annotate fourier_kernel_win.m @ 4:72c011ed1977
tip
more elaborate example with non-stat. estimate explanation
| author |
smusevic |
| date |
Tue, 30 Jul 2013 09:56:27 +0100 |
| parents |
a4a7e3405062 |
| children |
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| rev |
line source |
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1 function [fk fk_ders] = fourier_kernel_win(frqs, N,fs, win, win_der)
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2 R = size(frqs,2);
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3 t = [- (N - 1) / 2:(N - 1) / 2]' / fs;
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4 win_mat = repmat(win, [1,R]);
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5 win_der_mat = repmat(win_der, [1,R]);
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6 t_mat = repmat(t, [1, R]);
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7 frq_mat = repmat(frqs, [N, 1]);
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8 krnls = exp(1j .* t_mat .* frq_mat);
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9 fk = win_mat .* krnls;
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10 fk_ders = (1j * win_mat .* frq_mat + win_der_mat) .* krnls;
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11 end |
