multispectral
3 articlesPansharpening: How to Get High-Resolution Multispectral Imagery
Pansharpening combines a high-resolution panchromatic band with lower-resolution multispectral bands to produce sharp, colorful satellite imagery. Covers Brovey, IHS, PCA, and Gram-Schmidt methods.
2026-01-13 · 8 min read
Satellite Archaeology: Discovering and Monitoring Cultural Heritage from Space
How satellite imagery reveals buried archaeological features, monitors heritage site threats, and supports cultural landscape documentation. Covers spectral indicators, SAR subsurface detection, and UNESCO monitoring applications.
2025-12-20 · 9 min read
Sentinel-2: The Complete Guide to Europe's Free Multispectral Satellite
Everything you need to know about Sentinel-2 — its 13 spectral bands, 10-meter resolution, 5-day revisit cycle, data access, and practical applications from vegetation monitoring to urban mapping.
2025-12-16 · 8 min read