Theses

Here you can find theses of Know-Center employees

Visual Approach of Utilizing Mobile Sensor Data

Master's thesis Georg Bachmann 2012

When looking at the development of mobile devices in the past few years, it is obvious that smartphones and tablet computers are gaining more and more relevance. In Austria alone, smartphones constitute around one third of all mobile phones in use. Not only do smartphones get faster processors, more efficient…

Usage-based Calculation of Knowledge Maturing Indicators for Digital Resources in a Personal and Organizational Learning and Maturing Environment

Master's thesis Dieter Theiler 2012

Research in the field of ‘Knowledge Maturing’ focuses on improving knowledge construction processes within organizations. As guidance of knowledge workers plays an important role when it comes to developing knowledge, tools are sought to foster ‘Knowledge Maturing’-related activities. In this master thesis, ‘Knowledge Maturing Indicators’ get calculated upon traces of…

Visualisierung heterogener Datensätze in strukturierten Informationsressourcen

Master's thesis Belgin Mutlu 2012

The concept of the semantic web provides a pragmatic way for the structured informa- tion retrieval based on relationships within a content of the linked data. This retrieval is realized by applying the specific queries, i.e. SPARQL queries, on well-constructed data models. Besides the filter and navigation functions, a result…

A User-centered Approach to Information Quality Assessment in Social Software Systems

Dissertation Nicolas Weber 2012

Over the past decade, the enormous increase in user generated content on the Web has provided an inexhaustible source of information, so much so that being able to find or locate a required piece of information has become more and more like finding a needle in a haystack. The problem…

Rule-based test data extraction for training machine learning algorithms

Bachelor's thesis Florian Salbrechter 2011

In this thesis we examine the automatic generation of training data in order to train a machine learning algorithm. We will use a rule-based approach to generate the training data which is build using the GATE Natural Language Processing framework. The machine learning algorithm is using a statistical model, the…

Analysis of Sequences of Machine States

Master's thesis Martin Stimpfl 2010

Data Mining is a keyword for methods and algorithms which are more and more evolving and raising expectations in many fields of information technology nowadays. Computer-aided "mining" for complex correlations in huge bulks of data is a topic of particular interest for a software company from Graz being engaged in…

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…

Authentifizierung in Netzwerken unter Verwendung eines Single Sign-On Systems

Thesis (old curriculum) Alexander Plaschke 2009

Usage of distributed network services and applications has recently become an integral element in daily corporate business as well as in private use. Nevertheless, users have to interact and communicate with a variety of systems, each one using its own dedicated identification mechanism. Over a certain period of time users…

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…

SOA in e-Government: SOA Methoden für die Integration von e-Government Backoffice Systemen

Thesis (old curriculum) Arian Mavriqi 2008

E-Government programs are constantly evolving. This evolution is driven by demands of todays information society and innovation in the field of information and communication technologies (ICT). E-Government is also transforming public administration compartmentalized structure into a unified environment in which public institutions collaborate instead of only coexisting. The aim of…

Assoziative Suche für das Semantic Web - Ein netzbasierter Suchansatz unter Berücksichtigung semantischer und inhaltsbasierter Ähnlichkeiten

Dissertation Peter Scheir 2008

While in the current Web information is largely gathered by humans, the Semantic Web aims at having this task performed by computer programs. To achieve this goal information on the Web is enriched with machine-interpretable data that allows for identifying the meaning (semantics) of information on the Web. Approaches to…

Organizational Competency Management - A Competence Performance Approach

Dissertation Tobias Ley 2006

This work is concerned with a new approach in organizational Competency Management. The goal is to develop a method that is practically feasible for organizational settings, is firmly based in psychological conceptions of human competence and performance in the workplace, and employs a degree of mathematical formalization that improves possibilities…

Bewertung von Wissensrisiken. Vergleich von Modellen des Risikomanagements zur Bewertung von Wissensrisiken

Thesis (old curriculum) Maria Turek 2005

The Know-Center Graz is working on a framework for the integration of knowledge risks into existing risk management models and systems to enable particularly knowledge intensive companies to make their risk management more effective. The assessment of knowledge risks is a critical point in this context and its success depends…

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…

Automatische Orchestrierung von Knowledge Discovery Services

Dissertation Werner Klieber

Knowledge discovery processes need to be flexibly configurable for various domain scenarios. This includes the specification of the tasks, their orchestration, integration and optimising. Modelling of such processes allows an implementation independent and intuitive usage. However, for complex tasks it becomes difficult to select the appropriate services and put them…

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