Theses

Here you can find theses of Know-Center employees

Visual Analysis of Relatedness and Dynamics in Complex, Enterprise-Scale Repositories

Dissertation Vedran Sabol 2012

Large data repositories, such as those used in enterprises, typically store many millions of unstructured, human-readable documents, which contain complex, high-dimensional, multi-faceted information. Such repositories exhibit a highly dynamic behavior characterized by continuous adding, removing and modification of the data set elements. This work deals with the development and application…

Focused Crawling in the Context of Digital Libraries

Thesis (old curriculum) Andreas Juffinger 2011

Automated document development within digital libraries and also the World Wide Web is gathering increasing momentum. Focused Crawling aims to retrieve relevant documents and has been primarily used in combination with search engines to build topic specific indexes. Automated crawling can also assist people to find data on the World…

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…

Evaluating the Domain Model of Adaptive Work-Integrated Learning Systems

Dissertation Barbara Kump 2010

Adaptive learning systems have been suggested as highly promising means to support work-integrated learning. Adaptivity in a learning system is the result of a complex interaction between a domain model, a learner model and an instructional model. Existing approaches for evaluating adaptive learning systems take into account the learner model…

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…

Intraorganisationaler Wissenstransfer mit Wikis und Weblogs: Eine explorative Mehrfachfallstudie

Dissertation Alexander Stocker 2009

Web 2.0 has emerged as the new user-centered Web equipped with social features. It empowers users to become the main creators of content: Many successful platforms including Wikipedia, Youtube, Facebook and MySpace are built upon the principle of user-generated content. Stimulated by the huge success, innovative managers want to adopt…

Anwendung von Data Mining Techniken in der Handels- und Versicherungsbranche

Dissertation Anna Kohlmayr 2009

In this work, we focus on business application of data mining techniques and cover a wide spectrum of approaches, methods and techniques falling under the umbrella of data mining. Many concepts are illustrated on examples that come from our own experience and practical work in the field. Giving a state-of-the-art…

Examining E-Learning And Discovering Issues Far More Important

Dissertation Narayanan Kulathuramaiyer 2008

E-Learning has been predominantly seen as a course management system focusing mainly on the needs of the instructor. We view E-Learning as being the Knowledge Transfer aspect of Knowledge Management, with networked systems facilitating knowledge creation, organization and archiving. We propose a Knowledge Management Model for Guided Internalisation that enables…

Aspekte von e-Learning Umgebungen

Dissertation Thomas Dietinger 2003

Tremendous advances in computer technology and the evolution of the Internet have led to new approaches in learning and training which are summarized under the term e-Learning. This thesis will explain what can be expected from e-Learning and although especially focused on the technological basis, will examine all kinds of…

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…

Analysis on human stress level using ambient noise and activity switches data

Master's thesis Alfred Wertner

Information workers are exposed to many influences which have the potential to interrupt work. Sources with a diversity of such influences are (i) open office environments as well as (ii) technological tools and devices. In the past the impact of these influences on an individual's behaviour at work strain more…

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