This page is a stub that we will fill in during the remainder of the project. Much of the technical work of LD4L is being done on github in public repositories under https://github.com/ld4l, specific repositories are highlighted below.
Search Demonstration
- LD4L Demonstration Search (based on LOD below)
Datasets
Note that all data is based on catalog snapshots from Cornell, Harvard and Stanford taken in early 2016. These datasets are not being updated to keep in sync with the source catalogs.
- LD4L Ontology
- LD4L Draft Dataset as LOD
- LD4L Draft Dataset Dumps (SOON)
Hydra framework
- ActiveTriples - an ActiveModel-like interface for RDF data
- Ruby on Rails support for virtual collections
- open_annotation_rdf - an Open Annotation RDF implementation Gem
Analyses of catalog and related data sources
- in progress
Conversion from MARC to BIBFRAME+LD4L ontology
- We are basing conversions on the Library of Congress marc2bibframe converter
- Utilities for translating MARC21 into linked data
LD4L ontology