Each of these topic areas is expanded below but the sub-topics list is not exhaustive. Papers may address one or more of the listed sub-topics, although authors should not feel limited by them. Unlisted but related sub-topics are also acceptable, provided they fit in one of the following main topic areas:
AREA 1: DATA ACQUISITION AND PROCESSING

• Photogrammetry
• Natural Phenomena Data Acquisition
• Spatio-temporal Data Acquisition
• Geospatial Information and Technologies
• Seismic Data Processing
• Geodesy
• Image Processing and Pattern Recognition
• Geocomputation
• Geospatial Architectures and Middleware
• Performance Evaluation
• Parallel and Distributed Computation
• Real-Time Sensors

AREA 2: REMOTE SENSING

• Spectroscopy and Spectroradiometry
• Hyperspectral Imaging
• Earth Observation and Satellite Data
• RADAR and LiDAR
• Infrared Remote Sensing
• Sensor Networks
• Urban Remote Sensing
• Remote Sensing of Agriculture
• Hydrological Remote Sensing
• Ocean Topography
• Remote Sensing in Climate Change Studies

AREA 3: MODELING, REPRESENTATION AND VISUALIZATION

• Computational Geometry
• Query Processing and Optimization
• Cartography and Geodesy
• 3D Modeling and Simulation
• Computer Graphics Applications
• Computer Vision Applications
• Human Computer Interaction and Visualization
• Spatial Information and Society
• Data Sharing, Privacy and Security
• Topological Modeling and Analysis
• Underground Geo-Reserves Modeling
• Spatial Modeling and Reasoning
• Standardization and Interoperability
• Storage, Indexing and Searching

AREA 4: KNOWLEDGE EXTRACTION AND MANAGEMENT

• Decision Support Systems
• Web Applications
• Geographic Information Retrieval
• Intelligent Data Fusion
• Data Mining and OLAP
• GPS and Location Detection
• Location-based and Mobile Services
• Spatio-Temporal Database Management
• Spatial Data Quality and Uncertainty
• Spatial Analysis and Integration
• Image and Video Understanding
• Big Data and GIS

AREA 5: DOMAIN APPLICATIONS

• Ecological and Environmental Management
• Urban and Regional Planning
• Crops and Soils Research
• Water Information Systems
• Energy Information Systems
• Coastal Management
• Natural Resource Management
• Industrial Applications
• Disaster Management
• Climate Change
• Transportation Engineering
• Ocean Engineering
• Oil Exploration