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1. fraud-detection-fintech fraud-detection-fintech Public

   LightGBM fraud detection on 590k transactions — cost-optimised threshold, SHAP explainability, and a 30-day deployment simulation showing £471k saving over a rules-based system.

   Jupyter Notebook 2

2. sar-flood-segmentation sar-flood-segmentation Public

   Benchmarking CNN and Transformer models for cross-geographic flood segmentation from Sentinel-1 SAR imagery (Sen1Floods11). MSc dissertation, University of Hull.

   Jupyter Notebook 2 1