26 papers
Trilingual Topic Modeling of Sri Lankan Parliamentary Debates
Himath Dhanapala, Haren Daishika, Himandhi Kuruppu +6
Sri Lankan parliamentary debates (Hansards) constitute a trilingual corpus of speeches in Sinhala, Tamil, and English, including code-mixed content, yet remain inaccessible to stan…
Semantics of Subterfuge: Benchmarking Legal Deception Detection Against General-domain State-of-the-Art
Theekshana Samaradiwakara, Nisansa de Silva, George C. Lobb
Deception detection has critical implications for legal proceedings, law enforcement, and online security. Although human judgment is limited in accuracy and scalability, Natural L…
LKValues: Aligning Large Language Models with Sri Lankan Societal Values
Nethmi Muthugala, Supryadi, Surangika Ranathunga +7
Value alignment of Large Language Models (LLMs) has been shown to be culturally biased toward Western norms. This results in the mishandling of local values in multilingual societi…
Environmental Drivers of Respiratory Disease: A District Level Analysis
Rahim Iqbal, Asfi Ahamed, Izzath Nisfer +6
Sri Lanka has experienced a decade of progressive forest degradation and rising atmospheric pollution, yet district-level respiratory admissions have paradoxically declined, pointi…
SalAngaBhava: A Sinhala Market Dataset for Aspect-based Sentiment Analysis
Lakshani Galwatta, Nisansa de Silva, Sarangi Aththanayake +1
Sentiment analysis has been a primary domain under Natural Language Processing (NLP) from its inception as it plays a vital role in both real-world and research applications. In hi…
How Environment and Urbanization Shape Bird Diversity in Sri Lanka
Dilusha Chandrasiri, Maneesha Herath, Yasith Hewarathna +6
This study presents a comprehensive analysis of bird diversity across Sri Lanka by integrating spatial, temporal, and environmental data. Bird observation records were combined wit…