AbstractWe analyze the weak component of the localized temporal pattern variability of 3GHz solar burst observed by the Ondrejov radiospectrograph. A complex, short and weak impulsive sample from the time series was analyzed by applying a method based on the gradient pattern analysis and discrete wavelet decomposition. By analyzing canonical temporal variability patterns we show that the new method can reliably characterize the phenomenological dynamical process of short time series (N103 measurements) as the radio burst addressed here. In the narrowest sense, by estimating the mutual information distance in the gradient spectra, we show that the fluctuation pattern of the short and weak 3GHz impulsive solar burst, with energetic amplitudes <350 SFU, is closer to the intermittent and strong MHD turbulent variability pattern.
Gradient pattern analysis of short solar radio bursts
Advances in Space Research ; 42 , 5 ; 844-851
2007-08-14
8 pages
Article (Journal)
Electronic Resource
English
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