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Ontology-based Applications

Once you have your ontology, you want to put it to use. We will describe a common scenario where data is extracted from various sources including relational databases. That data is then used in conjunction with an application instead of a traditional relational...

Screwdrivers & Properties

Screwdrivers generally have only a small set of head configurations (flat, Phillips, hex) because the intention is to make accessing contents or securing parts easy (or at least uniform). Now imagine how frustrating it would be if every screw and bolt in your house or...

Binary Instances

Sometimes when we’re designing ontologies we’re faced with design choices that would lead us to create what we call “binary instances” or a situation where it will take the instantiation of two instances (often of different classes) in order to capture one concept....