ISO/IEC 11179 Past, Present, Future -- A Thumbnail Sketch February 16, 1999 Bruce Bargmeyer EPA/OIRM/EIM Division Tel: (202) 260-5306 bargmeyer.bruce@epa.gov WWW URL: http://sdct-sunsrv1.ncsl.nist.gov/~bargmeye

What is a Data Element ? SDC-0055-057-JE-8019

Database

Report 2.0 SAMPLING and ANALYSIS Sampling of biota, soil, and water was conducted in the states of South Carolina, North Carolina, Georgia, Virginia, Maryland, Ohio, Massachusetts, New Jersey, Pennsylvania, Florida and Delaware. This effort was to identify and analyze the biological and chemical data values to be included in the National Site Report. The chemical data identified in the table below will be used to determine the environmental impacts.

EDI Message

Data Element Definition Unique ID Maintenance Organization Steward SC NC GA VA MD OH ………… Definition Unique ID Name and Context Maintenance Organization Steward Classification Registration Authority Others …..

Definitions Data element: a unit of data for which the identification, meaning, representation, and permissible values are specified by means of a set of attributes Source: ISO/IEC 11179, Information Technology - Specification and standardization of data elements.

Definitions Data element: a unit of data for which the identification, meaning, representation, and permissible values are specified by means of a set of attributes Data element concept: a concept which can be represented in the form of a data element, described independently of any particular representation Source: ISO/IEC 11179, Information Technology - Specification and standardization of data elements.

Data Element Concept Definition Unique ID Maintenance Organization Alabama Alaska California ... Vermont Wisconsin Wyoming Definition Unique ID Name and Context Maintenance Organization Steward Classification Registration Authority Others …..

DEC & 3 Data Elements State Name State Postal Codes (USPS) State FIPS Alabama Alaska California ... Vermont Wisconsin Wyoming Definition Unique ID Name and Context Maintenance Organization Steward Classification Registration Authority Others ….. Alabama Alaska California ... Vermont Wisconsin Wyoming State Name AL AK CA ... VT WI WY State Postal Codes (USPS) 01 02 06 ... 50 55 56 State FIPS Codes (USGS)

Past Standardized data elements (pre-ISO/IEC 11179) Country codes Latitude & Longitude Human Sexes Standardized fundamental concepts and basic attributes ISO/IEC 11179 specification and standardization of data elements

Past - ISO 11179, Parts 1-6 Part 1: Framework for the Specification and Standardization of Data Elements Part 2: Classification for Data Elements Part 3: Basic Attributes of Data Elements Part 4: Rules and Guidelines for the Formulation of Data Definitions Part 5: Naming and Identification Principles for Data Elements Part 6: Registration of Data Elements

Present Revision of ISO 11179, Part 3 to include X3.285 metamodel Building registries according to ISO/IEC 11179 and X3.285 Australian National Health Information Knowledgebase Bureau of Census Data Access and Dissemination System (DADS) HHS/Health Care Financing Administration DoD/Health Affairs Intelligent Transportation System Environmental Data Registry

Conceptual Metamodel

Data Element Administration Metamodel

11179 Metadata Registry Alabama Alaska California ... Vermont Wisconsin Wyoming AL AK CA ... VT WI WY 01 02 06 ... 50 55 56 11179 Metadata Registry

Sharing Metadata Between Registries ISO/IEC 11179 Metadata Registry Standard Defense Data Dictionary System Catalog of Data Sources Health Care Finance Administration Intelligent Transportation Environmental Data Registry Standard Data

Impacts of Data Change Present Past Gov’t CZ Czech Republic** ISO ANSI Industry Gov’t Country Country changes CZ Czechoslovakia* CZ Czech Republic** LO Slovakia** * FIPS PUB 10-3 ** FIPS PUB 10-4 Past Present

Impacts of Data Change Gov’t Scientific Name ISO Vernacular Name ANSI Industry Gov’t Scientific Name Vernacular Name Taxonomic Serial Number ISO New species New classification Biological terms

Impacts of Data Change Gov’t Systematic Name Synonym ISO CAS Number ANSI Industry Gov’t Systematic Name Synonym CAS Number ISO New chemical Chemicals

As data changes world-wide, metadata changes can be recorded and effectively communicated between metadata registries. Change ISO ANSI Industry Gov’t ISO/IEC 11179 Metadata Registry Standard Defense Data Dictionary System Catalog of Data Sources Health Care Finance Administration Intelligent Transportation Environmental Data Registry Standard Data

In Progress Developing a Coalition of Metadata Registry Implementers to: Share information and experiences Identify funding opportunities Stimulate commercialization to provide commercial off-the-shelf software

Future New Work Items (NWI): Object extensions Extend ISO/IEC 11179 for complex data Technical report on registry content Using XML to embed and exchange 11179 metadata Terminology NWI 1 NWI 2 NWI 3 NWI 4 NWI 5