Consistency of risk estimation with thresholding of wavelet coefficients |
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| Authors: | A V Markin O V Shestakov |
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| Institution: | 1.Faculty of Computational Mathematics and Cybernetics,Moscow State University,Moscow,Russia;2.Faculty of Computational Mathematics and Cybernetics,Moscow State University,Moscow,Russia |
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| Abstract: | The paper considers the thresholding of coefficients in the expansion of a signal function on a wavelet basis. The approximate
relations between theoretical risk and its estimate through soft and hard thresholdings with the universal threshold choice
are given. |
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| Keywords: | |
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