An abbreviation for the parent object expressed using an International String to support multiple language versions of the same content.

Abstract provided using a StructuredString to support multiple language versions of the same content as well as optional formatting of the content.

Describes access to the holdings of the archive or to a specific data product.

Access Conditions provided using a StructuredString to support multiple language versions of the same content as well as optional formatting of the content.

A link to a form used by the metadata containing the form number, a statement regarding the contents of the form, a statement as to the mandatory nature of the form and a privacy level designation.

The date or date range of the access restriction for all or portions of the data.

Name of the Type of Access using the DDI Name structure.

Describes the region of an image, recording, or text where an action where a specified action is performed and the type of action taken.

Describes action taken to minimize loss of data from the collection event.

Additional Information provided using a StructuredString plus a privacy code to support multiple language versions of the same content as well as optional formatting of the content.

Location address identifying each part of the address as separate elements.

Use for coordinates obtained through address matching only.

The agency expressed as filed with the DDI Agency Registry with optional additional sub-agency extensions.

Reference to an existing Organization or Individual using the Reference structure.

Describes the aggregation method and the variables used in the aggregation process.

Identifies the independent (denominator) and dependent (numerator) dimensions for calculating aggregate measures such as percent.

Identification of the type of aggregation method used.

Identifies the independent and dependent variables used in the aggregation process.

Reference to an existing AggregationVariables using the Reference structure.

Specifies the type of the fingerprint (what algorithm or scheme).

Contains the version of the algorithm.

This is a string of type xs:NMTOKEN and can contain no spaces.

Allows collection of data for a case in a different coordinate system than stated in the response structure.

An alternate name for the object expressed using an International String to support multiple language versions of the same content.

Allows identification of an alternate object when the default object is not measurable.

Allows entry of a non-standard offset figure.

Information on the command used to generate an alternative means of determining sequence changes.

The alternate title expressed using an International String to support multiple language versions of the same content.

A brief textual description or classification of the unit of analysis.

A description of the types of analysis units covered expressed using an International String to support multiple language versions of the same content.

Allows for the attachment of a category label at any anchor point in a scale.

Identifies the start value for this interval.

Allows for the use of a controlled vocabulary to designate intended applications of the profile.

A maintainable module containing information related to the archiving (longer term access and/or preservation) of the data and metadata.

Name of the Archive Module using the DDI Name structure.

Reference to an existing Organization using the Reference structure.

Reference to an existing Archive using the Reference structure.

Contains metadata specific to a particular archive's holding.

Use to specify the area of land, water, total or other area coverage in terms of square miles/kilometers or other measure.

The area measure expressed as a decimal for the measurement unit designated.

The ArrayBase expressed as an xs:integer.

Array number of the data item for delimited files.

Reference to an existing AssignedVariable using the Reference structure.

An image associated with the Instruction, located at the provided URN or URL.

References the attribute description or provides a value.

References the attribute description in the NCube and provides for a choice between describing an explicit value, or a location in a file where the value can be found.

References the attribute description in the NCube and provides for a choice between describing an explicit value, or a location in a file where the value can be found.

Allows attachment of a secondary response domain to a specific item within another response domain used in the question.

Reference to an existing CoordinateRegion using the Reference structure.

The value of the attachment expressed as a string, if not a variable.

An attribute may be any object which should be attached to all or part of the NCube.

The key (sometimes referred to as a name) in a key/value pair.

Reference to an existing Attribute using the Reference structure.

The value for a key/value pair.

Describes the type and length of the audio segment.

The point to begin the audio clip.

The point to end the audio clip.

Identifies the authorizing agency.

Description and link to the Authorized Source using the DDI Other Material structure.

A reference to the Authorized Source of the value described in a GeographicLocationScheme or GeographicStructureScheme.

Reference to an existing Organization or Individual using the Reference structure.

Availability status of the object provided using a StructuredString to support multiple language versions of the same content as well as optional formatting of the content.

BasedOnObject may contain references to any number of objects which serve as a basis for this object, a BasedOnRationalDescription of how the content of the referenced object was incorporated or altered, and a BasedOnRationalCode to allow for specific typing of the BasedOnReference according to an external controlled vocabulary.

Classification of the rationale for a new object based on an existing object.

A description of the rationale for the new variable based on another object using an International String to support multiple language versions of the same content.

A reference to an object which the object being described here is based upon using a standard Reference structure.

This is an abstract structure which serves as a substitution base for current and future LogicalProduct definitions relating to specific data types.

This type structures an abstract element which is used only as the head of a substitution group.

A structure used to bind the content of a parameter declared as the source to a parameter declared as the target.

Indicates that any response equal to or less than this value has been coded as the bottom-code value.

Indicates that any response equal to or less than this value has been coded as the bottom-code value.

Set of north, south, east, west coordinates defining a rectangle

A closed plane figure bounded by three or more line segments, representing a geographic area.

A description of the budget that can contain a reference to an external budget document.

Description and link to the Budget Document using the DDI Other Material structure.

Contains a term indicating the byte ordering.

Specifies the type of calendar used (e.g., Gregorian, Julian, Jewish).

The CallNumber expressed as an xs:string.

Describes the information needed to identify an individual case within a record type

Number of cases or observations in the data file.

Case specification allows different unique identifiers to be used based on the value of an identified variable.

A description of a particular category or response.

A response domain capturing a category (without an attached code) response for a question item.

Contains a group of Category descriptions, which may be ordered or hierarchical.

Name of the Category Group using the DDI Name structure.

Inclusion of a CategoryGroup that allows categories to be grouped with or without hierarchical structure by reference.

Maps the content of two different category schemes of objects of the same type providing detail for the comparable items within those two schemes.

Reference to an existing CategoryMap using the Reference structure.

Name of the Category using the DDI Name structure.

Reference to an existing Category using the Reference structure.

Describes the relationship between the categories in terms of the significance of order and the distance between categories.

A scheme containing a set of Categories managed by an agency.

Name of the Category Scheme using the DDI Name structure.

Reference to a CategoryScheme using SchemeReference which allows for the specification of objects to exclude.

The value of a statistic associated with the category value indicated in the sibling CategoryValue element.

References a specific Code within the variable if using a CodeRepresentation.

Defines one or more cells by defining the applicable values of each dimension as "all values", a "specific value" or a range.

Provide a label to be included inside of a grid cell and defines the cell or cells that contain it.

A characteristic which defines the area.

Reference to an existing Concept using the Reference structure.

Specification of the character offset for the beginning and end of the segment.

Identification of the character set used in the referenced file.

Provides a bibliographic citation using a DDI structure that maps to Dublin Core objects.

Citation Requirement provided using a StructuredString to support multiple language versions of the same content as well as optional formatting of the content.

City, Place, or local area used as part of an address.

A brief textual description of the class designation of the object.

A generic operation description used to describe a cleaning operation.

A structure that links a unique value of a code to a specified category .

Indicates that coded data should be treated as numeric.

Indicates that coded data should be treated as text.

A response domain capturing a coded response (where both codes and their related category value are displayed) for a question item.

A structure used to associate a list of code values to specified categories.

A grouping of CodeLists for conceptual or administrative purposed.

Name of the Code List Group using the DDI Name structure.

Reference to an existing CodeListGroup using the Reference structure.

Name of the Code List using the DDI Name structure.

Reference to an existing CodeList using the Reference structure.

A scheme containing sets of CodeLists that are used by reference to define code representations used by value representations and response domains.

Name of the Code List Scheme using the DDI Name structure.

Reference to a CodeListScheme using SchemeReference which allows for the specification of objects to exclude.

References the Code within a CodeList using the Reference structure.

Reference to the Code within the CodeList used by the representation.

Defines the representation of a variable as coded values using a set or subset of codes from a CodeList.

Allows further specification of the codes to use from the CodeList.

Describes a collection of items held or distributed by the archive in connection with a study, group of studies, or resource packages.

Completeness of the collection provided using a StructuredString to support multiple language versions of the same content as well as optional formatting of the content.

Information on a specific data collection event

Describes the situation in which the data collection event takes place.

Column in which data item is found.

This is an in-line provision of the command itself and information regarding its use.

Content of the command itself expressed in the language specified in the parent object.

The CommandContent expressed as an xs:string.

Identifies and provides a link to an external copy of the command.

Comments provided using a StructuredString to support multiple language versions of the same content as well as optional formatting of the content.

Commonality of the compared objects provided using a StructuredString to support multiple language versions of the same content as well as optional formatting of the content.