Research

At GREL we are conducting both core theoretical and applied RS and GIS research. Current research themes are:

GIScience

• Geospatial data modeling
• Geospatial data structures and algorithms
• Semantics and Ontologies
• Dimension independent GIS
• Land Information Systems and Digital Cadastre
• 3D city modeling
• GIS Education 

• FOSS4G
• Location based services LBS
• Positioning and GNSS
• GIS development and customization
• Spatial decision support systems
• HPC for geospatial computing
• Web and mobile GIS 

Remote Sensing & Photogrammetry

• Spaceborne SAR for studying oceans
• Ocean surface currents estimation
• Repeat-pass InSAR for landslides and land surface subsidence
• Hyperspectral and Multispectral remote sensing for studying vegetation
• Mapping minerals distribution and composition
• Monitoring vegetation health status 
• Crop type mapping and phenology cycles
• Forest above-ground biomas (AGB) estimation using optical and SAR imagery
• Paleochannel detection
• 3D stereo modeling
• Flood inundation mapping

Inter-disciplinary research

• Environment and Atmospheric Science
• Disaster response and early warning systems
• Agro-Informatics