Theses

Here you can find theses of Know-Center employees

Modelling and Acquiring Knowledge about Human Goals

Dissertation Mark Kröll 2012

Realizing the vision of machines behaving intelligently requires theacquisition of real-world knowledge including, but not limited to, knowledgeabout human goals. Understanding human goals can help (i) to answer "why"questions about user behavior and user interactions, (ii) to reason aboutpeople's goals or (iii) to generate action sequences that implement goals (plangeneration).…

SPARQL-Query Wizard

Master's thesis Karl Kappaun 2012

The Internet evolves from a simple collection of linked documents and a user which is only a consumer of the offered information, to an more interactive space, where the concept of „meaning“ gains more and more importance. The Semantic Web is born and comes with an evolution of interlinked, machine…

Extraction and Evaluation of Facts from Tweets

Bachelor's thesis Michael R. Kralowetz 2012

The goal of this thesis is to extract, evaluate and store information from tweets, thereby creating a gateway between the Semantic Web and the World Wide Web. Using a generated dataset from the social networking- and microblogging service Twitter, so called, from us defined, facts are filtered by using regular…

Entwicklung einer Toolbar zur kollaborativen Qualitätsbewertung und Qualitätssteigerung in MediaWiki

Bachelor's thesis Wilhelm Jobstmann 2011

A MediaWiki is a Social Web application which supports a group or users to collaboratively create, maintain and share content. The main functionalities of a MediaWiki are creating, editing and linking articles to supply navigation between them and to add articles to categories ([Barrett, 2009]). In some cases it is…

Webbasierte Überwachung und Visualisierung von Anlagedaten

Master's thesis Thomas Gebhard 2010

The 21st century is characterized by a tremendous waste of energy and non-renewable resources. The effects of this behavior can be noticed throughout the world. Our society has already started to some extent to change their way of consumption towards a more sustainable utilization of available resources. The increasing importance…

Evaluierung web-basierter 3D-Technologien

Master's thesis Markus Bader 2010

People are confronted with an ever increasing amount of information each day, therefore meaningful information visualisations become more and more important. High quality 3D contents can be found on the web more often, due to faster computer hardware and higher internet bandwidth. So information visualisations on the web provide an…

Automatic Support for Ontology Evaluation - Review of Entailed Statements and Assertional Effects for OWL Ontologies

Dissertation Viktoria Pammer 2010

The typical goal of representing knowledge formally is to make knowledge accessible to machines. Hence, knowledge representation formalisms are chosen to accommodate well to the strengths of machines, often at the expense of being less easy to understand for humans. At the same time, formal representations are most often created…

Reflexionsintegration im arbeitsintegrierten Lernen

Thesis (old curriculum) Alfred Radl 2009

This paper deals with the concept of reflection, especially with the adoption of the reflective process to the field of work integrated learning. Reflection will be seen as an ability of a knowledge worker to increase the efficiency of his decision-making process. The knowledge worker is introduced as a person…

Adaptive Ontology Learning im Kontext Information-Retrieval

Master's thesis Georg Öttl 2009

Recent IE systems extract named entities rule based, with machine learning approaches or by using a mixture of both. The main drawback of a rule based approach is that it requires the manual adaption of rules to a particular dataset. A machine learning algorithm, on the other hand, typically needs…

Semantische Darstellung und Abfrage von Rechtsnormen am Beispiel Hochschulrecht

Thesis (old curriculum) Michael Hausenblas 2004

The motivation for this work is driven by solving the problem of retrieving relevant legal fragments in the realm of the austrian academic law starting from the statement of affairs. This can be seen as the legal process of subsumption, i.e. to find a passage in a law text that…

A Contribution to Affinity Measures in Knowledge Management Systems

Thesis (old curriculum) Manuel Fischer 2003

Starting point of this thesis is experience that has shown that additional value is created in knowledge-management systems, if the relationship between knowledge carriers is made explicit to users. Knowledge carriers can be users as well as documents, in this context. Based on this, the goal of this work is…

Knowledge Management Technologies in Context

Dissertation Herwig Rollett 2001

Most of the knowledge management literature to date is written either from a business perspective, tending to ignore important technological considerations, or from a technology perspective, tending to ignore the larger organizational context. By contrast, this thesis focuses on the role of technologies in knowledge management without losing sight of…

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