source: trunk/src/mode_sahelien/olr_eof_jjas_2006.m @ 91

Last change on this file since 91 was 18, checked in by pinsard, 15 years ago

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3%%%%%%%%%%%%%%% FICHIER OLR
4% ouverture / lecture du fichier
5clear;
6close all;
7
8fid=fopen('olr.7906.fil.ER.dat','r');
9siz=144*25*10226;v=fread(fid,siz,'float');fclose(fid);
10v=reshape(v,144,25,10226);
11ind_olr=v(61:85,9:25,:);
12
13% selection des mois d ete
14% on selectionne les mois d ete (attention aux annees bixestiles!)
15
16siz1=31+28+31+30+31+1;
17siz1bis=31+28+31+30+31+30+31+31+30;
18a=siz1bis-siz1;
19%olr=zeros(144,28,25,122);
20olr=zeros(25,28,17,122);
21
22siz2=siz1+366; siz2bis=siz2+a; % 1980
23siz3=siz2+365; siz3bis=siz3+a; % 1981
24siz4=siz3+365; siz4bis=siz4+a; % 1982
25siz5=siz4+365; siz5bis=siz5+a; % 1983
26siz6=siz5+366; siz6bis=siz6+a; % 1984
27siz7=siz6+365; siz7bis=siz7+a; % 1985
28siz8=siz7+365; siz8bis=siz8+a; % 1986
29siz9=siz8+365; siz9bis=siz9+a; % 1987
30siz10=siz9+366; siz10bis=siz10+a; % 1988
31siz11=siz10+365; siz11bis=siz11+a; % 1989
32siz12=siz11+365; siz12bis=siz12+a; % 1990
33siz13=siz12+365; siz13bis=siz13+a; % 1991
34siz14=siz13+366; siz14bis=siz14+a; % 1992
35siz15=siz14+365; siz15bis=siz15+a; % 1993
36siz16=siz15+365; siz16bis=siz16+a; % 1994
37siz17=siz16+365; siz17bis=siz17+a; % 1995
38siz18=siz17+366; siz18bis=siz18+a; % 1996
39siz19=siz18+365; siz19bis=siz19+a; % 1997
40siz20=siz19+365; siz20bis=siz20+a; % 1998
41siz21=siz20+365; siz21bis=siz21+a; % 1999
42siz22=siz21+366; siz22bis=siz22+a; % 2000
43siz23=siz22+365; siz23bis=siz23+a; % 2001
44siz24=siz23+365; siz24bis=siz24+a; % 2002
45siz25=siz24+365; siz25bis=siz25+a; % 2003
46siz26=siz25+366; siz26bis=siz26+a; % 2004
47siz27=siz26+365; siz27bis=siz27+a; % 2005
48siz28=siz27+365; siz28bis=siz28+a; % 2006
49
50olr(:,1,:,:)=ind_olr(:,:,siz1:siz1bis); % 1979
51olr(:,2,:,:)=ind_olr(:,:,siz2:siz2bis); % 1980
52olr(:,3,:,:)=ind_olr(:,:,siz3:siz3bis); % 1981
53olr(:,4,:,:)=ind_olr(:,:,siz4:siz4bis); % 1982
54olr(:,5,:,:)=ind_olr(:,:,siz5:siz5bis); % 1983
55olr(:,6,:,:)=ind_olr(:,:,siz6:siz6bis); % 1984
56olr(:,7,:,:)=ind_olr(:,:,siz7:siz7bis); % 1985
57olr(:,8,:,:)=ind_olr(:,:,siz8:siz8bis); % 1986
58olr(:,9,:,:)=ind_olr(:,:,siz9:siz9bis); % 1987
59olr(:,10,:,:)=ind_olr(:,:,siz10:siz10bis); % 1988
60olr(:,11,:,:)=ind_olr(:,:,siz11:siz11bis); % 1989
61olr(:,12,:,:)=ind_olr(:,:,siz12:siz12bis); % 1990
62olr(:,13,:,:)=ind_olr(:,:,siz13:siz13bis); % 1991
63olr(:,14,:,:)=ind_olr(:,:,siz14:siz14bis); % 1992
64olr(:,15,:,:)=ind_olr(:,:,siz15:siz15bis); % 1993
65olr(:,16,:,:)=ind_olr(:,:,siz16:siz16bis); % 1994
66olr(:,17,:,:)=ind_olr(:,:,siz17:siz17bis); % 1995
67olr(:,18,:,:)=ind_olr(:,:,siz18:siz18bis); % 1996
68olr(:,19,:,:)=ind_olr(:,:,siz19:siz19bis); % 1997
69olr(:,20,:,:)=ind_olr(:,:,siz20:siz20bis); % 1998
70olr(:,21,:,:)=ind_olr(:,:,siz21:siz21bis); % 1999
71olr(:,22,:,:)=ind_olr(:,:,siz22:siz22bis); % 2000
72olr(:,23,:,:)=ind_olr(:,:,siz23:siz23bis); % 2001
73olr(:,24,:,:)=ind_olr(:,:,siz24:siz24bis); % 2002
74olr(:,25,:,:)=ind_olr(:,:,siz25:siz25bis); % 2003
75olr(:,26,:,:)=ind_olr(:,:,siz26:siz26bis); % 2004
76olr(:,27,:,:)=ind_olr(:,:,siz27:siz27bis); % 2005
77olr(:,28,:,:)=ind_olr(:,:,siz28:siz28bis); % 2006
78clear siz1 siz1bis;
79clear siz2 siz2bis;
80clear siz3 siz3bis;
81clear siz4 siz4bis;
82clear siz5 siz5bis;
83clear siz6 siz6bis;
84clear siz7 siz7bis;
85clear siz8 siz8bis;
86clear siz9 siz9bis;
87clear siz10 siz10bis;
88clear siz11 siz11bis;
89clear siz12 siz12bis;
90clear siz13 siz13bis;
91clear siz14 siz14bis;
92clear siz15 siz15bis;
93clear siz16 siz16bis;
94clear siz17 siz17bis;
95clear siz18 siz18bis;
96clear siz19 siz19bis;
97clear siz20 siz20bis;
98clear siz21 siz21bis;
99clear siz22 siz22bis;
100clear siz23 siz23bis;
101clear siz24 siz24bis;
102clear siz25 siz25bis;
103clear siz26 siz26bis;
104clear siz27 siz27bis;
105clear siz28 siz28bis;
106
107%olr=zeros(25,28,17,122);
108olr=permute(olr,[1 3 2 4]);
109olr=reshape(olr,425,3416);
110
111% calcul de la matrice de covariance
112vaudou=zeros(425,425);
113for a=1:425;
114    for b=1:425;
115      clear e d covaria;
116      e=olr(b,:);
117      d=olr(a,:);
118      covaria=cov(e,d);
119      vaudou(a,b)=covaria(2,1);
120    end;
121end;
122
123% on diagonalise la matrice de covariance
124[C,L]=eig(vaudou);
125
126% sauvegarde
127delete('eof_rossby_jjas_2006.mat');
128save('eof_rossby_jjas_2006.mat','C','L','olr');
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