/[MITgcm]/MITgcm_contrib/gael/profilesMatlabProcessing/ecco_v4/insitu_cost.m
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Annotation of /MITgcm_contrib/gael/profilesMatlabProcessing/ecco_v4/insitu_cost.m

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Revision 1.2 - (hide annotations) (download)
Fri Jul 1 18:15:16 2011 UTC (14 years ago) by gforget
Branch: MAIN
Changes since 1.1: +3 -3 lines
- fix default dir & list

1 gforget 1.1 function []=insitu_cost(dirData,doComp,varargin);
2     %[]=insitu_cost(dirData,listData,listVar,varargin);
3     %object: computes or displays cost function statistics
4     %input: dirData is the data main directory name
5     % doComp states whether to compute & save (1) or load & display (0)
6     %optional must take the following form {'name',param1,param2,...} Active ones are
7     % {'subdirData',subdirData} is the data subdirectory name ('profiles/output/' by default)
8     % {'listData',data1,data2,...} where data1 e.g. is 'argo_indian.nc'
9     % {'listVar',var1,var2} where var1 and var2 are 'T' and 'S'
10     % {'years',year0,year1} to limit computation to [year0 year1] interval
11     % {'subdirMat',subdirMat} where subdirMat is the output subdirectory ('mat/' by default)
12     % {'suffMat',suffMat} is the mat file suffix ('all' by default)
13     % {'subdirTex',subdirTex} where subdirTex is the tex directory ('tex/' by default)
14     % {'addToTex',addToTex} states whether (1) or not (0 default) to
15     % augment an ongoing tex file (see write2tex.m, subdirTex)
16     %
17     %example: insitu_cost('./',1,{'listData','argo_in*'});
18    
19     %load paths and grid:
20     %--------------------
21     global mygrid; if isempty(mygrid); grid_load('GRID/',5,'compact'); end;
22    
23     %set more optional paramaters to default values
24     year0=1992; year1=2008;
25 gforget 1.2 listData={'WOD09_XBT*','WOD09_CTD*','argo_in*','argo_at*','argo_pa*','seals*'};
26     listVar={'T','S'};
27     %shorter test case: listData={'argo_in*'}; listVar={'T'};
28 gforget 1.1 subdirData='/profiles/output/';
29     subdirMat='mat/'; suffMat='_all';
30     subdirTex='tex/'; addToTex=0;
31     %set more optional paramaters to user defined values
32     for ii=1:nargin-2;
33     if strcmp(varargin{ii}{1},'listData'); listData={varargin{ii}{2:end}};
34     elseif strcmp(varargin{ii}{1},'listVar'); listVar={varargin{ii}{2:end}};
35     elseif strcmp(varargin{ii}{1},'years'); year0=varargin{ii}{2}; year1=varargin{ii}{3};
36     elseif strcmp(varargin{ii}{1},'subdirMat'); subdirMat=varargin{ii}{2};
37     elseif strcmp(varargin{ii}{1},'suffMat'); suffMat=['_' varargin{ii}{2}];
38     elseif strcmp(varargin{ii}{1},'subdirTex'); subdirTex=varargin{ii}{2};
39     elseif strcmp(varargin{ii}{1},'addToTex'); addToTex=varargin{ii}{2};
40     elseif strcmp(varargin{ii}{1},'subdirData'); subdirData=varargin{ii}{2};
41     else;
42     warning('inputCheck:insitu_cost',...
43     ['unknown option ''' varargin{ii}{1} ''' was ignored']);
44     end;
45     end;
46    
47     if doComp;
48    
49     %time limits:
50     date0=datenum(year0,1,1); date1=datenum(year1,12,31);
51    
52     for vv=1:length(listVar);
53     varCur=listVar{vv};
54    
55     %get the cost square root:
56     [MITprof]=MITprof_stats_load([dirData '/' subdirData],listData,varCur);
57    
58     %mask out values that are not in year range:
59     ii=find(MITprof.prof_date<date0|MITprof.prof_date>date1);
60     MITprof.prof(ii,:)=NaN;
61    
62     %mean and median:
63     costCur=[nanmean(MITprof.prof(:).^2) nanmedian(MITprof.prof(:).^2)];
64     fprintf('mean cost for %s: %0.3g (median: %0.3g) \n',varCur,costCur);
65     eval(['costAve' varCur '.mean=costCur(1);']);
66     eval(['costAve' varCur '.median=costCur(2);']);
67    
68     %depth/time mean cost:
69     tmp_date=(MITprof.prof_date-date0)/365;
70     % [x,y,z,n]=MITprof_stats(MITprof.prof_depth,MITprof.prof_depth,...
71     [x,y,z,n]=MITprof_stats(MITprof.prof_depth,[0:200:1000 1500:500:6000],...
72     tmp_date,[0:1/4:1+(year1-year0)],'mean',MITprof.prof.^2);
73     z(n==0)=NaN; n(n==0)=NaN;
74     eval(['depthTimeCost' varCur '.x=x;']); eval(['depthTimeCost' varCur '.y=y;']);
75     eval(['depthTimeCost' varCur '.z=z;']); eval(['depthTimeCost' varCur '.n=n;']);
76    
77     %latitudinal distribution:
78     [x,y,z,n]=MITprof_stats(MITprof.prof_lat,[-90:5:90],MITprof.prof,[-5:0.25:5]);
79     z(n==0)=NaN; n(n==0)=NaN;
80     eval(['misfitDistrib' varCur '.x=x;']); eval(['misfitDistrib' varCur '.y=y;']);
81     eval(['misfitDistrib' varCur '.z=z;']); eval(['misfitDistrib' varCur '.n=n;']);
82    
83     end;
84    
85     eval(['save ' dirData '/' subdirMat 'insitu_cost' suffMat '.mat costAve* misfitDistrib* depthTimeCost* year* listData listVar;']);
86    
87     else;%display result
88    
89     eval(['load ' dirData '/' subdirMat 'insitu_cost' suffMat '.mat;']);
90    
91     figureL;
92    
93     for vv=1:length(listVar);
94     varCur=listVar{vv};
95    
96     eval(['costCur=[costAve' varCur '.mean costAve' varCur '.median];']);
97    
98     eval(['x=depthTimeCost' varCur '.x;']); eval(['y=depthTimeCost' varCur '.y;']);
99     eval(['z=depthTimeCost' varCur '.z;']); eval(['n=depthTimeCost' varCur '.n;']);
100     z(n<1e2)=NaN;
101     subplot(2,length(listVar),vv); depthStretchPlot('pcolor',{y,x,z},[0:200:1000 1500:500:6000],[0 1000 4000]);
102     caxis([0 8]); shading flat; colorbar; ylabel('depth (in m)');
103     xlabel(['date (in years since ' num2str(year0) ')']);
104     title(sprintf('mean cost for %s: %0.3g (median: %0.3g)',varCur,costCur));
105    
106     %latitudinal distribution:
107     eval(['x=misfitDistrib' varCur '.x;']); eval(['y=misfitDistrib' varCur '.y;']);
108     eval(['z=misfitDistrib' varCur '.z;']); eval(['n=misfitDistrib' varCur '.n;']);
109     tmp1=(nansum(n,2)>1e4)*ones(1,size(n,2)); z(tmp1==0)=NaN;
110     subplot(2,length(listVar),vv+length(listVar)); contourf(x,y,z,[0:0.05:0.5]); grid on;
111     caxis([0 0.5]); colorbar; ylabel('normalized misfit'); xlabel('latitude'); title('pdf');
112    
113     end;
114    
115     myCaption={'in situ profiles cost function'};
116     if addToTex; write2tex([dirData '/' subdirTex '/myPlots.tex'],2,myCaption,gcf); end;
117    
118     end;
119    
120    

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