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Now showing items 481-500 of 1109

New records of three armored scale insect species from Sri Lanka (Hemiptera: Diaspididae)

Madhushani, M.A.; Sirisena, U.G.A.I. (Faculty of Applied Science, 2021-09-15)

Armored scale insects have become a severe threat as a plant pest in many parts of the world, and their mysterious features empowered them to high impact on yield loss and exportation of planting materials. However, they ...
Socio-economic status of latex harvesters in the smallholder rubber (Hevea brasiliensis) sector in Kegalle district, Sri Lanka: A case study

Gunarathna, P.K.K.S.; Jayasundara, K.; Wijesuriya, W.; Rathnayaka, S.; Dissanayake, A. (Faculty of Applied Science, 2021-09-15)

The Latex Harvesters (LH) play a crucial role in the smallholder rubber sector. This study was carried out to assess the income level and critical socio-economic status of LH. A stratified random sample of 296 LH is drawn ...
Identification of a suitable substitute for polypropylene bags for Oyster mushroom Cultivation

Kirthisinghe, J.P.; Lakshi, M.; Sandaruwan, P.H.S.L.; Vithusan, K.; Rathnayake, M.Y.A.S. (Faculty of Applied Science, 2021-09-15)

The polypropylene bags as containers for cultivating Oyster mushrooms, recommended by the Department of Agriculture. After the cultivation period, polypropylene bags were thrown out because bags cannot be reused for the ...
Influence of irrigation frequency and different combinations of the potting mixture on shoots and root growth of betel

Kirthisinghe, J.P; Lakshi, M.; Vithusan, K.; Chandrasiri, W.K.S.; Perera, R.G.J. (Faculty of Applied Science, 2021-09-15)

Betel is an export agriculture crop in Sri Lanka. In the traditional propagation method, orthotropic cuttings were taken from high yielding mother bushes. These healthy cutting can be planted directly in the field or planted ...
Influence of salinity on the morphogenic response of hypocotyl explants of tomato (Lycopersicon esculentum Mill.)

Shiyamala, B.; Seran, T.H.; Upendri, H.F.L. (Faculty of Applied Science, 2021-09-15)

This experiment assessed the in vitro response of hypocotyl explants of tomato variety (KC-1) to salinity stress. Hypocotyl explants were taken from in vitro grown 12 days old seedlings used as explants in this experiment. ...
Smart postbox

Alfered, C.; Yasoharan, T. (Faculty of Applied Science, 2021-09-15)

Conventional postbox became fancy with the advent of the electronic communication system. Most people lack time to check postboxes periodically; lead to them forgo essential letters. The combination of electronics, ...
Household food security status of early adolescence in Colombo city

Athauda, A.D.D.C.; Wijesinghe, D.G.N.G. (Faculty of Applied Science, 2021-09-15)

Food insecurity is a leading public health problem in the world, and the food security status of Sri Lanka has not achieved better progress so far. The early adolescent period is more vulnerable to energy and nutrient ...
A confirmatory factor analysis in identifying the nature of mental health in Jaffna society: A follow-up study

Elankumaran, C. (Faculty of Applied Science, 2021-09-15)

This study focuses on the nature of mental health conditions in post-war Jaffna society, which was carried out in 2018. This is a follow-up study of the Jaffna socio-economic health study performed in 1999. The general ...
Identification of autism spectrum disorder stage using ordinal logistic LASSO regression

Karunathilake, T.G.I.M. (Faculty of Applied Science, 15-09-21)

Autism spectrum disorder (ASD) is a neurodevelopmental disorder that affects communication, social interaction, and behavioural skills. ASD affects children at the age of two years old and continues lifelong. Occurrences ...
Deposition of trace metals associated with atmospheric particulate matter: Environmental fate and health risk assessment

Meththika, V.; Pasan, C.B.; Novo, Luís A.B.; Amit Kumar; Balram, A.; Naveendrakumar, G.; Manjula, R.; Magana-Arachchi, Dhammika N. (Elsevier, 04-06-22)

Anthropogenic and natural sources influence trace metals (TMs) bound to different sized particulate matter (PM) in dry and wet atmospheric deposition, which can create ecosystem and human health issues in the long run. ...
E-Sign Detector: Image Steganography-Based Employee Identification System

Senthooran, V.; Chathuranga, M. T.; Kartheeswaran, T. (IUP Publications, 01-06-16)

This paper aims to develop a desktop application system called E-Sign detector using image steganography. It targets to fulfill the requirements of small and medium size companies to identify their employers through a ...
An Experimental Investigation of Statistical Model based Secure Steganography for JPEG Images

Senthooran, V.; Ranathunga, L. (Indian Society for Education and Environment, 01-07-17)

Objectives: This paper intends to propose a secure steganography approach in JPEG compressed domain by providing more possibilities to analyzing the DCT coefficients in lower frequency area by modifying the primary ...
An Ontology based Data Mining approach for predicting the research ideas using past research in the wildlife sector of Sri Lanka

Premisha, P.; Kumara, B.T.G.S.; Kudavidanage, Enoka; Banujan, K. (General Sir John Kotelawala Defence University, 16-10-20)

Sri Lanka being a global biodiversity hotspot, places great value for biodiversity owing to ecological, socio-economic, and cultural factors. However, the wildlife of Sri Lanka is critically threatened due to several ...
Predicting ratings of YouTube videos based on the user comments

Sivakumar, Pirunthavi; Ekanayake, Jayalath (Faculty of Applied Science, University of Vavuniya, Sri Lanka, 15-09-21)

This project attempted to develop a model to predict the rating of a YouTube video based on the user comments. We extracted the user comments from many YouTube videos to make the sentimental analysis. The keywords were ...
Contribution of IT to Implementation of Digital Learning in State Universities of Sri Lanka during the Covid-19 Pandemic

Sivakumara, Pirunthavi; Wijikumar, Kularasasingam (Sri Jayawardenapura University of Sri Lanka, 07-05-22)

This study aimsto identify the impact of digital learningin Sri Lankanstate universities and thecontribution of ICT tothe implementation of digital learningduring theCovid-19pandemic. This study also aimsto investigate ...
A Data Mining and Ontology-Based Approach for Predicting the Research Ideas in the Wildlife Sector of Sri Lanka

Premisha, P.; Kumara, B.T.G.S.; Kudavidanage, Enoka; Banujan, K. (IIT Ropar, 28-11-20)

Sri Lanka, is the global biodiversity hotspot, which contains a wide variety of fauna & flora. Also, wildlife is the key player in the tourism industry of Sri Lanka. But still, Sri Lankan wildlife faced many conflicts to ...
Movie Success and Rating Prediction Using Data Mining Algorithms

Pirunthavi, S.; Vithusia, R.P.; Abishankar, K.; Ekanayake, E.M.U.W.J.B.; Yanusha, M. (Uva Wellassa University of Sri Lanka, 30-07-20)

This project developed the models to predict the success and the ratings of a new movie before its release. Since the success of a movie is highly influenced by the actor, actress, director, music director, and production ...
Movie Success and Rating Prediction Using Data Mining Algorithms

Sivakumar, Pirunthavi; Rajeswaren, Vithusia Puvaneswaren; Abishankar, Kamalanathan; Ekanayake, E.M.U.W.J.B.; Mehendran, Yanusha (Faculty of Management and Commerce South Eastern University of Sri Lanka, 29-12-20)

This project developed the models to predict the success and the ratings of a new movie before its release. Since the success of a movie is highly influenced by the actor, actress, director, music director and production ...
Ontology Based Machine Learning Approach to Automatic Labelling for Research Papers on Wildlife of Sri Lanka

Premisha, P.; Kumara, B.T.G.S.; Kudavidanage, Enoka; Banujan, K. (University of Kelaniya, 28-11-20)

Sri Lanka, being a global biodiversity hotspot, places great emphasis on biodiversity from an ecological perspective, socio-economic, and cultural factors. However, the wildlife of Sri Lanka is critically threatened due ...
Automatic Labelling & Classification for Research Papers of Wildlife in Sri Lanka

Premisha, P.; Kumara, B.T.G.S.; Kudavidanage, Enoka; Banujan, K. (FACULTY OF INFORMATION TECHNOLOGY, UNIVERSITY OF MORATUWA, SRI LANKA, 03-12-20)

Sri Lanka, is one of the global biodiversity hotspots, which contains a larger variety of fauna and flora. But nowadays Sri Lankan wildlife faced many issues because of poor management and policies to protect wildlife. The ...

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