Ontologies for context-aware applications

Tese de mestrado integrado. Engenharia Electrotécnica e de Computadores. Faculdade de Engenharia. Universidade do Porto. 200

Process-oriented Enterprise Mashups

Mashups, a new Web 2.0 technology provide the ability for easy creation of Web-Based applications by end-users. The uses of the mashups are often consumer related. In this paper we explore how mashups can be used in the enterprise area and hat the criteria for enterprise mashups are. We provide categories for the classification of enterprise mashups, and based upon a motivating example we go further in depth on business process enterprise mashup

Visual Design of Ontologies for Semantic Web

Tato práce popisuje návrh a implementaci vizuálního editoru ontologií pro Sémanticý web, založený na RDF modelu, soustředící se na přehlednou kompaktní vizualizaci ontologií, jejich selektivní zobrazení z různých aspektů, a jejich tvorbu s rozšířítelností v nabídce ontologických jazyků.This thesis describes design and implementation of a visual ontology editor for the Semantic Web, based on the RDF model, focusing on compact ontology visualization, selective views of them from various aspects and their creation supporting extensible number of ontology languages.

vSPARQL: A View Definition Language for the Semantic Web

Translational medicine applications would like to leverage the biological and biomedical ontologies, vocabularies, and data sets available on the semantic web. We present a general solution for RDF information set reuse inspired by database views. Our view definition language, vSPARQL, allows applications to specify the exact content that they are interested in and how that content should be restructured or modified. Applications can access relevant content by querying against these view definitions. We evaluate the expressivity of our approach by defining views for practical use cases and comparing our view definition language to existing query languages

An expert system for safety instrumented system in petroleum industry

The expert system technology has been developed since 1960s and now it has proven to be a useful and effective tool in many areas. It helps shorten the time required to accomplish a certain job and relieve the workload for human staves by implement the task automatically. This master thesis gives general introduction about the expert system and the technologies involved with it. We also discussed the framework of the expert system and how it will interact with the existing cause and effect matrix. The thesis describes a way of implementing automatic textual verification and the possibility of automatic information extraction in the designing process of safety instrumented systems. We use the Protégé application [*] to make models for the Cause and Effect Matrix and use XMLUnit to implement the comparison between two files of interest