Mercurial > hg > ltpda
diff m-toolbox/test/test_ltpda_lcpsd.m @ 0:f0afece42f48
Import.
author | Daniele Nicolodi <nicolodi@science.unitn.it> |
---|---|
date | Wed, 23 Nov 2011 19:22:13 +0100 |
parents | |
children |
line wrap: on
line diff
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/m-toolbox/test/test_ltpda_lcpsd.m Wed Nov 23 19:22:13 2011 +0100 @@ -0,0 +1,70 @@ +function test_ltpda_lcpsd() + +% Test ltpda_lcpsd functionality. +% +% M Hewitson 13-02-07 +% +% $Id: test_ltpda_lcpsd.m,v 1.5 2008/06/13 13:51:46 hewitson Exp $ +% + +%% Make test AOs + +nsecs = 10000; +fs = 10; + +pl = plist(); +pl = append(pl, param('nsecs', nsecs)); +pl = append(pl, param('fs', fs)); +pl = append(pl, param('tsfcn', 'randn(size(t))')); + +a1 = ao(pl); +a2 = ao(pl); + +%% Filter one time-series + + +% Make a filter +pl = plist(param('type', 'bandpass')); +pl = append(pl, param('fs', fs)); +pl = append(pl, param('order', 4)); +pl = append(pl, param('fc', [0.05 0.2])); +f2 = miir(pl); + +% filter the input data +[a3, f2] = filter(a1,plist(param('filter', f2))); + +%% make some cross-power + +a4 = a3+a2; + + +%% Make CPSD from a6 to a7 + +pl = plist(); +pl = append(pl, param('Kdes', 100)); +pl = append(pl, param('Kmin', 2)); +pl = append(pl, param('Jdes', 1000)); +pl = append(pl, param('Order', 1)); +pl = append(pl, param('Win', specwin('Hanning', 10))); + +a8 = lcpsd(a1, a4, pl); +a9 = lcpsd(a1, a4); + + +%% Plot results and history + +iplot(a9(1,2), a8(1,2)); +plot(a8(1,2).hist); + + +%% Reproduce from history + +% Write an m-file from AO +ao2m(a8(1,2), 'test.m'); + +% now run it +clear all; +a_out = test + +iplot(a_out(1,2)) +plot(a_out(1,2).hist)