Matthias Schäfer

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Business processes have tremendously changed the way large companies conduct their business: The integration of information systems into the workflows of their employees ensures a high service level and thus high customer satisfaction. One core aspect of business process engineering are events that steer the workflows and trigger internal processes. Strict(More)
Generating effective visual embedding of high-dimensional data is difficult-the analyst expects to see the structure of the data in the visualization, as well as patterns and relations. Given the high dimensionality, noise and imperfect embedding techniques, it is hard to come up with a satisfactory embedding that preserves the data structure well, whilst(More)
Figure 1: Visualization of the bus transportation system of Konstanz (Germany) created with BusVis. Left: Geographical layout. Abstract On-line journey planners encourage the use of public transport systems by easing the task of finding " optimal " routes between start and destination locations. Most of the tools lack the flexibility of comparing journeys(More)
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