diff m-toolbox/test/test_ao_sDomainFit_1.m @ 0:f0afece42f48

Import.
author Daniele Nicolodi <nicolodi@science.unitn.it>
date Wed, 23 Nov 2011 19:22:13 +0100
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/m-toolbox/test/test_ao_sDomainFit_1.m	Wed Nov 23 19:22:13 2011 +0100
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+% Test script for sDomainFit
+% 
+% L. Ferraioli 02-12-08
+% 
+% $Id: test_ao_sDomainFit_1.m,v 1.5 2009/08/27 11:39:23 luigi Exp $
+% 
+%% Building a frequency response
+
+% Create a frequency-series AO
+% pl_data = plist('fsfcn', '0.01./(0.01+f)', 'f1', 1e-6, 'f2', 5, 'nf', 1000);
+pl_data = plist('fsfcn', '(1e-3./(f).^2 + 1e3./(0.001+f) + 1e5.*f.^2).*1e-10', 'f1', 1e-6, 'f2', 5, 'nf', 1000);
+a = ao(pl_data);
+
+iplot(a)
+
+%% Fitting 1
+% Check if Mean Square Error is lower than FITTOL and its relative
+% variation is lower than MSEVARTOL
+
+% Fitting parameter list
+pl_fit = plist('AutoSearch','on',...
+  'StartPoles',[],...
+  'StartPolesOpt','clog',...
+  'maxiter',40,...
+  'minorder',15,...
+  'maxorder',20,...
+  'weights',[],...
+  'weightparam','abs',...
+  'CONDTYPE','MSE',...
+  'FITTOL',1e-3,...
+  'MSEVARTOL',1e-2,...
+  'Plot','on',...
+  'ForceStability','off',...
+  'direct term','off',...
+  'CheckProgress','off');
+
+% Do fit
+mod = sDomainFit(a, pl_fit);
+
+%% Fitting 2
+% Check if Rresiduals log difference is larger than FITTOL and MSE relative
+% variation is lower than MSEVARTOL
+
+% Fitting parameter list
+pl_fit = plist('AutoSearch','on',...
+  'StartPoles',[],...
+  'StartPolesOpt','clog',...
+  'maxiter',40,...
+  'minorder',15,...
+  'maxorder',20,...
+  'weights',[],...
+  'weightparam','abs',...
+  'CONDTYPE','RLD',...
+  'FITTOL',1,...
+  'MSEVARTOL',1e-2,...
+  'Plot','off',...
+  'ForceStability','off',...
+  'direct term','off',...
+  'CheckProgress','off');
+
+% Do fit
+mod = sDomainFit(a, pl_fit);
+
+%% Fitting 3
+% Check if Rresiduals spectral flatness is larger than FITTOL and MSE relative
+% variation is lower than MSEVARTOL
+
+% Fitting parameter list
+pl_fit = plist('AutoSearch','on',...
+  'StartPoles',[],...
+  'StartPolesOpt','clog',...
+  'maxiter',40,...
+  'minorder',15,...
+  'maxorder',20,...
+  'weights',[],...
+  'weightparam','abs',...
+  'CONDTYPE','RSF',...
+  'FITTOL',0.03,...
+  'MSEVARTOL',1e-2,...
+  'Plot','off',...
+  'ForceStability','off',...
+  'direct term','off',...
+  'CheckProgress','off');
+
+% Do fit
+mod = sDomainFit(a, pl_fit);
+
+%% Comparison
+
+resp    = mod.objs.procinfo.find('FIT_RESP');
+resids  = mod.objs.procinfo.find('FIT_RESIDUALS');
+mse     = mod.objs.procinfo.find('FIT_MSE');
+iplot(a,resp,abs(resids))
+iplot(mse,plist('Yscales','log'))
+
+%% Help test
+
+pl_data = plist('fsfcn', '(1e-3./(f).^2 + 1e3./(0.001+f) + 1e5.*f.^2).*1e-10', 'f1', 1e-6, 'f2', 5, 'nf', 1000);
+a = ao(pl_data);
+a.setName;
+
+% Fitting parameter list
+pl_fit = plist(...
+  'AutoSearch','on',...
+  'StartPolesOpt','clog',...
+  'maxiter',50,...
+  'minorder',7,...
+  'maxorder',15,...
+  'weightparam','abs',...
+  'CONDTYPE','MSE',...
+  'FITTOL',1e-3,...
+  'MSEVARTOL',1e-2,...
+  'Plot','on',...
+  'ForceStability','off');
+
+% Do fit
+mod = sDomainFit(a, pl_fit);
+
+
+
+