Detection and Visualization of Vortices
MING JIANG and RAGHU MACHIRAJU, Department of Computer and Information Science, The Ohio State University
DAVID THOMPSON, Department of Aerospace Engineering, Mississippi State University
14.1 Introduction
In general, a feature can be defined as a pattern occurring in a dataset that is the manifestation of correlations among various components of the data. For many features that occur in scientific data, these correlations can be defined precisely. For other features, they are not well understood or do not lend themselves to precise definitions. Surprisingly, the swirling feature in flow fields, commonly referred to as a vortex, is an example of a feature for which a precise definition ...
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