Specialties & research interests:
-GeoInformatics, Geospatial Data & Databases
-Location Based Services (LBS) and Context Awareness Services,
-Geospatial learning, thinking, reasoning, cognition and visual-spatial thinking,
-Gamification of LBS & GIS
-Spatial Contextual Awareness, Geographic Awareness and Ubiquitous Geographic Information (UBGI),
-GIS, mobile GIS & Geographic Information (GI) Science,
-Mobile & Wearable Computing & Engineering,
-Mobile Physical Interaction paradigm- Mobile Spatial 2D & 3D Pointing.
-Mobile and ubiquitous learning/gaming,