The protégé project

The Mastro OBDA Plug-in for Protégé

Ontology-based data access (OBDA) is a recent paradigm for accessing large data repositories through an ontology, that is a formal description of a domain of interest. In this work, we present the Mastro plug-in for the standard ontology editor Protégé, which allows users to create a full OBDA specification and pose SPARQL queries over the ontology language to extract data from the underlying d...

Investigating Worldviews with Protégé

This paper offers a discussion of the usefulness of the ontology editor Protégé 5.0 as a tool for working with qualitative data. As an illustration we focus on an ongoing research project on the worldviews and beliefs of three groups of religious and spiritual professionals in Denmark. It is argued that the use of Protégé in this case can provide important new insights. It is also argued that P...

The Ontology Reviser Plug-In for Protégé

This paper presents an ontology reviser plug-in for Protégé. The plug-in implements several belief base contraction and revision operations for expressive Description Logics. The operations can be selected by choosing the desired properties of the outcome from a menu.

The Mastro Protégé Plug-In for OBDA

Ontology-based data access (OBDA) is a recent approach for accessing data where an ontology is connected to autonomous, and generally pre-existing, data repositories through mappings, so as to provide a high-level, conceptual view over such data. Mastro is a Java tool for OBDA developed at Sapienza University of Rome and at the startup OBDA Systems, which is able to manage an OBDA specification...

The BioPortal Import Plugin for Protégé