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annotate m-toolbox/classes/@ssm/CPSD.m @ 34:03d92954b939 database-connection-manager

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Improve look of LTPDAPreferences diaolog
author Daniele Nicolodi <nicolodi@science.unitn.it>
date Mon, 05 Dec 2011 16:20:06 +0100
parents f0afece42f48
children
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0
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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1 % CPSD computes the output theoretical CPSD shape with given inputs.
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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2 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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3 %
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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4 % DESCRIPTION: CPSD computes the output theoretical CPSD shape with given inputs.
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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5 % Unlike PSD, it returns the total contribution and takes
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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6 % input vectors/square matrices of objects
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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7 %
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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8 % CALL: [mat_out] = CPSD(sys, pl)
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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9 %
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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10 % INPUTS:
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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11 % - sys, (array of) ssm object
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Daniele Nicolodi <nicolodi@science.unitn.it>
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12 %
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Daniele Nicolodi <nicolodi@science.unitn.it>
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13 % OUTPUTS:
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Daniele Nicolodi <nicolodi@science.unitn.it>
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14 % _ mat_out contains specified returned aos
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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15 %
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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16 % <a href="matlab:utils.helper.displayMethodInfo('ssm', 'CPSD')">Parameters Description</a>
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Daniele Nicolodi <nicolodi@science.unitn.it>
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17 %
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Daniele Nicolodi <nicolodi@science.unitn.it>
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18 % VERSION: $Id: CPSD.m,v 1.11 2011/04/27 17:21:27 adrien Exp $
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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19 %
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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20 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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21
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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22 function varargout = CPSD(varargin)
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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23
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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24 %% starting initial checks
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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25
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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26 % use the caller is method flag
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Daniele Nicolodi <nicolodi@science.unitn.it>
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27 callerIsMethod = utils.helper.callerIsMethod;
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Daniele Nicolodi <nicolodi@science.unitn.it>
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28
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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29 % Check if this is a call for parameters
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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30 if utils.helper.isinfocall(varargin{:})
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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31 varargout{1} = getInfo(varargin{3});
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Daniele Nicolodi <nicolodi@science.unitn.it>
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32 return
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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33 end
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Daniele Nicolodi <nicolodi@science.unitn.it>
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34
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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35 utils.helper.msg(utils.const.msg.MNAME, ['running ', mfilename]);
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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36
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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37 % Collect input variable names
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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38 in_names = cell(size(varargin));
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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39 for ii = 1:nargin,in_names{ii} = inputname(ii);end
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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40
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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41 % Collect all SSMs and plists
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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42 [sys, ssm_invars, rest] = utils.helper.collect_objects(varargin(:), 'ssm', in_names);
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Daniele Nicolodi <nicolodi@science.unitn.it>
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43 [pl, invars2, rest] = utils.helper.collect_objects(rest(:), 'plist');
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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44 if ~isempty(rest)
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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45 pl = combine(pl, plist(rest{:}));
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Daniele Nicolodi <nicolodi@science.unitn.it>
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46 end
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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47 pl = combine(pl, getDefaultPlist());
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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48
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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49 %%% Internal call: Only one object + don't look for a plist
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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50 internal = strcmp(varargin{end}, 'internal');
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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51
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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52 %% begin function body
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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53
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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54 %% retrieve system infos
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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55
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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56 if numel(sys)~=1
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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57 error('noisespectrum needs exactly one ssm as an input')
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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58 end
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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59 if ~sys.isnumerical
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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60 error(['error because system ',sys.name,' is not numerical']);
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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61 end
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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62 if ~sys.isStable
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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63 error('input ssm is not stable!')
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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64 end
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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65 if sys.timestep==0
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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66 timestep = 1;
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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67 else
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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68 timestep = sys.timestep;
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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69 end
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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70 if ~internal
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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71 inhist = sys.hist;
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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72 end
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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73
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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74 %% modifying system's ordering
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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75 if find(pl, 'reorganize')
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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76 sys = reorganize(sys, pl, 'set', 'for cpsd', 'internal', 'internal');
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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77 end
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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78
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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79 %% collecting functions i/o data
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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80 aos_in = find(pl, 'aos');
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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81 PZ_in = find(pl, 'PZmodels');
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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82 cov_in = find(pl, 'covariance');
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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83 cpsd_in = find(pl, 'CPSD');
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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84 noise_in = blkdiag(cov_in, cpsd_in/(timestep*2));
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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85 [U1,S1,V1] = svd(noise_in.'); %#ok<NASGU>
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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86 noise_mat = U1*sqrt(S1);
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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87
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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88 %% getting system's i/o sizes
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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89 inputSizes = sys.inputsizes;
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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90 outputSizes = sys.outputsizes; %#ok<NASGU>
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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91
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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92 Naos_in = inputSizes(1);
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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93 NPZmodels = inputSizes(3);
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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94
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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95 %% retrieving frequency vector
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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96 if isempty(Naos_in)==0
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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97 f1 = find(pl,'f1');
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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98 f2 = find(pl,'f2');
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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99 NFreqs = find(pl,'nf');
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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100 if isempty(f1) || isempty(f2)|| isempty(NFreqs)
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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101 error('### Please specify frequency vector a start and stop frequency .');
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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102 else
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
103 freqs = 10.^linspace(log10(f1), log10(f2), NFreqs);
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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104 end
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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105 else
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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106 freqs = aos_in(1).x;
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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107 end
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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108
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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109 %% checking frequency vector
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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110 for i=2:numel(aos_in)
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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111 if ~isequal(freqs,aos_in(i).x)
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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112 error('there exist different frequency vectors');
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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113 end
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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114 end
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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115
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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116 %% reshape pzmodels and aos for input cross-spectra
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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117 if numel(PZ_in)==NPZmodels
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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118 PZfull = false;
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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119 PZdata = zeros(NPZmodels,NFreqs);
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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120 for i=1:NPZmodels
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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121 a = resp(PZ_in(i), freqs);
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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122 PZdata(i,:) = reshape(a.y,[1,NFreqs]) ;
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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123 end
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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124 elseif size(PZ_in,1)==NPZmodels && size(PZ_in,2)==NPZmodels
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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125 PZfull = true;
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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126 PZdata = zeros(Npzmodels,Npzmodels,NFreqs);
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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127 for i=1:NPZmodels
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
128 for j=1:Npzmodels
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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129 a = resp(PZ_in(i,j), freqs);
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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130 PZdata(i,j,:) = reshape(a.y,[1,NFreqs]) ;
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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131 end
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
132 end
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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133 else
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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134 error('Wrong size for field PZ_in')
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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135 end
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
136
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
137 if numel(aos_in)==Naos_in
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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138 AOfull = false;
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
139 AOdata = zeros(Naos_in,NFreqs);
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
140 for i=1:Naos_in
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
141 AOdata(i,:) = reshape(aos_in(i).y,[1,NFreqs]) ;
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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142 end
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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143 elseif size(aos_in,1)==Naos_in && size(aos_in,2)==Naos_in
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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144 AOfull = true;
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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145 AOdata = zeros(Naos_in,Naos_in,NFreqs);
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
146 for i=1:Naos_in
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
147 for j=1:Naos_in
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
148 AOdata(i,j,:) = reshape(aos_in(i,j).y,[1,NFreqs]) ;
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
149 end
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
150 end
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
151 else
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
152 error('Wrong size for field aos_in')
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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153 end
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
154
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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155 %% SSM Transfer function
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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156 [a, b, c, d, Ts, InputName, StateName, OutputName,...
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
157 inputvarunits, ssvarunits, outputvarunits] = double(sys); %#ok<ASGLU>
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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158 resps = ssm.doBode(a, b, c, d, 2*pi*freqs, Ts);
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
159 Noutputs = numel(OutputName);
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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160
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
161 %% power for each frequency with SVD computation
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
162 Result = zeros(Noutputs,Noutputs,NFreqs);
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
163
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
164 for i_freq=1:NFreqs
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
165 %% contribution from aos, testing positiveness
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
166 if AOfull
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
167 PowAO = squeeze(AOdata(:,:,i_freq));
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
168 [U1,S1,V1] = svd(PowAO.'); %#ok<NASGU>
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
169 if (sum(S1<0)>0)
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
170 error('AO covariance matrix is not positive')
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
171 end
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
172 AmpAO = U1*sqrt(S1);
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
173 else
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
174 if (sum(AOdata(:,i_freq)<0)>0)
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
175 error('non positive covariance')
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
176 end
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
177 AmpAO = diag(AOdata(:,i_freq).^0.5);
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
178 end
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
179 %% contribution from PZmodels, testing positiveness
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
180 if PZfull
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
181 PowPZ = squeeze(PZdata(:,:,i_freq));
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
182 [U1,S1,V1] = svd(PowPZ.'); %#ok<NASGU>
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
183 if (sum(S1<0)>0)
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
184 error('PZmodels covariance matrix is not positive')
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
185 end
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
186 AmpPZ = U1*sqrt(S1);
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
187 else
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
188 if (sum(PZdata(:,i_freq)<0)>0)
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
189 error('non positive covariance')
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
190 end
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
191 AmpPZ = diag(PZdata(:,i_freq).^0.5);
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
192 end
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
193 %% summing all three contributions sources, computing CPSD
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
194 Amp = blkdiag(AmpAO, noise_mat, AmpPZ);
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
195 RespLoc = squeeze(resps(:,:,i_freq));
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
196 noise = RespLoc * Amp * (RespLoc*Amp)';
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
197 Result(:,:,i_freq) = real(noise) * (2*timestep); % 2 correction added here
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
198 end
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
199
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
200 %% saving in aos
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
201 ao_out = ao.initObjectWithSize(Noutputs, Noutputs);
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
202
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
203 for io=1:Noutputs
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
204 for jo=1:Noutputs
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
205 ao_out(io,jo).setData(fsdata(freqs, squeeze(Result(jo,io,:))));
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
206 if io~=jo
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
207 ao_out(io,jo).setName( ['Cross PSD of ', OutputName{jo}, ' and ', OutputName{io}]);
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
208 else
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
209 ao_out(io,jo).setName( ['PSD of ' , OutputName{jo}]);
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
210 end
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
211 ao_out(io,jo).setXunits('Hz');
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
212 ao_out(io,jo).setYunits(outputvarunits(io)*outputvarunits(jo)/unit('Hz'));
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
213 if io~=jo
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
214 ao_out(io,jo).setDescription( ['Cross PSD of ', OutputName{jo}, ' and ', OutputName{io}]);
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
215 else
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
216 ao_out(io,jo).setDescription( ['PSD of ' , OutputName{jo}]);
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
217 end
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
218 end
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
219 end
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
220
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
221 %% construct output matrix object
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
222 out = matrix(ao_out);
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
223 if callerIsMethod
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
224 % do nothing
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
225 else
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
226 myinfo = getInfo('None');
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
227 out.addHistory(myinfo, pl , ssm_invars(1), inhist );
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
228 end
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
229
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
230 %% Set output depending on nargout
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
231 if nargout == 1;
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
232 varargout = {out};
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
233 elseif nargout == 0;
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
234 iplot(ao_out);
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
235 else
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
236 error('Wrong number of outputs')
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
237 end
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
238 end
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
239
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
240
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
241 %--------------------------------------------------------------------------
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
242 % Get Info Object
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
243 %--------------------------------------------------------------------------
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
244 function ii = getInfo(varargin)
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
245
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
246 if nargin == 1 && strcmpi(varargin{1}, 'None')
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
247 sets = {};
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
248 pl = [];
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
249 else
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
250 sets = {'Default'};
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
251 pl = getDefaultPlist;
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
252 end
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
253 % Build info object
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
254 ii = minfo(mfilename, 'ssm', 'ltpda', utils.const.categories.op, '$Id: CPSD.m,v 1.11 2011/04/27 17:21:27 adrien Exp $', sets, pl);
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
255
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
256 end
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
257
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
258 %--------------------------------------------------------------------------
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
259 % Get Default Plist
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
260 %--------------------------------------------------------------------------
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
261 function pl = getDefaultPlist()
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
262 pl = ssm.getInfo('reorganize', 'for CPSD').plists;
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
263 pl.remove('set');
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
264
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
265 p = param({'covariance', 'The covariance of this noise between input ports for the <i>time-discrete</i> noise model.'}, []);
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
266 pl.append(p);
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
267
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
268 p = param({'CPSD', 'The one sided cross-psd of the white noise between input ports.'}, []);
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
269 pl.append(p);
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
270
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
271 p = param({'aos', 'An array of input AOs, The power spectrum of this noise between input ports for the <i>time-continuous</i> noise model.'}, ao.initObjectWithSize(1,0));
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
272 pl.append(p);
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
273
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
274 p = param({'PZmodels', 'An array of input pzmodels for noise filtering'}, paramValue.DOUBLE_VALUE(zeros(0,1)));
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
275 pl.append(p);
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
276
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
277 p = param({'reorganize', 'When set to 0, this means the ssm does not need be modified to match the requested i/o. Faster but dangerous!'}, paramValue.TRUE_FALSE);
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
278 pl.append(p);
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
279
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
280 p = param({'f2', 'The maximum frequency. Default is Nyquist or 1Hz.'}, paramValue.EMPTY_DOUBLE);
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
281 pl.append(p);
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
282
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
283 p = param({'f1', 'The minimum frequency. Default is f2*1e-5.'}, paramValue.EMPTY_DOUBLE);
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
284 pl.append(p);
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
285
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
286 p = param({'nf', 'The number of frequency bins. Frequencies are scale logarithmically'}, paramValue.DOUBLE_VALUE(200));
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
287 pl.append(p);
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
288
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
289 end
f0afece42f48 Import.
Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
diff changeset
290