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Research Staff - Dr. Ursula Rost

 
 
 

Ursula Rost

 


WORK INFORMATION

At the moment my research focuses on visualization techniques for biochemical data. In the last decade biological and biochemical experiments have produced enormeous amounts of data which has now to be analysed. Unfortunately the data tends to be poorly structured. That means, a lot of effort has to be spent in order to restructure the data so that it can be evaluated and significant scientific results can be obtained from it. Visualization is an important means to support the analyst in exploring the content of some given data and to gain a deeper understanding of the knowledge it represents.

As the pure amount of the given data often prevents the use of existing visualization tools, new techniques have to be developed which are able to handle large data sets and which provide according levels of abstraction by which the data can be structured and displayed. As part of my work I developed a tree viewer that can be used to show and to interactively explore trees with more than 50000 leaves. Trees of this size are e.g. derived from protein databases by hierarchically clustering of all its elements.


BIOGRAPHICAL INFORMATION

Before joining the EML in March 1999 I worked as a research assistant at the University of Hannover (at the Institut für Theoretische Nachrichtentechnik und Informationsverarbeitung (TNT)) in the fields of image processing and machine learning. In my PhD thesis I developed a multistrategy learning approach for a rule-based configuration system. If you want to know more about this, feel free to visit my former homepage at TNT. I have studied Computer Science at the Technical University of Clausthal and (after my Vordiplom) at the University of Karlsruhe (TH).



RECENT PUBLICATIONS

ARTICLES

U.Rost, Maschinelles Lernen für die Adaption von Parametern in Bildverarbeitungssystemen , Fortschritt-Berichte VDI, Reihe 10 Informatik/Kommunikation, Nr. 633, VDI-Verlag, 2000.

U.Rost, Interactive Exploration of Huge Trees
in Proceedings of the Workshop on Innovations in Biochemical Visualization, 2000.

U.Rost,E. Bornberg-Bauer, TreeWiz: interactive exploration of huge trees
in Bioinformatics, Vol.18 (1), pp. 109-114, January 2001.

BOOKS

E. Bornberg-Bauer, A. de Beuckelaer, U. Kummer, U. Rost (eds.), Proceedings of the Workshop on Computation of Biochemical Pathways and Genetic Networks, August 12-13, 1999, Logos Verlag Berlin.

E. Bornberg-Bauer, U. Rost, J. Stoye, M. Vingron (eds.), Proceedings of the German Conference on Bioinformatics, October 5-7, 2000, Logos Verlag Berlin.

TEACHING

Several Java programming courses at the International University, Bruchsal (summer term 2000, fall term 2000, winter term 2001)

Introduction to Bioinformatics at the Informatica Feminale in Bremen (Sept. 2000, in German).

Introduction to Artificial Intelligence at the University of Heidelberg (WS 00/01, in German)

 
 


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