www.gusucode.com > Matlab动力系统和时间序列分析工具箱 > Matlab动力系统和时间序列分析工具箱/lab432/gui/gui_ssa_analysis.m
function gui_ssa_analysis; % SSA_ANALYSIS provide singular spectrum analysis % % last modified 11.02.05 % % References: % [1] Golyandina N., Nekrutkin V., Zhigljavsky A. Analysis of Time Series Structure: % SSA and Related Techniques. Boca Raton: Chapman & Hall/CRC. 2001. 305 p % [2] N.E. Golyandina V.V.Nekrutkin, D.V. Stepanov Variants of the caterpillar-ssa % method for analysis of multidimensional time series http://www.gistatgroup.com/gus/ global TS SSA GSD_GLOBALS str=TS.name; % if isa(str,'char') % str={str}; % end [selection,ok] = listdlg('PromptString','Select data for SSA:',... 'SelectionMode','single','ListString',str); if ~ok return end prompt = {'Enter delay (in sample points):','Enter embedding dimension:'}; dlg_title = 'Input for SSA'; num_lines= 1; def = {'1','10'}; answer = inputdlg(prompt,dlg_title,num_lines,def); if isempty(answer) return end emb_dim=str2num(answer{2}); delay=str2num(answer{1}); SSA=ssa_analysis(TS.data(:,selection),delay,emb_dim); GSD_GLOBALS.en_dis.ssa=1; GSD_GLOBALS.en_dis.ssa_groups=0; gui_en_dis;