Metadata Fields
Metadata fields describe the minimal and optional metadata fields required for a dataset.
| Field Name | Field Definition | Required? | Usage Recommendations |
|---|---|---|---|
| Title | A name given to the asset. | Yes | Be descriptive such as including geographical, temporal, and spatial information. This field value is used in the suggested citation provided by GDEX. |
| Description | A paragraph or two that provides the summary (i.e. who, what, where, when, why, and how) of the asset | Yes | Consider placing in description specific words and phrases that the users will be searching for. Contact information for the asset should be provided using the "Resource Support Contact" field. |
| Short Name | This information is used in GDEX URL of the asset. | Yes | This field is assigned by the GDEX curator. |
| Version | The version identifier of the the asset. | Yes | Semantic version is recommended. See semver.org for more information. |
| Author | The person(s), group(s), or institution(s) receiving credit for the asset. | Yes | A person's name should be provided using the following format: [Full Last Name], [Full First Name] [Middle Initial if desired] This field value is used in the suggested citation provided by GDEX. |
| Publisher | The person(s), group(s), or institution(s) receiving credit for the asset. | Yes |
All GDEX assets are published by GDEX. This field value is used in the suggested citation provided by GDEX. |
| Metadata Support Contact |
GDEX Curator UCAR/NCAR - GDEX gdex@ucar.edu |
Yes | The GDEX Curator will provide metadata support for all GDEX assets. |
| Resource Support Contact | The person(s), group(s), or institution(s) providing support for the content of the asset. | Yes | At the minimum, a contact email address is required. |
| Legal Constraints | Creative Commons Attribution 4.0 International License | Yes | All GDEX assets use this license per Terms of Use for UCAR/NCAR Data. |
| Access Constraints | Terms and conditions that the users need to meet to gain access to the asset. | Yes | |
| Language | eng; USA | Yes | This is the initial value used for GDEX. |
| Temporal Range (Begin Date, End Date) | The date/time period covered by the asset. | Yes, as applicable | The date/time information needs to be described using the ISO 8601 format, e.g. YYYY-MM-DDTHH:MM:SS (where "T" is a connecting character; Time is optional). |
| Temporal Resolution | The interval of the time series. | Yes, as applicable | E.g., one hour, one day, one month, one year. |
| Latitude Range (northernmost, southernmost) | The northernmost and southernmost geographic positions covered by the asset. | Yes, as applicable | The range of latitude is [-90, +90] degrees. |
| Longitude Range (westernmost, easternmost) | The westernmost and easternmost geographic positions covered by the asset. | Yes, as applicable | The range of longitude is [-180, +180] degrees. |
| Spatial Resolution | Density of the asset's spatial data within the coverage area. | Yes, as applicable | |
| Science Keyword(s) | Subject words that are commonly used to describe the asset. | No | Currently, the Global Change Master Directory (GCMD) terms are used. |
| Related Links | A resource that is associated with the asset and is citable via an URL or a persistent identifier. | No |