Definition of total cloudiness using the intencity blue in the sky image
S.V. Zuev, V.A. Levikin
Institute of Monitoring of Climatic and Ecological Systems of the Siberian Branch of the RAS, 634055, Tomsk, 10/3, Academichesky ave
zuev@imces.ru
Keywords: total cloudiness, blue of the sky
Abstract
Method for the definition of total cloudiness by searching a blue of the sky on a color total sky images is described. For image analysis is used an additive RGB color model. Total cloud amount is defined as the relative number of pixels marked as "no blue of the sky". A comparison of the proposed method for the definition of total cloudiness with traditional visual method is given.
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