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Despite having many advantages, XML structure imposes several major obstacles to large document processing. Incompatibility between the linear nature of the current algorithms such as caching and prefetch used in operating systems and databases, and the non-linear structure of XML data makes XML processing more costly. Also depth-first (DF) structure of XML documents is a significant overhead to processing applications, including search engines. Recent research on XML query processing has learned that sibling clustering can improve performance significantly. However, the existing ...

Skript aus dem Jahr 2007 im Fachbereich Informatik - Technische Informatik, Note: keine, Veranstaltung: Deutsches Krebsforschungszentrum (DKFZ), Sprache: Deutsch, Abstract: Das Skript der Radiologie entstand im Rahmen der Grundlagenarbeit fur die Dissertation des Autors im Fachgebiet der Medizinischen Informatik. Die Grundlagen der Technik und Verfahren der diagnostischen Radiologie werden in diesem Skript dargestellt. Es eignet sich fur Studenten der Medizin und der Medizinischen Informatik, einen Uberblick uber den aktuellen Stand der Technik zu verschaffen. Folgende Inhalte werden in dem...

Document from the year 2013 in the subject Medicine - Public Health, language: English, abstract: The digitization of radiology affects all areas and departments of service providers in health care and clarifies the changed requirements to historically grown structures, as well as to the dynamic service processes. An implementation of information systems by service providers is a complex task, the complexity of which is increased with integration in teleradiology networks. The relevant influence factors of the digitization of the radiology on patients, processes and economics were examined by...