SDI from a technological perspective Standards Arnold Bregt

SDI from a technological perspective: Standards Arnold Bregt

Components Technology People Policies Spatial Data Standards 1

Contents n Why Standards? n Classification of standards n Standardization organizations n Standards for SDI 2

Standards n Can you mention a few standards in daily life? 3

Standards – make life easier 4

Why Standards? n n n Efficiency Rules and threshold for society Increase connectivity 5

Classification of standards n n Ad hoc standards Proprietary standards De facto standards De jure standards 6

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Organisations ISO/tc 211 EU (INSPIRE ) National government OGC CEN/tc 278 NEN 8

Standardization organizations n n n ISO OGC CEN 9

ISO n n Founded 1926 Non-governmental organization 1994 ISO TC 211 Geographic information/geomatics http: //www. isotc 211. org/ 10

Exercise 1 n 1) What is the name and number of the last ISO 19 XXX series? n 2) When was the first plenary of the ISI TC 211? n 3) What is the prize of ISO 19115 -1: 2014 Standard 11

Organization - process n ISO l Technical committee (TC) for particular domain • Working group (WG) for particular group of standards – Project team (PT) for particular standard n Stages 1. Proposal Preparatory stage Committee stage Enquiry stage Approval stage Publication stage 2. 3. 4. 5. 6. (NWIP = New Work Item Proposal) -> TC (WD = working draft) -> WG (CD = committee draft) -> TC (FDIS = (final) draft international standard) -> TC & all ISO member bodies: final Yes/No (IS = international standard) 12

OGC n n Open Geospatial consortium Founded 1994 Industry consortium Implementation specifications n For instance: WMS, WFS, GML, http: //www. opengeospatial. org/ n Testing of implemenations n 13

Exercise n 1) What are the 5 most implemented OGC specifications? n 2) How many software products support OGC specifications/standards? n 3) What are OGC standards to be used for Smart Cities? 14

Example 15

CEN (now dormant 2015) n CEN organization 1961 TC 287 (Geographic information) Founded 1991 Revival in 2004 Adoption of ISO standards n CEN TC 287 n n 16

Standards for SDI (basis) n n n Meta-data Spatial data reference models Services 17

Metadata n n ISO 19115 (formal description) ISO 19139 (technical implementation) Catalog service (CAT) Metadata about services (ISO 19119 ) 18

Spatial data reference models n ISO 19101 (reference model) l l l ISO 19107 (Spatial schema) ISO 19108 (Temporal schema) ISO 19109 (Application schema) ISO 19111 (Spatial referencing by coordinates) ISO 19112 (Spatial referencing by geographic identifiers) 19

Services n n n Web map service (WMS) Web feature service (WFS) Web coverage service (WCS) 20

Combining Services Mapping service Sensor service Image service Geo spatial service Source 21

Cooperation ISO and OGC 22

INSPIRE- Implementing Rules (IR) n n n n IR for the creation and updating of metadata IR for monitoring and reporting IR for discovery and view services IR for download services IR for coordinates transformation service IR governing the access rights of use to spatial data sets and services for Community institutions and bodies IRs for the interoperability and harmonization of spatial data sets and services for Annex I spatial data themes 23

INSPIRE n Inspire Information n Inspire Video 24

Summary n There a lot of GI standards n Produced by ISO, OGC and CEN (Europe) n Implemented in a variety of software implementations n Large part of it is used and relevant for SDI 25

Questions Thank you for your attention!