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cs.CV2026
To Remove or Not to Remove Clouds: A Comparative Analysis and Fusion of Raw SAR and Synthetic NDWI for Overcast Water Segmentation
Saleh Sakib Ahmed, Sara Nowreen, M. Sohel Rahman
Persistent clouds blind optical satellites during floods. While Synthetic Aperture Radar (SAR) penetrates clouds, its raw data is noisy and lacks clear contrast. To mitigate this,…
cs.CV2025
CloudBreaker: Breaking the Cloud Covers of Sentinel-2 Images using Multi-Stage Trained Conditional Flow Matching on Sentinel-1
Saleh Sakib Ahmed, Sara Nowreen, M. Sohel Rahman
Cloud cover and nighttime conditions remain significant limitations in satellite-based remote sensing, often restricting the availability and usability of multi-spectral imagery. I…
cs.CV2025
A light-weight model to generate NDWI from Sentinel-1
Saleh Sakib Ahmed, Saifur Rahman Jony, Md. Toufikuzzaman +4
The use of Sentinel-2 images to compute Normalized Difference Water Index (NDWI) has many applications, including water body area detection. However, cloud cover poses significant…