Stefan Hörmann

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Frequently, prior to surgery, patients are provided with information in order to meet legal and hospital requirements, but without taking their psychological needs into consideration. In order to learn how to improve this situation, the present study was performed. By means of a semi-structured interview including a newly constructed card system, that(More)
RATIONALE AND OBJECTIVES Electronic learning (e-learning) may provide a means to enhance learning efficacy. However, introduction of e-learning often fails. We describe a strategy of how an e-learning curriculum was successfully implemented. MATERIALS AND METHODS The curriculum was designed based on published evidence. It consists of self-directed(More)
This paper shows that in education and training systems LOM can be used to map the structure of courses. The necessary extension of the aggrega-tion level is introduced. The description of the courses created with LOM allow for the reuse at all levels. Rhetoric didactic relations between the learning objects are also stored in the LOM records and support(More)
Robot localization is one of the most common tasks in autonomous systems. Unlike most vision-based methods which perform localization from cameras mounted on the robot, we propose a system which uses an off-board camera to achieve localization. For this purpose, we use a similarity measure between a camera image and a synthetic image generated using a 3D(More)
Using unique archival data on 81 projects from a major ERP vendor, we study whether transaction characteristics are included in the vendor's estimation of risk to project profitability. We hypothesize that project size, contract type, strategic importance, and client familiarity are included in the risk estimations. Regression analysis suggests that,(More)