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 ?”

International Organization for Standardization Technical Committee 211

ISO/TC 211

Geographic information/Geomatics

Steinar Høseggen, October 2001

Some objectives ...

 increase the understanding and usage 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  contribute to a unified approach to addressing global ecological and humanitarian problems

Overview TC211

                   ISO 19101 - Reference model ISO 19102 - Overview ISO 19103 - Conceptual schema language ISO 19104 - Terminology ISO 19105 - Conformance and testing ISO 19106 - Profiles ISO 19107 - Spatial schema ISO 19108 - Temporal schema ISO 19109 - Rules for application schema ISO 19110 - Feature cataloguing methodology ISO 19111 - Spatial referencing by coordinates ISO 19112 - Spatial referencing by geographic identifiers ISO 19113 - Quality principles ISO 19114 - Quality evaluation procedures ISO 19115 - Metadata ISO 19116 - Positioning services ISO 19117 – Portrayal ISO 19118 - Encoding ISO 19119 - Services                 ISO/TR 19120 - Functional standards + new rev ISO/TR 19121 - Imagery and gridded data ISO/TR 19122 - Qualifications and certification of personnel ISO 19123 - Schema for coverage geometry and functions ISO 19124 - Imagery and gridded data components ISO 19125 - Simple feature access - SQL option ISO 19126 - Profile - FACC Data Dictionary ISO 19127 - Geodetic codes and parameters ISO 19128 - Web Map Server Interface ISO 19129 - Imagery, gridded and coverage data framework ISO 19130 - Sensor and data model for imagery and gridded data ISO 19131 - Data product specification ISO 19132 - Location based services possible standards ISO 19133 - Location based services tracking and navigation ISO 19134 - Multimodal location based services for routing and navigation ISO 19135 - Procedures for registration of geographic information items

Meeting 1st plenary 2nd plenary 3rd plenary 4th plenary 5th plenary 6th plenary 7th plenary 8th plenary 9th plenary 10th plenary 11th plenary 12th plenary 13th plenary 14th plenary Place

Meeting schedule

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

Draft International Standards

 ISO/DIS 19101 Geographic information - Reference model  ISO/DIS 19107 Geographic information - Spatial schema  ISO/DIS 19108 Geographic information - Temporal schema  ISO/DIS 19110 Geographic information - Methodology for feature cataloguing  ISO/DIS 19111 Geographic information - Spatial referencing by coordinates  ISO/DIS 19113 Geographic information - Quality procedures  ISO/DIS 19114 Geographic information - Quality evaluation procedures  ISO/DIS 19115 Geographic information - Metadata  ISO/DIS 19125 Geographic information - Simple feature access Part 1: Common architecture Part 2: SQL option

ISO/TC 211 Chairman and secretariat

ISO/TC 211 Geographic information/ Geomatics ISO/TC 211 will develop a family of standards : ISO 19100 series Chairman : Olaf Østensen, Norwegian Mapping Authority

NTS

Secretary : Bjørnhild Sæterøy, Norwegian Technology Centre

ISO/TC 211 statistics

 30 countries active members (P-members),  24 observing members (O-members)  18 external liaisons (organisations)  10 internal liaisons (ISO)  More than 500 persons involved since start  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

WG 2 Antony Cooper CSIR - ICOMTEK South Africa     ISO 19107 - Spatial schema ISO 19108 - Temporal schema ISO 19109 - Rules for application schema ISO 19123 - Schema for coverage geometry and functions

ISO 19108 - Temporal schema

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

ISO 19108 - Temporal schema

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

ISO 19108 - Temporal schema

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

ISO 19108 - Temporal schema

Relative position  Before  After  Begins  Ends  During  Equals  Contains  Overlaps  Meets  OverlappedBy  MetBy  BegunBy  EndeBy

ISO 19108 - Temporal schema

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

ISO 19108 - Temporal schema

Temporal Relationships between geographic objects   Simple temporal relationships Succession of geographic objects  substitution  division  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 http://www.statkart.no/isotc211/

containing :      Secretariat Organization Calendar About...

Resolutions      Document list Scope and work programme Mail to secretariat News and information Presentations (slides)

Thank you !

ISO/TC 211 ...

… 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 ?”