Embed Size (px)
Citation preview
Metadata Management for Spatial Data Infrastructures Kim Durante Metadata Librarian, Geospatial and Scienti8ic Data Stanford Libraries
GIS at Stanford University Libraries
Stanford Digital Repository
Persistent URL (PURL)
http://purl.stanford.edu/vx760hv6666
GeoBlacklight & EarthWorks
earthworks.stanford.edu
Collection-‐level Metadata WorkOlow
register
Repository
Identify collection of one or more layers
Create collection level-record
Register item with rights policy
Create metadata
Layers
ISO Layer-‐level Metadata WorkOlow
register
layer
Template XSLT For items with no existing metadata
For items with existing metadata
Assign collection and rights policy
deposit
auto-generate
localized
Check data properties
Digital Repository Unique IdentiOier (DRUID)
Layer
DRUID ns588nd3145
URL http://purl.stanford.edu/ns588nd3145
Metadata File Identi8ier edu.stanford.purl:ns588nd3145
Collection
DRUID vq006xg0504
Aggregate Dataset Identi8ier http://purl.stanford.edu/vq006xg0504
Parent Metadata Identi8ier http://purl.stanford.edu/vq006xg0504.mods
Collection-‐level Template Elements Aggregate dataset title
Renewable energy GIS data (United States)
Originator/Publisher Hart Energy Publishing
Place keyword United States
ISO topic category utilitiesCommunication
Access/Use constraints restricted
Publication date 01/01/2015
Edition 1018 Update
Aggregate dataset identi8ier http://purl.stanford.edu/vq006xg0504
Parent metadata identi8ier http://purl.stanford.edu/vq006xg0504.mods
Localized editing Title Geothermal Power Plants in the United States, 2015
Abstract This point shape8ile represents geothermal power plants in the United States. Plant names and operators, as well as types of plant are speci8ied for each point. This layer is part of the Renewable Energy GIS data collection.
Theme keyword Geothermal power plants
Temporal extent 2015-‐01-‐01 (publication date)
Updating Existing Metadata
• Varies signi8icantly by collection
• Requires survey of all existing records
• Collection-‐level elements applied using XSLT
• Edit layer-‐speci8ic metadata
Auto-‐generating Metadata
Add identi8iers: • Metadata 8ile identi8ier • Citation linkage • Distribution URL • UUIDs (for feature catalogs ) Add credit statement, 8ilenames, etc.
Feature Catalog Metadata
LABEL DEFINITION
COUNTRY Country name
CITY City name
Z1 ???
Z14 ???
Z29 ???
Z53 ???
Z139 ???
Feature Catalog Metadata
LABEL DEFINITION
COUNTRY Country name
CITY City name
Z1 Total population
Z14 6 or more years old, male population
Z29 15-‐19 years old population
Z53 Population with disability
Z139 Private homes without electricity
AssemblyWorkOlow
assembly
wrangle ISO 19139
MODS package
place names-‐ URIs
extract bounding box
data metadata
finish
Discovery and delivery work8lows are initiated
Discovery WorkOlow
Open GeoMetadata
Thanks! More information:
Hydra -‐ projecthydra.org GeoBlacklight -‐ geoblacklight.org OpenGeoMetadata -‐ opengeometadta.github.com XSLT, Python, XML templates – github.com/kimdurante/geoMetadata
Contact:
Email: [email protected] Twitter: @kimtruck
Contributors: Darren Hardy, Jack Reed, Julie Sweetkind-‐Singer, Kate Dillon, Stace Maples, David Mederios, G. Salim Mohammed, Bess Sadler, Eliot Jordan, Mike Graves.
