Here you can find theses of Know-Center employees

Aspects of User Motivation in Social Tagging Systems

Dissertation Christian Körner 2012

Tagging describes the process of annotating resources with terms - so called "tags" - in order to enable better organization, retrieval and sharing of information. Today, a large number of diverse applications exist that allow users to annotate digital information from their libraries on the web. These systems are referred…

Evaluating a User Model with Implicit Knowledge Diagnosis for an Adaptive Work-Integrated Learning System: A Field Study

Thesis (old curriculum) Christine Pabst 2010

A main challenge for adaptive learning systems, especially in a working context, is a continuously updated knowledge diagnosis. Implicit knowledge diagnosis is a possible solution to assess work-integrated knowledge through naturally occurring behavior actions from a worker. The present study focuses on the validity of an implicit knowledge diagnosis (Knowledge…

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…

Pragmatic Analysis of Tagging Motivation in Social Tagging Systems

Master's thesis Hans-Peter Grahsl 2010

Social tagging systems allow users to annotate different kinds of web-resources (URLs, photos, publications etc.) by means of a freely chosen and unbounded vocabulary of terms, so-called tags. While earlier research has been primarily focused on the analysis of the structure and the dynamics of social tagging systems, research has…

Visualisierung und dynamische Aggregierung von semantischen Graphen

Master's thesis Martin Kandlhofer 2010

The enormous growth of data and content over the last few years resulted in large amounts of complex information hosted on heterogeneous systems. Semantic technologies, which have seen rapid adoption in recent years, employ a formalized, machine-understandable representation of knowledge to facilitate sharing and reuse of the stored information and…

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…

Configurable User Profiling Service and Simulation's of User Behaivior in APOSDLE

Master's thesis Daniel Resanovic 2010

In a dynamical world of IT, adaptivity became one of the most important features. To enable adaptivity features of a system there has to be an appropriate infrastructure. Each component should be able to support and contribute to the adaptivity of such systems to a certain extent. How to design…

Tracing and Understanding Discussions on the Web

Thesis (old curriculum) Selver Softic 2009

This work investigates methods to trace and understand discussions in on-line communities primarily in discussion forums carried out on the Web. The scope of this work focuses on opinion mining possibilities regarding Web-based discussion forums. A prototype was developed and evaluated as proof of concept, regarding a given domain, for…

Steuerungsinstrumente und Maßnahmen für Wissensrisiken

Thesis (old curriculum) Thomas Moser 2005

As a result of rising competition in most branches, new laws and regulations the need for effective risk management increases. Effective risk management requires critical risks identification and treatment. In this paper the author wants to determine how far the task of risk response planning can be supported. For this…

Hybrides Lernen - Integration von eLearning in traditionelle Unterrichtsmethoden

Thesis (old curriculum) Herbert Pacnik 2002

eLearning can be introduced from the scratch within corporate environments only in rare cases. Most often traditional training concepts are well established and need to be taken into account when developing an integrated concept for eLearning. Much literature is available on how to build eLearning right from the beginning, but…

Locating lost items using motion sensing on smartphones

Master's thesis Martin Daum

Everyone knows the annoying situation when personal items of appreciated value are disappeared and several precious minutes, or even hours, are was- ted for frantic searching. Modern technologies are useful for assisting in such moments. For example electronic key finders triggered by whistling ore remo- te controls are available over…

Understanding and Supporting Intersubjective Meaning Making in Socio-Technical Systems: A Cognitive Psychology Perspective

Dissertation Sebastian Dennerlein

The planned dissertation will consider collaborative knowledge construction in socio-technical systems to shed more light on the process of Intersubjective Meaning Making (IMM) and provide it with adequate support. As essence of collaboration, IMM appears in the interactions of persons with or within all kinds of artifacts (e.g. documents, pictures,…


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