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Data standards
DCAT-US Schema v1.1 (Project Open Data Metadata Schema)
How to use Project Open Data Metadata Schema guidelines to document and list agency datasets and application programming interfaces (APIs) for hosting at agency.gov/data and currently in use at data.gov
Source
data.gov
Keywords
data schema, open data, DCAT, Project Open Data Metadata Schema, data standards, data inventory
DCAT-US Schema v3.0
Reference documentation for DCAT-US v3.0, the federal metadata standard for documenting datasets, APIs, and data services. Use this reference to build or validate your agency's data inventory.
Source
data.gov
Keywords
data schema, open data, DCAT, DCAT-US, metadata standard, data inventory, data standards
DCAT-US Schema v3.0 Catalog fields
Field-level reference for the DCAT-US v3.0 Catalog class. A Catalog is the top-level container for an agency's data inventory.
DCAT-US Schema v3.0 DataService fields
Field-level reference for the DCAT-US v3.0 DataService class. DataService is new in v3.0 and describes an API or other service that provides programmatic access to one or more datasets.
Source
data.gov
Keywords
data schema, open data, DCAT, DCAT-US, metadata standard, data inventory, API
DCAT-US Schema v3.0 DatasetSeries fields
Field-level reference for the DCAT-US v3.0 DatasetSeries class. DatasetSeries is new in v3.0 and groups related datasets published over time or across versions under a single series record.
DCAT-US Schema v3.0 Distribution fields
Field-level reference for the DCAT-US v3.0 Distribution class. A Distribution describes a specific file or access point for a dataset.
DCAT-US Schema v3.0 Supporting classes
Reference for the DCAT-US v3.0 supporting classes. These classes are referenced from Dataset, Distribution, Catalog, DataService, and DatasetSeries.
DCAT-US Schema v3.0 — Dataset fields
Field-level reference for the DCAT-US v3.0 Dataset class. The Dataset is the primary unit of a federal data inventory.
Data Catalog Vocabulary (DCAT)
DCAT is an RDF vocabulary designed to facilitate interoperability between data catalogs published on the Web. DCAT-US (used in the Project Open Data Metadata Schema) is based on this W3C data schema.
Documenting APIs
Further guidance on using the Project Open Data Metadata Schema guidelines to document application programming interfaces (APIs) in data.json files for hosting at agency.gov/data.
Improving Discoverability, Usability and Governance of Priority Agency Data
To improve the discoverability, usability, and governance of these priority agency data assets agencies shall apply the documenting techniques illustrated below.
Source
data.gov
Keywords
data schema, open data, DCAT, Project Open Data Metadata Schema, data standards, data inventory
Metadata Resources and Field Mappings under the Project Open Data Metadata Schema (DCAT-US Schema v1.1)
Provides further background and resources to assist agencies in implementing the Project Open Data Metadata Schema v1.1. Maps fields from the current version of DCAT-US v1.1 to the previous version of the schema (v1.0), as well as other schemas (CKAN API, DCAT, and Schema.org).
Source
data.gov
Keywords
open data, data standards, data schema, DCAT, Project Open Data Metadata Schema, open data, data inventory
Migrating from DCAT-US v1.1 to v3.0
A step-by-step guide to updating your existing v1.1 data.json file to be valid against the DCAT-US v3.0 schema.
Migrating from DCAT-US v1.1 to v3.0
A step-by-step guide to updating your existing v1.1 data.json file to be valid against the DCAT-US v3.0 schema.