Systems for Data Processing, Analysis and Representation

WORKING GROUPS of ISPRS COMMISSION II

• WG II/1 - Real Time Mapping Technologies
• WG II/2 - Software and Modelling Aspects for Integrated GIS
• WG II/3 - Spatial Data Handling Technologies
• WG II/4 - Systems for Processing SAR Data
• WG II/5 - Systems for Integrated Geoinformation Production
• WG II/6 - Integration of Image Understanding into Cartographic Systems
• WG II/7 - Practical and Implementation Issues in Digital Mapping
• WG II/8 - Digital Systems for Image Analysis

WG II/1 - Real Time Mapping Technologies

WG II/1  Terms of Reference

• Design and development of integrated real time mobile data collection systems and autonomous vehicle navigation systems including: techniques such as GPS, INS and wheel sensors and mapping sensors such as CCD cameras, laser rangers and radar devices
• Research in real time processing of mobile mapping data
• Systems aspects related to sensor calibration, data reduction and optimisation, and sensor information processing
• Automation of information extraction from mobile mapping sensor data
• Integration of navigation and mapping sensors

WG II/2 - Software and Modelling Aspects for Integrated GIS

WG II/2  Terms of Reference

• System design for integration of GIS and image analysis
• Determination of appropriate procedures for data exchange and interoperability through open GIS standards and intelligent interface design
• Data fusion within integrated GIS
• Development of new benchmark procedures for the whole range of integrated GIS functionality
• Visualisation techniques especially to support data quality assessment
• Interaction between humans and machines
• Low cost mapping and GIS integration systems
• Collaboration with others on spatial-temporal aspects of GIS

WG II/3 - Spatial Data Handling Technologies

WG II/3  Terms of Reference

• Composition and transmission of raster data formats
• Vector data format and topological models
• Spatial data models
• Data base management systems for spatial data in a heterogeneous environment
• High volume storage media
• High performance I/O sub-systems
• Cataloguing and data dictionaries
• Data exchange between heterogeneous environments, hardware and software, use of WWW and other networks

WG II/4 - Systems for Processing SAR Data

WG II/4  Terms of Reference

• Integration of algorithms for processing SAR data, such as geocoding, stereoscopic matching, feature extraction, into accessible user systems
• Integration of SAR data with other data
• Provision of information on SAR to improve accessibility
• Promotion of user-friendly SAR software

WG II/5 - Systems for Integrated Geoinformation Production

WG II/5  Terms of Reference

• Design of systems for specific processes or applications which involve the use of multiple sensors and image processing techniques, for example, for monitoring crop growth
• Integration of techniques for correction and analysis
• Standards for systems
• Methods of design and of testing performance

WG II/6 - Integration of Image Understanding into Cartographic Systems

WG II/6  Terms of Reference

• Semi automatic and automatic cartographic feature extraction, especially the system integration aspects
• Automatic extraction and exploitation of surface material information
• Integration of digital photogrammetric systems and computer graphics for visualisation and simulation
• Utilisation, verification and update of spatial data bases
• Integration of photogrammetric knowledge and techniques into computer vision algorithms and systems
• Application of computer vision algorithms to various sensor and acquisition geometries

WG II/7 - Practical and Implementation Issues in Digital Mapping

WG II/7  Terms of Reference

• Establishment of a forum for exchange of information and ideas between manufacturers, researchers and users
• Discussion and determination of user requirements with manufacturers, and preparation of action plans for implementation
• Discussion and reporting on standard data transfer formats for digital systems
• Collaboration with other groups such as OEEPE and Open GIS Consortium (OGC)

WG II/8 - Digital Systems for Image Analysis

WG II/8  Terms of Reference

• Procedures and systems for automatic image orientation, generation of digital terrain models, and orthoimage generation from airborne and space-borne sensors
• Semi-automatic extraction of GIS and CAD data
• Procedures and systems for revision of spatial data bases
• Implementation and study of effects of data compression
• Integration of input and output devices such as image scanners and raster plotters
• Practical issues of digital photogrammetric systems including efficiency, quality control and economy