COMMISSION IV
Spatial Information Systems and Digital Mapping

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PRESIDENT
	Dr COSTAS ARMENAKIS Geomatics Canada Centre for Topographic Information 615 Booth Street, Ottawa Ontario K1A 0E9 CANADA Tel: +1 613 992 4487 Fax: +1 613 995 4127 Email: armenaki@nrcan.gc.ca

Scientific Secretary			Administrative Secretary
	Prof. YUK-CHEUNG LEE Department of Geodesy and Geomatics Engineering University of New Brunswick P.O. Box 4400 Fredericton, New Brunswick, E3B 5A3 CANADA Tel.: +1 506 453-5148 Fax.: +1 506 453-4943 Email: yclee@unb.ca		FLORIN SAVOPOL Centre for Topographic Information Geomatics Canada 615 Booth Street Ottawa, Ontario, K1A 0E9 CANADA Tel: + 1 613 943-8234 Fax: + 1 613 995-2000 Email: fsavopol@NRCan.gc.ca

TERMS OF REFERENCE

• Fundamentals of spatial modeling and spatial data structures
• Integration of image analysis and spatial information systems;
• Spatial database design and spatial data access
• Metadata and clearinghouses
• Dynamic spatial information systems and spatial data revision processes
• Digital landscape modeling and visualization, orthoimages, digital terrain models and 3D city models
• Interfacing 3D city models and Computer Aided Facility Management
• Spatial data base generation from SAR, interferometric SAR, lidar, laser, and other aerial and satellite sensor systems
• Digital topographic, thematic and global mapping
• Extraterrestrial mapping

WORKING GROUPS