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comparison m-toolbox/classes/@ao/svd.m @ 0:f0afece42f48

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Import.
author Daniele Nicolodi <nicolodi@science.unitn.it>
date Wed, 23 Nov 2011 19:22:13 +0100
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-1:000000000000 0:f0afece42f48
1 % SVD overloads the svd (singular value decomposition) function for analysis objects.
2 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
3 %
4 % DESCRIPTION: SVD overloads the singular value decomposition for analysis objects.
5 %
6 % CALL: u = svd(ao_in, pl)
7 %
8 % INPUTS: ao_in - input analysis object
9 % pl - a parameter list
10 %
11 % OUTPUTS: See MATLAB's svd
12 %
13 % <a href="matlab:utils.helper.displayMethodInfo('ao', 'svd')">Parameters Description</a>
14 %
15 % VERSION: $Id: svd.m,v 1.39 2011/04/19 18:48:11 ingo Exp $
16 %
17 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
18
19 function varargout = svd(varargin)
20
21 % Check if the method was called by another method
22 callerIsMethod = utils.helper.callerIsMethod;
23
24 % Settings
25 operatorName = 'svd';
26 dxFcn = [];
27
28 if callerIsMethod
29 in_names = {};
30 else
31 % Collect input variable names
32 in_names = cell(size(varargin));
33 for ii = 1:nargin,in_names{ii} = inputname(ii);end
34
35 % Check if this is a call for the minfo object
36 if utils.helper.isinfocall(varargin{:})
37 varargout{1} = getInfo(varargin{3});
38 return
39 end
40
41 end
42
43 % Here we are forced to collect objects so that we can check that each ao
44 % is the correct type and shape for doing det.
45 [as, dummy, rest] = utils.helper.collect_objects(varargin, 'ao', in_names);
46
47 % Check for the correct data objects: Throw an error for data2D objects.
48 as.checkDataType('data2D');
49
50 copyObjects = nargout>0;
51
52 % Apply method to all AOs
53 [out, pl] = ao.applymethod(copyObjects, callerIsMethod, in_names, operatorName, dxFcn, @getInfo, @getDefaultPlist, varargin{:});
54
55 % Clear errors
56 out.clearErrors(pl);
57
58 % set outputs
59 varargout = utils.helper.setoutputs(nargout, out);
60
61 end
62
63 %--------------------------------------------------------------------------
64 % Get Info Object
65 %--------------------------------------------------------------------------
66 function ii = getInfo(varargin)
67 ii = minfo.getInfoAxis(mfilename, @getDefaultPlist, varargin);
68 end
69
70 %--------------------------------------------------------------------------
71 % Get Default Plist
72 %--------------------------------------------------------------------------
73
74 function plout = getDefaultPlist(set)
75 persistent pl;
76 persistent lastset;
77 if ~exist('pl', 'var') || isempty(pl) || ~strcmp(lastset, set)
78 pl = buildplist(set);
79 lastset = set;
80 end
81 plout = pl;
82 end
83
84 function plout = buildplist(varargin)
85 plout = plist.getDefaultAxisPlist(varargin{:});
86
87 plout.remove('option');
88 p = param({'option', ['A string or value that can be submitted, e.g. ''econ'''...
89 'to produce economy size decomposition.<br>'...
90 'Options are the same as for the matlab function.']}, paramValue.EMPTY_STRING);
91 plout.append(p);
92 end
93