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Author

R. Wijethunga

2 papers indexed here

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Open access Aug 2026

Healthcare System Resilience in Crisis: The Role of District General Hospital Matale in Disaster Preparedness and Response – Experiences from Cyclone Ditwah

Introduction: Cyclone Ditwah in November 2025 exposed the vulnerabilities and resilience of Sri Lanka’s healthcare system, severely disrupting essential services and displacing large populations. District General Hospital Matale emerged as a pivotal institution, simultaneously delivering urgent medical care, coordinati...

G. Fernando, R. Wijethunga, Basnayake et al. · 0 citations
2026

Evaluating the Robustness of Counterfactual Generating Methods for Tree-Based Ensembles

Counterfactuals (CFs) are a widely studied approach for explaining machine learning models. They aim to identify a set of minimal and meaningful perturbations in input features required to alter a prediction of a model, thereby offering insights into decision boundaries. For instance, a CF may describe the changes need...

R. Wijethunga, Vinura Galwaduge, A. Sadhu et al. · 0 citations

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