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WMO Core Profile. of the ISO 19115 Metadata Standard Steve Foreman Chair IPET-Metadata Implementation. Contents. Data challenges facing meteorology What is “metadata”? WMO approach to metadata Implementation of the Profile. Data Challenges. Regional Associations. R.A. VI Europe

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WMO Core Profile

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WMO Core Profile

of the ISO 19115 Metadata Standard

Steve Foreman

Chair IPET-Metadata Implementation


Contents

  • Data challenges facing meteorology

  • What is “metadata”?

  • WMO approach to metadata

  • Implementation of the Profile

Meeting Name


Data Challenges


Regional Associations

R.A. VI

Europe

(49 Members)

R.A. IV

North America,

Central America

And the Caribbean

(25 Members)

R.A. II

Asia

(35 Members)

R.A. I

Africa

(56 Members)

R.A. V

South-West Pacific

(22 Members)

R.A.III

South America

(13 Members)

Challenges facing WMO

Meeting Name


Technical Commissions

  • Basic Commissions

  • Commission for Basic Systems (CBS)

  • Commission for Instruments and Methods of Observations (CIMO)

  • Commission for Hydrology (CHy)

  • Commission for Atmospheric Sciences (CAS)

  • Applications Commissions

  • Commission for Aeronautical Meteorology (CAeM)

  • Commission for Agricultural Meteorology (CAgM)

  • JointWMO/IOC technicalCommission for Oceanography and Marine Meteorology(JCOMM)

  • Commission for Climatology (CCl)

Challenges for WMO

Meeting Name


What is metadata?

  • In this context it is not

    • the conditions at an observing site

  • although

    • these can be described by metadata

Meeting Name


WMO Approach


WMO Core metadata

Temperature in Sweden?

Discover

Stockholm,

please

Select

Retrieve

Meeting Name


WMO approach to metadata

  • Build on existing standards

    • WMO

      • GRIB and BUFR definitions

    • ISO

      • 191xx series

        • Geographic metadata (19115) 

        • XML representation (19139) 

    • Open Geospatial Consortium

      • Catalog service ?

Meeting Name


WMO Core Profile

  • Core metadata:

    • subset of full standard

    • most appropriate elements for field

    • some extensions to cover specific needs

Meeting Name


Profile - topics

Metadata

record

Description of the metadata record for the dataset

Data

Description of the dataset itself

WMO Core Profile

Usage

Restrictions on how the data can be used

Quality

Quality assurance information

Meeting Name


Profile – Metadata

Identifier for metadata

Date metadata created

Language & character set of metadata

Metadata standard used

Co-ordinate systems used in metadata

Metadata

record

Data

Description of the dataset itself

WMO Core Profile

Usage

Restrictions on how the data can be used

Quality

Quality assurance information

Meeting Name


Abstract

Topic

Keywords (used to list parameters)

Area and time covered by data

Language of data

Reference (eg URL)

Point of contact

How to get data – format, who to ask

Profile - Data

Metadata

record

Description of the metadata record for the dataset

Data

WMO Core Profile

Usage

Restrictions on how the data can be used

Quality

Quality assurance information

Meeting Name


Profile - Usage

Metadata

record

Description of the metadata record for the dataset

Data

Description of the dataset itself

WMO Core Profile

Permitted use (eg essential or additional data)

Time constraints (eg TAF validity)

Security

Usage

Quality

Quality assurance information

Meeting Name


Profile - Quality

Metadata

record

Description of the metadata record for the dataset

Data

Description of the dataset itself

WMO Core Profile

Usage

Restrictions on how the data can be used

Processing done on data

High level quality assessment of data

Quality

Meeting Name


Multiple Languages

Meeting Name


Implementation of Profile


Profile - implementations

Meeting Name


Future


WMO Profile Future

  • Features & Coverages

    • describe relationships

211620Z EGLL EGLL 211620Z 19007KT 170V230 9999 FEW038 BKN060 20/11 Q1020 NOSIG

Meeting Name


Summary


Summary

  • Needed to make more use of data

  • Profile based on ISO standard

  • Version 1 for discovery

  • Later versions

    • more detail

    • services

Meeting Name


Questions?


Profile – Metadata

Identifier for metadata

Date metadata created

Language & character set of metadata

Metadata standard used

Co-ordinate systems used in metadata

Metadata

record

Data

Description of the dataset itself

WMO Core Profile

Usage

Restrictions on how the data can be used

Quality

Quality assurance information

Meeting Name


Abstract

Topic

Keywords (used to list parameters)

Area and time covered by data

Language of data

Reference (eg URL)

Point of contact

How to get data – format, who to ask

Profile - Data

Metadata

record

Description of the metadata record for the dataset

Data

WMO Core Profile

Usage

Restrictions on how the data can be used

Quality

Quality assurance information

Meeting Name


Profile - Usage

Metadata

record

Description of the metadata record for the dataset

Data

Description of the dataset itself

WMO Core Profile

Permitted use (eg essential or additional data)

Time constraints (eg TAF validity)

Security

Usage

Quality

Quality assurance information

Meeting Name


Profile - Quality

Metadata

record

Description of the metadata record for the dataset

Data

Description of the dataset itself

WMO Core Profile

Usage

Restrictions on how the data can be used

Processing done on data

High level quality assessment of data

Quality

Meeting Name


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