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Digital Research Repository: Recent submissions

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Use of English Language Learning Software to Develop Listening Skills of Undergraduates: Performance and Perceptions of Students

Sebojiny, S.; Priyatharsan, S. (University of Vavuniya, 2023-07-17)

There has been a tremendous influence of information communication technologies in English language teaching across the world in the recent years. The ubiquitous intervention of technology has shaped language teaching and ...
Teaching Practices in the New Normal: Qualitative Inquiry (Sri Lanka Case). Advanced Education

Vivek, R.; Nanthagopan, Y.; Piriyatharshan, S.; Krupskyi, O.P. (Igor Sikorsky National Technical University of Ukraine, 2023-12-30)

The public education system shifted towards one centered on information technology due to the COVID-19 epidemic. Hence, in recent years, online learning has emerged as a substantial curriculum component at several educational ...
Beyond Methods: Theoretical Underpinnings of Triangulation in Qualitative and Muti - Method Studies

Vivek, R.; Nanthagopan, Y.; Piriyatharshan, S. (Sciendo, 2023-12-29)

This paper explores the “triangulation approach” in social science research methods. Triangulation is an emerging method specifically in qualitative and multi-method studies. Researchers in the social sciences have increased ...
Strategies to Mitigate Greenhouse Gas (GHG) Emissions from the Solid Waste Management Sector: A Case Study of Vavuniya, Sri Lanka

Kayanan, S.; Basnayake, B.F.A.; Ariyawansha, R.T.K. (Wiley, 2024-09-16)

Te waste sector is a substantial source of GHG emissions worldwide. Open dumping and internal combustion (IC) waste collectionvehicles are signifcant sources of GHG emissions in Vavuniya. Tis research aims to estimate GHG ...
Development of an interactive solid waste information platform for the local authorities of Vavuniya, Sri Lanka

Kayanan, S.; Basnayake, B.F.A.; Ariyawansha (Springer Japan, 2023-04-17)

Earlier attempts to improve solid waste management (SWM) have failed because information on SWM is not disclosed, and local authorities (LAs) continue open dumping. Therefore, the focus of the study is to develop an evidenced ...
Sentiment Analysis of Code-Mixed Text: A Comprehensive Review

Perera, A.; Caldera, A. (JUCS, 2024-02-28)

Sentiment Analysis is the task of identifying and extracting the opinion expressed in a text to determine the writer's perception of an entity. Due to globalization, people often mix two or more languages and use phonetic ...
Exploring the impact of project governance on the performance of public sector development projects in Sri Lanka

Gamlath, G.R.M.; Nanthagopan, Y.; Williams, L.N.; Gengatharan, L. (Rajarata University of Sri Lanka, 2023-11-16)

Project governance represents a transformative approach to oversight, implemented at the project level, to address issues and furnish guidelines to steer projects effectively. It addresses the broader aspects of stakeholder ...
The Effects of Governance Practices on the Performance of the Sri Lankan Public Sector Development Projects. International Journal of Governance and Public Policy Analysis

Gamlath, G.R.M.; Nanthagopan, Y.; Gengatharan, L.; Williams, L.N. (University of Sri Jayewardenepura, 2023-09-18)

The use of Project Governance Practices (PGPs) is increasingly taking a substantial stage in developing economies, particularly in a newly industrializing nation like Sri Lanka where public sector development projects have ...
Exploring digitalisation and its impact on Higher Educational Institutes in a contemporary setting: A Study of the Higher Educational Institutes in Sri Lanka

Vivek, R.; Nanthagopan, Y. (Melitopol Bohdan Khmelnytsky State Pedagogical University, 2023-06-30)

Globally, higher education institutions are increasingly digitising their operations. A bustling and expanding ecosystem of digital platforms in higher education includes online teaching and research, decision-making using ...
Influences on strategic functioning of the public universities of Sri Lanka

Vivek, R.; Nanthagopan, Y. (National Science Foundation, Sri Lanka, 2023-04-27)

It is considered that the university system of Sri Lanka is less efficient in providing degree programs to suit contemporary societal, economic, and political needs and fails to face the current dynamic environmental changes ...
Strategic human resource management challenges in graduate development officer recruitment in Sri Lanka

Vivek, R.; Nanthagopan, Y. (National Science Foundation, Sri Lanka, 2023-11-03)

Human resource management greatly influences the long-term performance of a corporation. While this has always been the case, the relative importance of HR has further increased in today’s fast-changing, highly complicated, ...
Optimizing organisational value: crafting a constructively aligned thematic framework for project governance enhancement

Gamlath, G.R.M.; Nanthagopan, Y.; Williams, L.N.; Gengatharan, L. (National Science Foundation, Sri Lanka, 2024-06-29)

This paper aims to create a harmoniously blended thematic conceptual framework that incorporates project governance principles, built upon insights obtained from previous academic studies. This framework is positioned to ...
Diabetic Retinopathy Detection Using Deep Learning

Jayasundara, L.J.M.D.N.K.; Jeyamugan, T.; Vijayakanthan, G. (Faculty of Applied Science, University of Vavuniya, 2024-10-30)

The eye is a vital organ in human anatomy, uniquely allowing non-invasive examination of its interior, including vascular and brain tissues, from the outside. While retinal fundus images are traditionally used to diagnose ...
A Deep Learning Approach Utilizing Convolutional Neural Networks for the Detection of Generated Human Face Images

Wanigasekara, W.G.M.G.N.; Jeyamugan, T.; Sobana, S. (Faculty of Applied Science, University of Vavuniya, 2024-10-30)

The proliferation of Artificial intelligence-generated human face images has posed significant challenges to the detection and authentication of digital content, particularly within social networks. These synthetic faces, ...
Securing Large Language Models: Investigating Prompt Injection Attacks and Remediation Tactics

Zahry, M.Z.L. (Faculty of Applied Science, University of Vavuniya, 2024-10-30)

The rapid advancement of Large Language Models (LLMs) has brought about remarkable capabilities in natural language processing, but it has also exposed vulnerabilities such as prompt injection attacks, which pose significant ...
Using Spatial Pyramid Pooling Layer in Convolutional Neural Networks For Image-based Malware Detection

Albuker, H.N.I.; Jeyamugan, T.; Sobana, S. (Faculty of Applied Science, University of Vavuniya, 2024-10-30)

As computer technology rapidly advances, the prevalence of malware has surged, posing significant threats to network security and user data. Malware can infiltrate systems by spreading through the Internet, leading to data ...
Identification of Sri Lankan Commercial Fish Species Using MobileNet SSD and Deep Learning

Mahaliyana, N.S.D.; Vijayakanthan, G. (Faculty of Applied Science, University of Vavuniya, 2024-10-30)

Accurate identification of commercial fish species is essential for sustainable fisheries management, ecological conservation, and market regulation in Sri Lanka, which is home to over 90 commercially significant species. ...
Determination of Weight of Vegetables and Generate Bills for Supermarkets in Sri Lanka using Image Processing and Deep Learning Approaches

Wanasinghe, S.D.K.; Jeyamugan, T.; Sobana, S. (Faculty of Applied Science, University of Vavuniya, 2024-10-30)

Automatic billing systems have emerged as a powerful tool to enhance the efficiency of the food industry through the utilization of information technology and artificial intelligence. Sri Lankan supermarkets often face ...
An Efficient Encryption Algorithm for 3D Medical Images

Senanayake, T.K. (Faculty of Applied Science, University of Vavuniya, 2024-10-30)

With the rapid advancement of digital medical imaging technologies, the need to safeguard sensitive patient data has never been more critical. This thesis presents a robust software solution for the encryption of 3D medical ...
Static Tamil Sign Language Recognition using Mediapipe Hand Landmark Detection and Machine Learning

Perera, G.V.D.P.P.; Jeyamugan, T.; Vijayakanthan, G. (Faculty of Applied Science, University of Vavuniya, 2024-10-30)

Sign language is essential for communication among the deaf and hard-ofhearing communities, addressing the needs of over 430 million people globally, including 34 million children. By 2050, this number is expected to surpass ...

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