SDC-0055-057-JE-8019

February 16, 1999

Bruce BargmeyerEPA/OIRM/EIM DivisionTel: (202) 260-5306bargmeyer.bruce@epa.govWWW URL: http://sdct-sunsrv1.ncsl.nist.gov/~bargmeye

SDC-0055-057-JE-8019

What is a Data Element ?What is a Data Element ?

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DatabaseDatabase

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ReportReport

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.

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EDI MessageEDI Message

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Data ElementData Element

SC

NC

GA

VA

MD

OH

…………

Definition

Unique ID

Name and Context

MaintenanceOrganization

Steward

Classification

RegistrationAuthority

Others …..

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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.

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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.

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Data Element ConceptData Element ConceptAlabama

Alaska

California

...

Vermont

Wisconsin

Wyoming

Definition

Unique ID

Name and Context

MaintenanceOrganization

Steward

Classification

RegistrationAuthority

Others …..

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DEC & 3 Data ElementsDEC & 3 Data ElementsAlabama

Alaska

California

...

Vermont

Wisconsin

Wyoming

Definition

Unique ID

Name and Context

MaintenanceOrganization

Steward

Classification

RegistrationAuthority

Others …..

Alabama

Alaska

California

...

Vermont

Wisconsin

Wyoming

StateName

01

02

06

...

50

55

56

State FIPS Codes(USGS)

AL

AK

CA

...

VT

WI

WY

State PostalCodes(USPS)

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PastPast Standardized data elements (pre-ISO/IEC 11179)Standardized data elements (pre-ISO/IEC 11179)

Country codesCountry codes

Latitude & LongitudeLatitude & Longitude

Human SexesHuman Sexes

Standardized fundamental concepts and basic Standardized fundamental concepts and basic attributesattributes

ISO/IEC 11179 specification and standardization ISO/IEC 11179 specification and standardization of data elementsof data elements

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Past - Past - ISOISO 11179, Parts 1-611179, Parts 1-6

Part 1:Part 1: Framework for the Specification andFramework for the Specification and Standardization of Data Elements Standardization of Data Elements

Part 2:Part 2: Classification for Data ElementsClassification for Data Elements Part 3:Part 3: Basic Attributes of Data ElementsBasic Attributes of Data Elements Part 4:Part 4: Rules and Guidelines for theRules and Guidelines for the

Formulation of Data Definitions Formulation of Data Definitions Part 5:Part 5: Naming and Identification PrinciplesNaming and Identification Principles

for Data Elements for Data Elements Part 6:Part 6: Registration of Data ElementsRegistration of Data Elements

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PresentPresent

Revision of ISO 11179, Part 3 to includeRevision of ISO 11179, Part 3 to includeX3.285 metamodelX3.285 metamodel

Building registries according to ISO/IEC 11179 and Building registries according to ISO/IEC 11179 and X3.285X3.285 Australian National Health Information KnowledgebaseAustralian National Health Information Knowledgebase Bureau of Census Data Access and Dissemination System (DADS)Bureau of Census Data Access and Dissemination System (DADS) HHS/Health Care Financing AdministrationHHS/Health Care Financing Administration DoD/Health AffairsDoD/Health Affairs Intelligent Transportation SystemIntelligent Transportation System Environmental Data RegistryEnvironmental Data Registry

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Conceptual MetamodelConceptual Metamodel

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Data Element Data Element Administration MetamodelAdministration Metamodel

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Alabama

Alaska

California

...

Vermont

Wisconsin

Wyoming

01

02

06

...

50

55

56

AL

AK

CA

...

VT

WI

WY

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Sharing Metadata Between Registries

ISO/IEC 11179Metadata Registry

Standard

DefenseData Dictionary

System

Catalog ofData Sources

HealthCare

FinanceAdministration

IntelligentTransportation

System

EnvironmentalData

Registry

Sta

nd

ard

Da

ta

Standard Data

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Impacts of Data Change

Change

ISO

ANSIIndustryGov’t

Country

Country changesCZ Czechoslovakia*

CZ Czech Republic**LO Slovakia**

* FIPS PUB 10-3** FIPS PUB 10-4

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Biological terms

New speciesNew classification

Scientific NameVernacular Name

Taxonomic Serial Number

ISO

ANSIIndustryGov’t

Impacts of Data Change

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Chemicals

New chemical

Systematic NameSynonym

CAS NumberISO

ANSIIndustryGov’t

Impacts of Data Change

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As data changes world-wide, metadatachanges can be recorded and effectively

communicated between metadata registries.

Change

ISO

ANSIIndustry

Gov’t

ISO/IEC 11179Metadata Registry

Standard

DefenseData Dictionary

System

Catalog ofData Sources

HealthCare

FinanceAdministration

IntelligentTransportation

System

EnvironmentalData

Registry

Sta

nd

ard

Da

ta

Standard Data

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In ProgressIn Progress

Developing a Coalition of Metadata Developing a Coalition of Metadata Registry Implementers to:Registry Implementers to: Share information and experiencesShare information and experiences Identify funding opportunitiesIdentify funding opportunities Stimulate commercialization to provide Stimulate commercialization to provide

commercial off-the-shelf softwarecommercial off-the-shelf software

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New Work Items (NWI):New Work Items (NWI):

Object extensionsObject extensions Extend ISO/IEC 11179 for complex Extend ISO/IEC 11179 for complex

data data Technical report on registry contentTechnical report on registry content Using XML to embed and exchange Using XML to embed and exchange

11179 metadata11179 metadata Terminology Terminology

NWI 1

NWI 2

NWI 3

NWI 4

NWI 5

FutureFuture