Indian EO Satellite Data

• Cartosat-2/2E/3 (PAN / VIR, 0.3 m)

• Resourcesat-2/2A (LISS-III / LISS-IV)

• Radiometric correction

• Geometric correction & orthorectification

• Co-registration (PAN-MS)

• PAN-MS fusion & normalization

• Deep learning semantic segmentation

• Road interior & contour detection

• Occlusion-aware continuity modeling

• Noise removal & gap filling

• Skeletonization

• Topology correction (junctions, loops)

• GPS-based road location survey

• Road material ground truth

• Spectroradiometer measurements (bituminous, concrete, earthen roads)

• Bituminous / Black-top roads

• Concrete / White-topped roads

• Earthen roads

• Resourcesat spectral signatures

• Spectral-spatial feature fusion

• Cartosat texture + Resourcesat spectra

• Supervised ML / DL models

• Raster-to-vector conversion

• Road centerlines & polygons

• Material attributes assignment

• GIS-ready road network

• Material-wise road classification

• Accuracy & topology validation