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Avtometriya

2009 year, number 5

Monitoring of Clouds on the Basis of Data Provided by Geostationary Earth Satellites

A. A. Buchnev, V. P. Pyatkin
Keywords: remote sensing, monitoring, geostationary satellites, clouds, image processing, correlation analysis
Pages: 40-47

Abstract

The process of constructing vector fields of displacements of clouds in the atmosphere from a series of consecutive images obtained by geostationary satellites is considered. The process is based on searching for the maximum of the coefficient of mutual correlation between reference objects (targets) found in the current image of the series and their positions in the next image of the series. In addition to the transfer transformation, the target can also be subjected to transformations of rotation and scaling. Interpolation of pixels is used to increase the accuracy of computations.