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comparison matlab/bmm/carfac/SAI_UpdateBuffers.m @ 608:fc353426eaad

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Better functionization of SAI, and new way to make picture with lag marginal and smoothed history of lag marginal.
author dicklyon@google.com
date Mon, 13 May 2013 21:15:56 +0000
parents ec3a1c74ec54
children b3118c9ed67f
comparison
equal deleted inserted replaced
607:49eef19e4f1d 608:fc353426eaad
35 [seg_len, n_nap_ch] = size(seg_naps); 35 [seg_len, n_nap_ch] = size(seg_naps);
36 36
37 % Array of what to shift in to first or next layer. 37 % Array of what to shift in to first or next layer.
38 new_chunk = seg_naps; 38 new_chunk = seg_naps;
39 39
40 gain = 1.1; % gain from layer to layer; could be layer dependent. 40 gain = 1.05; % gain from layer to layer; could be layer dependent.
41 41
42 %% 42 %%
43 % Decimate using a 2-3-4-filter and partial differencing emphasize onsets: 43 % Decimate using a 2-3-4-filter and partial differencing emphasize onsets:
44 kernel = filter([1 1]/2, 1, filter([1 1 1]/3, 1, [1 1 1 1 0 0 0 0]/4)); 44 kernel = filter([1 1]/2, 1, filter([1 1 1]/3, 1, [1 1 1 1 0 0 0 0]/4));
45 kernel = kernel + 2*diff([0, kernel]); 45 kernel = kernel + 2*diff([0, kernel]);