Interacting with RDF data
Converting LAK Data to R Format
In this video, the presenter demonstrates how to retrieve the LAK (Learning Analytics and Educational Data Mining) dataset from the Web and load it into [...]
Using R To Do a SPARQL Query
This video tutorial shows how to use R code (specifically, the "SPARQL" package) to grab the results from a SPARQL query instead of doing it [...]
How Is SPARQL Different From SQL?
This video explains how the SPARQL query language differs from SQL. Highlighted is the ability of SPARQL to handle complex joins that would be too [...]
Simple Protege Tutorial: Adding Individuals
In this video, individuals (aka, "instances") are created and assigned to the previously created classes and sub-classes. Also shows how to add data property assertions [...]
Simple Protege Tutorial: Adding Object Properties
In this video, properties are added to express the relationships between objects belonging to the various classes. Sub-properties, domains, and ranges are also discussed. Also [...]
Simple Protege Tutorial: Running SPARQL Queries on Both Ontologies
Building on the previous videos in the series, this final video shows how to use the Jena Fuseki Server issue SPARQL queries against two different [...]
Simple Protege Tutorial: Creating and Publishing Another Ontology
Building on the previous videos in the series, the viewer is encouraged to create a and publish a second ontology on their own. Essentially serves [...]
Simple Protege Tutorial: Running Simple SPARQL Queries
In this video, the Jena Fuseki Server is run on the computer's local host and the ontology file (previously created using the Protege tool) is [...]
Simple Protege Tutorial: Downloading and Running Jena Fuseki Server
In this video, the Jena Fuseki Server is downloaded so that it can be used to run SPARQL queries against the ontology (previously created using [...]
Simple Protege Tutorial: Adding Data Properties
In this video, data properties are added to express the relationships between instances and data values, as well as setting domain and range restrictions for [...]