A Temporal Quiz ” I’m the beginning of the end. You see me twice in a week, but not in a day. Once in a year, but twice in a decade. What am I ?”

ISO/TC 211 Geographic information/Geomatics Steinar Høseggen, October 2001 International Organization for Standardization Technical Committee 211

Some objectives... increase the understanding and usage of geographic information increase the understanding and usage of geographic information increase the availability, access, integration, and sharing of geographic information increase the availability, access, integration, and sharing of geographic information promote the efficient, effective, and economic use of digital geographic information and associated hardware and software systems promote the efficient, effective, and economic use of digital geographic information and associated hardware and software systems contribute to a unified approach to addressing global ecological and humanitarian problems contribute to a unified approach to addressing global ecological and humanitarian problems

ISO Reference model ISO Reference model ISO Overview ISO Overview ISO Conceptual schema language ISO Conceptual schema language ISO Terminology ISO Terminology ISO Conformance and testing ISO Conformance and testing ISO Profiles ISO Profiles ISO Spatial schema ISO Spatial schema ISO Temporal schema ISO Temporal schema ISO Rules for application schema ISO Rules for application schema ISO Feature cataloguing methodology ISO Feature cataloguing methodology ISO Spatial referencing by coordinates ISO Spatial referencing by coordinates ISO Spatial referencing by geographic identifiers ISO Spatial referencing by geographic identifiers ISO Quality principles ISO Quality principles ISO Quality evaluation procedures ISO Quality evaluation procedures ISO Metadata ISO Metadata ISO Positioning services ISO Positioning services ISO – Portrayal ISO – Portrayal ISO Encoding ISO Encoding ISO Services ISO Services ISO/TR Functional standards + new rev ISO/TR Functional standards + new rev ISO/TR Imagery and gridded data ISO/TR Imagery and gridded data ISO/TR Qualifications and certification of personnel ISO/TR Qualifications and certification of personnel ISO Schema for coverage geometry and functions ISO Schema for coverage geometry and functions ISO Imagery and gridded data components ISO Imagery and gridded data components ISO Simple feature access - SQL option ISO Simple feature access - SQL option ISO Profile - FACC Data Dictionary ISO Profile - FACC Data Dictionary ISO Geodetic codes and parameters ISO Geodetic codes and parameters ISO Web Map Server Interface ISO Web Map Server Interface ISO Imagery, gridded and coverage data framework ISO Imagery, gridded and coverage data framework ISO Sensor and data model for imagery and gridded data ISO Sensor and data model for imagery and gridded data ISO Data product specification ISO Data product specification ISO Location based services possible standards ISO Location based services possible standards ISO Location based services tracking and navigation ISO Location based services tracking and navigation ISO Multimodal location based services for routing and navigation ISO Multimodal location based services for routing and navigation ISO Procedures for registration of geographic information items ISO Procedures for registration of geographic information items Overview TC211

Meeting schedule Meeting 1st plenary 1st plenary 2nd plenary 2nd plenary 3rd plenary 3rd plenary 4th plenary 4th plenary 5th plenary 5th plenary 6th plenary 6th plenary 7th plenary 7th plenary 8th plenary 8th plenary 9th plenary 9th plenary 10th plenary 11th plenary 12th plenary 13th plenary 14th plenary Place Oslo, Norway Reston, VA, USA Seoul, Rep. of Korea Sydney, Australia Oxford, UK Victoria, Canada Beijing, China Vienna, Austria Kyoto, Japan Cape Town, South-Africa Reston, USA Lisbon, Portugal Adelaide, Australia Bankok, Thailand Date November 10-11, 1994 August 30-31, 1995 May 30-31, 1996 January 23-24, 1997 October 2-3, 1997 March 5-6, 1998 September 24-25, 1998 March 4-5, 1999 September 29-30, 1999 March 9-10, 2000 September 7-8, 2000 March 8-9, 2001 October 25-26, 2001 May 23/24, 2002

Draft International Standards ISO/DIS Geographic information - Reference model ISO/DIS Geographic information - Reference model ISO/DIS Geographic information - Spatial schema ISO/DIS Geographic information - Spatial schema ISO/DIS Geographic information - Temporal schema ISO/DIS Geographic information - Temporal schema ISO/DIS Geographic information - Methodology for feature cataloguing ISO/DIS Geographic information - Methodology for feature cataloguing ISO/DIS Geographic information - Spatial referencing by coordinates ISO/DIS Geographic information - Spatial referencing by coordinates ISO/DIS Geographic information - Quality procedures ISO/DIS Geographic information - Quality procedures ISO/DIS Geographic information - Quality evaluation procedures ISO/DIS Geographic information - Quality evaluation procedures ISO/DIS Geographic information - Metadata ISO/DIS Geographic information - Metadata ISO/DIS Geographic information - Simple feature access Part 1: Common architecture Part 2: SQL option ISO/DIS Geographic information - Simple feature access Part 1: Common architecture Part 2: SQL option

ISO/TC 211 Chairman and secretariat Chairman : Olaf Østensen, Norwegian Mapping Authority Secretary : Bjørnhild Sæterøy, Norwegian Technology Centre NTS ISO/TC 211 Geographic information/ Geomatics ISO/TC 211 will develop a family of standards : ISO series ISO series

ISO/TC 211 statistics l 30 countries active members (P-members), l 24 observing members (O-members) l 18 external liaisons (organisations) l 10 internal liaisons (ISO) l More than 500 persons involved since start l 12 plenary meetings have been convened in 11 different countries on 5 continents NB! Figures are approximate and vary over time

WG 2 - Geospatial models and operators ISO Spatial schema ISO Spatial schema ISO Temporal schema ISO Temporal schema ISO Rules for application schema ISO Rules for application schema ISO Schema for coverage geometry and functions ISO Schema for coverage geometry and functions WG 2 Antony Cooper CSIR - ICOMTEK South Africa

ISO Temporal schema Based on existing standards ISO 31-1:1992 Quantities and Units ISO 31-1:1992 Quantities and Units ISO 1000:1992 SI units and recommendations ISO 1000:1992 SI units and recommendations ISO 8601:1988 Data element and interchange formats ISO 8601:1988 Data element and interchange formats ISO 11404:1996 Information technology – Language ISO 11404:1996 Information technology – Language independent data types independent data types

ISO Temporal schema Main issues Conceptual data model for temporal aspects of geographic information Conceptual data model for temporal aspects of geographic information Temporal Reference System Temporal Reference System Temporal Relationships between geographic objects Temporal Relationships between geographic objects

ISO Temporal schema Conceptual data model for temporal aspects of geographic information Time as a dimension Time as a dimension Instant – position in time Instant – position in time Period – extent in time Period – extent in time Temporal topology Temporal topology TM_Node TM_Node TM_Edge TM_Edge

ISO Temporal schema Relative position Before Before After After Begins Begins Ends Ends During During Equals Equals Contains Contains Overlaps Overlaps Meets Meets OverlappedBy OverlappedBy MetBy MetBy BegunBy BegunBy EndeBy EndeBy

ISO Temporal schema Temporal Reference System ISO 8601: Gregorian Calender / 24 h local / UTC ISO 8601: Gregorian Calender / 24 h local / UTC Specification of different temporal reference system Specification of different temporal reference system

ISO Temporal schema Temporal Relationships between geographic objects Simple temporal relationships Simple temporal relationships Succession of geographic objects Succession of geographic objects substitution substitution division division fusion fusion

ISO/TC 211 on Internet - the WWW server You will find updated information on ISO/TC 211 on the following World Wide Web-server : WWW Secretariat Secretariat Organization Organization Calendar Calendar About... About... Resolutions Resolutions Document list Document list Scope and work programme Scope and work programme Mail to secretariat Mail to secretariat News and information News and information Presentations (slides) Presentations (slides) containing containing :

Thank you ! ISO/TC … building the foundation of the geospatial infrastructure, brick by brick...

A Temporal Quiz ” I’m the beginning of the end. You see me twice in a week, but not in a day. Once in a year, but twice in a decade. What am I ?”