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

An abstract or brief summary of the document.

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

Conditions for access to the metadata and/or data.

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.

The date or date range of activity in this step.

Description of the method and mode of data collection in administering the pretest.

Any information not captured by the other descriptive objects.

Describe additional resources required such as funding, staffing, or resource material.

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.

Method to determine how the sample should be allocated/distributed (Source: US Census Metadata Standard document)

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.

Date materials submitted for approval review.

Provides sample stage level details where needed.

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

Date approval received from approval review organization.

Provides information about the Approval Review undertaken in relation to the activity.

Link to a document related to the approval review using the OtherMaterial structure.

Reference to an existing approval review document description.

Reference to an existing approval review description.

Period for which the approval is valid.

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 Information Classification policy using the DDI Other Material structure.

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.

Description of information within the frame that could support stratification, including listing of available fields.

A statement of availability for the object.

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.

The sample that was the basis for the weighting.

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

Refers to one or more case law rulings related to the Classification Item.

Date of the case law ruling.

Case Law Name.

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.

Provides for the addition of a label within a cell or cells of the grid.

A summary description of the nature and content of changes from the preceding version or update.

Describes the changes, which the Classification Item has been subject to from the previous version to the actual Statistical Classification.

A characteristic which defines the area.

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.

A statement regarding the citation requirement.

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

A Correspondence Table expresses the relationship between two Statistical Classifications.

Reference to an existing Classification Correspondence Table using the Reference structure.

A Classification Family is a group of Classification Series related from a particular point of view.

Reference to an existing ClassificationFamily using the Reference structure.

A Classification Index is an ordered list (alphabetical, in code order etc) of Classification Index Entries.

A Classification Index Entry is a word or a short text (e.g. the name of a locality, an economic activity or an occupational title) describing a type of object/unit or object property to which a Classification Item applies, together with the code of the corresponding Classification Item.

A Statistical Classification can be associated with one or a number of Classification Indexes in which Classification Index Entries are linked to the appropriate Classification Item.

A Classification Item represents a Category at a certain Level within a Statistical Classification.

A Statistical Classification is composed of categories structured in one or more Levels.

A Statistical Classification has a structure which is composed of one or several Levels.

The Classification Level to which the Classification Item belongs.

A Classification Series is an ensemble of one or several consecutive Statistical Classifications under a particular heading (for example ISIC or ISCO).

Reference to an existing ClassificationSeries using the Reference structure.

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.