Stephan Zimmermann

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Information Technology (IT) used for business processes is not only provided by the organization’s IT department. Business departments and users autonomously implement IT solutions, which are not embedded in the organizational IT service management. This increasingly occurring phenomenon is called Shadow IT. The various opportunities and risks of Shadow IT(More)
Shadow IT describes the supplement of “official” IT by several, autonomous developed IT systems, processes and organizational units, which are located in the business departments. These systems are generally not known, supported and accepted by the official IT department. From a company's, IT governance and IT management's perspective it is(More)
The nuclear pore complex is the sole mediator of bidirectional transport between the nucleus and cytoplasm. Nup358 is a metazoan-specific nucleoporin that localizes to the cytoplasmic filaments and provides several binding sites for the mobile nucleocytoplasmic transport machinery. Here we present the crystal structure of the C-terminal domain (CTD) of(More)
Object recognition in natural surroundings is one of the most ambitious goals of digital image processing. In our work, strategies for the analysis of traffic scenes are investigated. The Hierarchical Structure Code (HSC) is applied to this problem and it has been shown that fast object recognition is possible. The HSC provides a unified approach for(More)
Als »Schatten-IT« werden geschäftsprozessunterstützende IT-Lösungen bezeichnet, die Fachabteilungen eigenständig einsetzen und die nicht in das IT-Servicemanagement der Organisation eingebunden sind. Cloud Computing erleichtert diesen Einsatz durch eine ausgeprägte Prozessorientierung und den vereinfachten Zugang zu IT-Lösungen. Die dadurch potenziell(More)
ERP systems integrate a major part of all business processes and organizations include them in their IT service management. Besides these formal systems, there are additional systems that are rather stand-alone and not included in the IT management tasks. These so-called ‘shadow systems’ also support business processes but hinder a high enterprise(More)