%%cve|stdevdif = tkrgdatasmscatwrap (log10lambda, xm, ym, N, d, range, 'cve'|'stdev'[, stdev]) %% %% Wrapper function for tkrgdatasmscat in order to minimize over lambda %% w.r.t. cross-validation error OR the squared difference between the %% standard deviation of data from the smooth data and the given %% standard deviation. %% %% Copyright (C) 2008 Jonathan Stickel %% This program is free software; you can redistribute it and/or modify %% it under the terms of the GNU General Public License as published by %% the Free Software Foundation; either version 2 of the License, or %% (at your option) any later version. %% %% This program is distributed in the hope that it will be useful, %% but WITHOUT ANY WARRANTY; without even the implied warranty of %% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the %% GNU General Public License for more details. %% %% You should have received a copy of the GNU General Public License %% along with this program; If not, see <http://www.gnu.org/licenses/>. function out = tkrgdatasmscatwrap (log10lambda, xm, ym, N, d, range, mintype, stdev) lambda = 10^(log10lambda); if ( strcmp(mintype,"stdev") ) [x, y] = tkrgdatasmscat(xm, ym, lambda, N, d, range); dx = (max(x)-min(x))/(N-1); idx = round((xm - min(x)) / dx) + 1; stdevd = std(ym-y(idx)); out = (stdevd - stdev)^2; else [x, y, cve] = tkrgdatasmscat(xm, ym, lambda, N, d, range); out = cve; endif endfunction

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