Information Service Board Metadata Standard – Appendix A

Approved Working Level Subset of FGDC/CSDGM

February 6th 2003

 

 

Working Subset includes Basic Subset plus following shaded elements

 

Element Name

Element Definition

FGDC Hierarchy

Status

The state of and maintenance information for the data set.

1.4

Progress

The state of the data set. Domain: "Complete" "In Work" "Planned"

1.4.1

Maintenance and Update Frequency

The frequency with which changes and additions are made to the data set after the initial data set is completed. Domain: "Continually" "Daily" "Weekly" "Monthly" "Annually" "Unknown" "As Needed" "Irregular" "None Planned" free text

1.4.2

Spatial Domain

The geographic areal domain of the data set.

1.5

Bounding Coordinates

The limits of coverage of a data set expressed by latitude and longitude values in the order western-most, eastern-most, northern-most, and southern-most. For data sets that include a complete band of latitude around the earth, the West Bounding Coordinate

1.5.1

West Bounding Coordinate

Western-most coordinate of the limit of coverage expressed in longitude. Domain: -180.0 <= West Bounding Coordinate < 180.0

1.5.1.1

East Bounding Coordinate

Eastern-most coordinate of the limit of coverage expressed in longitude. Domain: -180.0 <= East Bounding Coordinate < 180.0

1.5.1.2

North Bounding Coordinate

Northern-most coordinate of the limit of coverage expressed in latitude. Domain: -90.0 <= North Bounding Coordinate <= 90.0; North Bounding Coordinate >= South Bounding Coordinate

1.5.1.3

South Bounding Coordinate

Southern-most coordinate of the limit of coverage expressed in latitude. Domain: -90.0 <= South Bounding Coordinate <= 90.0: South Bounding Coordinate <= North Bounding Coordinate

1.5.1.4

Theme Keyword Thesaurus

Reference to a formally registered thesaurus or a similar authoritative source of theme keywords. Domain: "None" free text

1.6.1.1

Place Keyword Thesaurus

Reference to a formally registered thesaurus or a similar authoritative source of place keywords. Domain: "None" "Geographic Names Information System" free text

1.6.2.1

Access Constraints

Restrictions and legal prerequisites for accessing the data set. These include any access constraints applied to assure the protection of privacy or intellectual property, and any special restrictions or limitations on obtaining the data. Domain: "None

1.7

Use Constraints

Restrictions and legal prerequisites for using the data set after access is granted. These include any access constraints applied to assure the protection of privacy or intellectual property, and any special restrictions or limitations on obtaining the d

1.8

 

 

 

Attribute Accuracy

An assessment of the accuracy of the identification of entities and assignment of attribute values in a data set.

2.1

Attribute Accuracy Report

An explanation of the accuracy of the identification of the entities and assignments of values in the data set and a description of the texts used. Domain: free text

2.1.1

Positional Accuracy

An assessment of the accuracy of the positions of spatial objects.

2.4

Horizontal Positional Accuracy

An estimate of accuracy of the horizontal positions of the spatial objects.

2.4.1

Horizontal Positional Accuracy Report

An explanation of the accuracy of the horizontal coordinate measurements and a description of the tests used. Domain: free text

2.4.1.1

Vertical Positional Accuracy

An estimate of accuracy of the vertical positions in the data set.

2.4.2

Vertical Positional Accuracy Report

An explanation of the accuracy of the vertical coordinate measurements and a description of the tests used. Domain: free text

2.4.2.1

Source Scale Denominator

The denominator of the representative fraction on a map (for example, on a 1:24,000-scale map, the Source Scale Denominator is 24,000. Domain: Source Scale Denominator > 1

2.5.1.2

Source Contribution

Brief explanation identifying the information contributed by the source to the data set. Domain: free text

2.5.1.6

 

 

 

Spatial Data Organization Information

The mechanism used to represent spatial information in the data set.

3

Direct Spatial Reference Method

The system of objects used to represent space in the data set. Domain: "Point" "Vector" "Raster"

3.2

Raster Object Information

The types and numbers of raster spatial objects in the data set.

3.4

Raster Object Type

Raster spatial objects used to locate zero-, one-, and two-, and three-dimensional locations in the data set. Domain: "Point" "Pixel" "Grid Cell" "Vexel"

3.4.1

 

 

 

Spatial Reference Information

The description of the reference frame for, and the means to encode, coordinates in the data set.

4

Horizontal Coordinate System Definition

The reference frame or system from which linear or angular quantities are measured and assigned to the position that a point occupies.

4.1

Planar

The quantities of distances or, or distances and angles, which define the position of a point on a reference plane to which the surface of the Earth has been projected.

4.1.2

Grid Coordinate System

A plane-rectangular coordinate system usually based on, and mathematically adjusted to, a map projection so that geographic positions can be readily transformed to and from plane coordinates.

4.1.2.2

Grid Coordinate System Name

Name of the grid coordinate system. Domain: A code table

4.1.2.2.1

State Plane Coordinate System (SPSC)

A plane-rectangular coordinate system established for each state in the United States by the National Geodetic Survey.

4.1.2.2.4

SPCS Zone Identifier

Identifier for the SPCS zone. Domain: Four-digit numeric code for the State Plane Coordinate Systems based on the North American Datum of 1983 are found in Department of Commerce, 1986, Representation of geographic point locations for information interchange

4.1.2.2.4.1

Planar Coordinate Information

Information about coordinate system

4.1.2.4

Planar Distance Units

Units of measure used for distance

4.1.2.4.4

Geodetic Model

Parameters for the shape of the Earth.

4.1.4

Horizontal Datum Name

The identification given to the reference system used for defining the coordinates of points. Domain: "North American Datum of 1927" "North American Datum of 1983" free text

4.1.4.1

Ellipsoid Name

Identification given to established representations of the Earth's shape.

4.1.4.2

Semi-major Axis

Radius of the equatorial axis of the ellipsoid

4.1.4.3

Denominator of Flattening Ratio

The denominator of the ratio of the difference between the equatorial and polar radii of the ellipsoid when numerator is set to 1.

4.1.4.4

Vertical Coordinate System Definition

The reference frame or system from which vertical distances (altitudes or depths) are measured

4.2

Altitude System Definition

The reference frame or system from which altitudes (elevations) are measured.  The term "altitude" is used instead of the common term "elevation" to conform to the terminology in Federal Information Processing Standards 70-1 and 173

4.2.1

Altitude Datum Name

The identification given to the surface taken as the surface of the reference frame from which altitude is measured

4.2.1.1

Depth System Definition

The reference frame of system from which depths are measured

4.2.2

Depth Datum Name

The identification given to surface of reference from which depths are measured

4.2.2.1

Detailed Description

Description of the entities, attributes, attribute values, and related characteristics encoded in the data set.

5.1

Entity Type

The definition and description of a set into which similar entity instances are classified.

5.1.1

Entity Type Label

The name of the entity type. Domain: free text

5.1.1.1

Entity Type Definition

The name of the entity type. Domain: free text

5.1.1.2

Attribute

A define characteristic of an entity.

5.1.2

Attribute Label

The name of the attribute. Domain: free text

5.1.2.1

Attribute Definition

The description of the attribute. Domain: free text

5.1.2.2

Attribute Domain Value

The valid values that can be assigned for an attribute.

5.1.2.4

Enumerated Domain

The members of an established set of valid values.

5.1.2.4.1

Enumerated Domain Value

The name or label of a member of the set. Domain: free text

5.1.2.4.1.1

Enumerated Domain Value Definition

The description of the value. Domain: free text

5.1.2.4.1.2

Range Domain

The minimum and maximum values of a continuum of valid values.

5.1.2.4.2

Range Domain Minimum

The least value that the attribute can be assigned. Domain: free text

5.1.2.4.2.1

Range Domain Maximum

The greatest value that the attribute can be assigned. Domain: free text

5.1.2.4.2.2

Codeset Domain

Reference to a standard or list which contains the members of an established set of valid values.

5.1.2.4.3

Codeset Name

The title of the codeset. Domain: free text

5.1.2.4.3.1

Codeset Source

The authority for the codeset. Domain: free text

5.1.2.4.3.2

Attribute Units of Measurement

The standard of measurement for an attribute value. Domain: free text

5.1.2.5

Attribute Measurement Resolution

The smallest unit increment to which an attribute value is measured. Domain: Attribute Measurement Resolution > 0.0

5.1.2.6

 

 

 

Citation Information

The recommended reference to be used for the data set.

8

Originator

The name of organization or individual that developed data set.

8.1

Publication Date

Date dataset published

8.2

Title

The recommended name of dataset

8.4