The Infona portal uses cookies, i.e. strings of text saved by a browser on the user's device. The portal can access those files and use them to remember the user's data, such as their chosen settings (screen view, interface language, etc.), or their login data. By using the Infona portal the user accepts automatic saving and using this information for portal operation purposes. More information on the subject can be found in the Privacy Policy and Terms of Service. By closing this window the user confirms that they have read the information on cookie usage, and they accept the privacy policy and the way cookies are used by the portal. You can change the cookie settings in your browser.
This correspondence gives a method of selecting n features out of k (n < k) FFT filter outputs which characterize them classes of target signatures to be recognized. The method differs from other known techniques in that it uses a priori information of the target measurements. It is based on an error bound established by Lainiotis which is a weighted sum of Bhattacharyya coefficients.