151 research outputs found

    The impact of familial influence on dancing: A study among undergraduates who have selected dance as a subject in public universities in Sri Lanka

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    Sri Lanka is rich in highly stylized traditional dance forms. During the early days, traditional dance forms of Sri Lanka had been sustained and preserved by special groups of families. Sri Lankan traditional dance forms were mostly transmitted from one generation to the other by their descendants. There were many well-known lineages related to the field of dance. The objective of this study was designed based on this cultural background and this paper examines the impact of familial influence on learning dancing. It is difficult to find researches or studies carried out to reveal the relationship between family influence and dance in the Sri Lankan context. Since the field of dance is spread broadly in present days, this research focused only on finding the impact of familial influence for selecting dance as a subject among the students who have selected dance for their higher studies. A total of 400 undergraduates have been engaged as the sample from three different state universities. In order to collect data in achieving the objectives of the study the mixed methodology was used: both quantitative and qualitative data have been collected to understand the familial influences on selecting dance.  Interviewer administered questionnaire surveys were done. The findings indicate that family background is not very influential on learning dancing among the undergraduates and only 20.75 percent of the sample inherited dance from their families. Among them, the highest numbers of undergraduates belong to the first generation of their lineage. 95.75 percent of the sample believes that familial influence is not so important in learning dancing at different levels and the most demanding need of familial influence is only to gain recognition in the field of dance. KEYWORDS:   Dance education, Lineage, Inherent, Familial influenc

    Secure multi-party based cloud computing framework for statistical data analysis of encrypted data

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    Secure Multi-party Computation (SMC) is a paradigm used to accomplish a common computation among multiple users while keeping the data of each party secret from others. In recent years there has been a keen interest among the research community to look for techniques that can be adopted for the evolvement of SMC based solutions for improving its e ciency and performance. Cloud computing is a next generation computing solution in the eld of Information and Communication Technology (ICT) which allows its users to use high speed infrastructure and services provided by Cloud Service Providers (CSP) in a cost e ective manner with a higher availability. There- fore, deployment of cloud based architecture for SMCs would aid in improving its performance and e ciency. However, cloud based solutions raises concerns over secu- rity of users' private data, since data is handled by an external party that cannot be trusted. Hence, it is necessary to incorporate necessary security measures to ensure the security of users' private data. In this master's thesis we have addressed this issue by proposing a Secure Multi- party based Cloud Computing Framework which can ensure security, privacy and anonymity of users private data. In order to achieve this, we have formulated a case involving sales data analysis of a certain organization through computing statistical parameters of sales persons private sales data on a cloud environment. Furthermore, we have implemented a prototype of the proposed security framework which aids us to evaluate its performance. Moreover, considering the results that we have obtained, it is conclusive that cloud platforms can be successfully deployed to improve e ciency of SMCs while ensuring the security of users' private data; which in turn provides evidence for the practicability of multi-party based cloud computing solutions

    Materials with periodic internal structure: Computation based on homogenization and comparison with experiment

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    The combination of thermal and mechanical loading expected in practice means that constitutive equations of metal matrix composites must be developed which deal with time-independent and time-dependent irreversible deformation. Also, the internal state of composites is extremely complicated which underlines the need to formulate macroscopic constitutive equations with a limited number of state variables which represent the internal state at the micro level. One available method for calculating the macro properties of composites in terms of the distribution and properties of the constituent materials is the method of homogenization whose formulation is based on the periodicity of the substructure of the composite. A homogenization procedure was developed which lends itself to the use of the finite element procedure. The efficiency of these procedures, to determine the macroscopic properties of a composite system from its constituent properties, was demonstrated utilizing an aluminum plate perforated by directionally oriented slits. The selection of this problem is based on the fact that, extensive experimental results exist, the macroscopic response is highly anisotropic, and that the slits provide very high stress gradients which severely test the effectiveness of the computational procedures. Furthermore, both elastic and plastic properties were investigated so that the application to practical systems with inelastic deformation should be able to proceed without difficulty. The effectiveness of the procedures was rigorously checked against experimental results and with the predictions of approximate calculations. Using the computational results it is illustrated how macroscopic constitutive equations can be expressed in forms of the elastic and limit load behavior

    Mineral nutrition of Cymbopogon nardus (L) Rendle: Part I. effects of magnesium and phosphorus nutrition on growth and the yield of essential oil

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    A greenhouse pot experiment with thirteen treatments of fertilizers wasconducted to examine the effects of phosphorus and magnesium on the growthof Cymbopogon nardus (L) Rendle (Ceylon citronella) and the yield of itsessential oil. Phosphorus nutrition enhanced the tiller production, dry matteraccumulation and the yield of essential oil. Magnesium in combinationwith phosphorus increased the yields of dry matter and the essential oil. Magnesiumfacilitated the uptake of phosphorus. High correlations were observedbetween leaf phosphorus content and the essential oil yield (r = +0.7) andthe number of tillers per slip (r = +0.66). The essential oil yield correlatedwith the number of tillers (r = + 0.9 I) and the dry matter yield (r = + 0.89)

    Investigation of Daily Macronutrient intakes by Sri Lankan Managerial Level Employees working in the Private Sector

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    With changes of lifestyles and social values in the food culture, many individuals working as managerial level employees in the as private sector are seemingly selecting more improper daily meal combinations. This study was designed to determine whether this occurrence can have a severe impact to imbalance the daily nutrient intakes by the individuals in the mentioned social segment, which increase the tendency of having nutrition related chronic diseases. In a hierarchy range from junior executives to CEOs of private sector organizations, 800 individuals were selected by disproportionate stratified random sampling. Selected individuals are interviewed using a structured questionnaire to assess their daily food combinations and their consumed portion sizes. Frequently consumed meal combinations were then analyzed for their macronutrient composition, to compare with world Health organizations’ (WHO) Reference Dietary Intake (RDI) levels of nutrients. The results reveal of significantly (p<0.05) higher daily fat (45.3 ±1.7 g/day) and protein (65.2 ±1.4 g/day) intakes than the WHO recommendation levels and significantly (p<0.05) lower in dietary fibre (22.3 ±1.1 g/day) contents by selected participants. Carbohydrate intake (133.1 ±2.2 g/day) was higher than reference levels but was not significant (p>0.05). This indicates of a considerable risk for many individuals in the concerned social segment, of having non-communicable diseases, if observed dietary patterns are continued

    Centralized Platform for Managing Activities in E-Commerce Store

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    This project is a web-based online shop management system for an existing store. This online shop management system mainly considers managing and automating the tasks in the online store. One of the main problems raised on existing systems was that there is no control with the admin user to manage items in the store. This system has users as Customers (Buyers), Admins, and Sellers.  This proposed system allows these three users to manage their activities in a central platform. This research paper mainly discusses the main functionalities available in this system, how these functionalities are performed by each user, and the way that these functionalities are implemented and tested.  An in-depth discussion of the tools and technology chosen to develop this system and the reason behind those choices are also included in this research paper

    A Criminological Analysis on Burglary Related Environmental Factors in Sri Lanka

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    With the birth and growth of criminology related sub discipline, ‘environmental criminology’ or in other words, crime designated ecological perspective has gained a wide acceptance among the criminology academia. As a consequent, the immediate surrounding of an individual has been identified as a criminogenic factor. Criminology has been specifically focusing on the characteristics of offenders as well as offences and has been somewhat disregarding the criminogenic spatial factors of crime. Focusing and identifying the designated burglary related ecological factors have been the prime intention of this criminological research study. Thus, a purposive sample of 57 crime scenes under burglary has been observed during a period of two years (2017-2019) within the Western Province of Sri Lanka. Data were retrieved by using qualitative methodology. The research revealed three types of environmental factors linked with the burglary crime scenes namely, natural, built, and social. The built and social eco factors have been main criminogenic features in urban and semi-urban spaces. Specifically, weather, land usage and location could be identified as burglary related environmental factors. Apart from natural environmental factors, architectural and landscape features were recognized as associated-built environmental factors with housebreak. As this is a pioneering research study connected to the environmental aspect of crimes, the study has filled the existing research gap from the Sri Lankan perspective. Measures in controlling and preventing crime can be achieved through the management of environmental elements and using environmental designing with the advanced technology.DOI: http://doi.org/10.31357/fhss/vjhss.v06i01.0

    Antidiabetic Compounds in Syzygium cumini

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    Herbal beverages with desirable sensory attributes are an ideal way to offer consumers with phytochemicals having specific health promoting functionalities. Syzygium cumini bark decoction is used in treating diabetes mellitus in Ayurveda medicine. This work attempted to prove the presence of antidiabetic compounds in the S. cumini decoction and the ready to serve (RTS) herbal drink developed using the decoction. Activity guided fractionation of the decoction of the S. cumini was carried out by sequential extraction with organic solvents of different polarities. Thin Layer Chromatography (TLC) with authentic compounds and HPLC were performed for identification and confirmation of the compounds in the decoction and the RTS herbal drink. Presence of gallic and ellagic acids in the decoction and RTS herbal drink was proven and confirmed with HPLC. The LC UV-VIS spectra of the two compounds were identical with the corresponding spectra of the library. Further, gallic acid and umbelliferone were determined as the active compounds in the decoction by TLC and were confirmed by cochromatography with authentic compounds. The present investigation confirmed the presence of gallic acid, ellagic acid, and umbelliferone which are proven to have antidiabetic activities in the decoction and the RTS herbal drink prepared with the decoction
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