEE 7th International Conference on Information and Automation for Sustainability (ICIAfS'14), 2014)
    In this paper, we address the problem of providing survivability in elastic optical networks (EONs). EONs use fine granular frequency slots or flexible grids, when compared to the conventional fixed grid networks and ...
  • Environmentally friendly Methods to Control Eichhornia crassipes 
    Vijitharan, S.; Sivarajag, S.; Loganathan, P. (Ministry of Mahaweli Development & Environment, 20-01-17)
    The water hyacinth (Eichhornia crassipes) is a free-floats aquatic plant that has invaded the waterways and reservoirs in the Dry Zone of Sri Lanka. The study focused on preparing a compost using water hyacinth using the ...
  • Evaluation of blocking constraints for survivable WDM optical networks 
    Suthaharan, S; Sharfana, F A; Thiruvanantharajah, S (IEEE International Conference on Industrial and Information Systems (ICIIS), 2017)
    The advantage of a huge amount of data transmission in form of multimedia broadband services can be benefited using a technique called wavelength division multiplexing (WDM) technology. In WDM, the huge amount of bandwidth ...
  • Evaluation of the Structure and Functions of Home Gardens in Vavuniya District, Sri Lanka 
    Vijitharan, S (Vavuniya Campus of the University of Jaffna, 2017)
    Home gardens are conventional agro-forestry systems and characterized by the complexity of their structure and multiple functions. The objective of the study was to investigate the socioeconomic features of the study ...
  • A Feasibility Study of Compost Preparation by Using Household Waste (Kitchen Waste and Garden Waste) (A Case Study in KopayDS Division, Jaffna District) 
    Vijitharan, S (International Institute of Knowledge Management, 17-08-18)
    Home composting is a simple, cost effective and environmentally friendly method to manage the household biodegradable waste. The objectives of the study were to investigate the domestic waste management at household level, ...
  • Forecasting models for Dengue outbreak in Northern province of Sri Lanka 
    Jeyamugan, T. (Wayamba University of Sri Lanka, 20-08-16)
    The Dengue Hemorrhagic fever is one of frequently chronicled epidemiological scenario in thepast and ongoing time frame worldwide. Recently, trend of its outbreak seems numerousincidents partially deviated compare to ...
  • Gate connected convolutional neural network for object tracking 
    Kokul, T.; Fookes, C.; Sridharan, C.; Ramanan, A.; Pinidiyaarachchi, U.A.J. (IEEE, IEEE International Conference on Image Processing (ICIP), 17-09-17)
    Convolutional neural networks (CNNs) have been employedin visual tracking due to their rich levels of feature representation.While the learning capability of a CNN increaseswith its depth, unfortunately spatial information ...
  • Generalized Stochastic Restricted LARS Algorithm 
    Kayanan, M.; Wijekoon, P. (Faculty of Science, University of Ruhuna, Sri Lanka, 2022-06-30)
    The Least Absolute Shrinkage and Selection Operator (LASSO) is used to tackle both the multicollinearity issue and the variable selection concurrently in the linear regression model. The Least Angle Regression (LARS) ...

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