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Acknowledgments I would like to express my deep gratitude to my advisor Emo Welzl. His idea of a Pre-Doc program gave me the chance to sneak into the world of discrete mathematics. Furthermore, all I know about how science works, I know from him. I am also deeply grateful for being the first Ph.D. student of Tibor Szabó. He was a wonderful advisor. Thanks(More)
For XML-based applications in general and B2B applications in particular, mapping between differently structured XML documents, to enable exchange of data, is a basic problem. A generic solution to the problem is of interest and desirable both in an academic and practical sense. We present a case study of the problem that arises in an XML based project,(More)
In many research settings, bibliographies are a central resource for collecting information about related work, keeping track of the own research record, and annotating this information with remarks. By its very nature, this information should be shared between researchers within a research group and maybe in larger organizational units (for example(More)
OBJECTIVES This study sought to determine and compare the prognostic and incremental value of positron emission tomography (PET) in normal, overweight, and obese patients. BACKGROUND Cardiac rubidium 82 (Rb-82) PET is increasingly being used for myocardial perfusion imaging (MPI). A strength of PET is its accurate attenuation correction, thereby(More)
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