1 | % |
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2 | |
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3 | %%%%%%%%%%%%%%% FICHIER pluie IRD |
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4 | % ouverture / lecture du fichier |
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5 | clear; |
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6 | close all; |
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7 | |
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8 | % on selectionne les mois d ete (attention aux annees bixestiles!) |
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9 | |
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10 | siz1=31+28+31+30+31+1; |
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11 | siz1bis=31+28+31+30+31+30+31+31+30; |
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12 | pluie=zeros(41,17,122,12); |
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13 | |
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14 | clear v fid; fid=fopen('pluvio.79.haut','r','b'); siz=41*17*365; |
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15 | v=fread(fid,siz,'float'); fclose(fid); |
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16 | v=reshape(v,41,17,365); |
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17 | clear a b c; |
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18 | for a=1:41; |
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19 | for b=1:17; |
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20 | for c=1:365; |
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21 | if v(a,b,c)>990; |
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22 | v(a,b,c)=NaN; |
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23 | elseif v(a,b,c)<0; |
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24 | v(a,b,c)=NaN; |
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25 | end; |
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26 | end; |
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27 | end; |
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28 | end; |
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29 | pluie(:,:,:,1)=v(:,:,siz1:siz1bis); % 1979 |
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30 | |
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31 | clear v fid; fid=fopen('pluvio.80.haut','r','b'); siz=41*17*366; |
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32 | v=fread(fid,siz,'float'); fclose(fid); |
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33 | v=reshape(v,41,17,366); |
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34 | clear a b c; |
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35 | for a=1:41; |
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36 | for b=1:17; |
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37 | for c=1:366; |
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38 | if v(a,b,c)>990; |
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39 | v(a,b,c)=NaN; |
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40 | elseif v(a,b,c)<0; |
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41 | v(a,b,c)=NaN; |
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42 | end; |
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43 | end; |
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44 | end; |
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45 | end; |
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46 | pluie(:,:,:,2)=v(:,:,siz1+1:siz1bis+1); % 1980 |
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47 | |
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48 | clear v fid; fid=fopen('pluvio.81.haut','r','b'); siz=41*17*365; |
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49 | v=fread(fid,siz,'float'); fclose(fid); |
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50 | v=reshape(v,41,17,365); |
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51 | clear a b c; |
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52 | for a=1:41; |
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53 | for b=1:17; |
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54 | for c=1:365; |
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55 | if v(a,b,c)>990; |
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56 | v(a,b,c)=NaN; |
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57 | elseif v(a,b,c)<0; |
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58 | v(a,b,c)=NaN; |
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59 | end; |
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60 | end; |
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61 | end; |
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62 | end; |
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63 | pluie(:,:,:,3)=v(:,:,siz1:siz1bis); % 1981 |
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64 | |
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65 | clear v fid; fid=fopen('pluvio.82.haut','r','b'); siz=41*17*365; |
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66 | v=fread(fid,siz,'float'); fclose(fid); |
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67 | v=reshape(v,41,17,365); |
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68 | clear a b c; |
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69 | for a=1:41; |
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70 | for b=1:17; |
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71 | for c=1:365; |
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72 | if v(a,b,c)>990; |
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73 | v(a,b,c)=NaN; |
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74 | elseif v(a,b,c)<0; |
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75 | v(a,b,c)=NaN; |
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76 | end; |
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77 | end; |
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78 | end; |
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79 | end; |
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80 | pluie(:,:,:,4)=v(:,:,siz1:siz1bis); % 1982 |
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81 | |
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82 | clear v fid; fid=fopen('pluvio.83.haut','r','b'); siz=41*17*365; |
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83 | v=fread(fid,siz,'float'); fclose(fid); |
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84 | v=reshape(v,41,17,365); |
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85 | clear a b c; |
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86 | for a=1:41; |
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87 | for b=1:17; |
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88 | for c=1:365; |
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89 | if v(a,b,c)>990; |
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90 | v(a,b,c)=NaN; |
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91 | elseif v(a,b,c)<0; |
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92 | v(a,b,c)=NaN; |
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93 | end; |
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94 | end; |
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95 | end; |
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96 | end; |
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97 | |
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98 | pluie(:,:,:,5)=v(:,:,siz1:siz1bis); % 1983 |
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99 | |
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100 | clear v fid; fid=fopen('pluvio.84.haut','r','b'); siz=41*17*366; |
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101 | v=fread(fid,siz,'float'); fclose(fid); |
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102 | v=reshape(v,41,17,366); |
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103 | clear a b c; |
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104 | for a=1:41; |
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105 | for b=1:17; |
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106 | for c=1:366; |
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107 | if v(a,b,c)>990; |
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108 | v(a,b,c)=NaN; |
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109 | elseif v(a,b,c)<0; |
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110 | v(a,b,c)=NaN; |
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111 | end; |
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112 | end; |
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113 | end; |
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114 | end; |
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115 | pluie(:,:,:,6)=v(:,:,siz1+1:siz1bis+1); % 1984 |
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116 | |
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117 | clear v fid; fid=fopen('pluvio.85.haut','r','b'); siz=41*17*365; |
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118 | v=fread(fid,siz,'float'); fclose(fid); |
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119 | v=reshape(v,41,17,365); |
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120 | clear a b c; |
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121 | for a=1:41; |
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122 | for b=1:17; |
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123 | for c=1:365; |
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124 | if v(a,b,c)>990; |
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125 | v(a,b,c)=NaN; |
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126 | elseif v(a,b,c)<0; |
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127 | v(a,b,c)=NaN; |
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128 | end; |
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129 | end; |
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130 | end; |
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131 | end; |
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132 | pluie(:,:,:,7)=v(:,:,siz1:siz1bis); % 1985 |
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133 | |
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134 | clear v fid; fid=fopen('pluvio.86.haut','r','b'); siz=41*17*365; |
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135 | v=fread(fid,siz,'float'); fclose(fid); |
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136 | v=reshape(v,41,17,365); |
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137 | clear a b c; |
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138 | for a=1:41; |
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139 | for b=1:17; |
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140 | for c=1:365; |
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141 | if v(a,b,c)>990; |
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142 | v(a,b,c)=NaN; |
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143 | elseif v(a,b,c)<0; |
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144 | v(a,b,c)=NaN; |
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145 | end; |
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146 | end; |
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147 | end; |
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148 | end; |
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149 | pluie(:,:,:,8)=v(:,:,siz1:siz1bis); % 1986 |
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150 | |
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151 | clear v fid; fid=fopen('pluvio.87.haut','r','b'); siz=41*17*365; |
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152 | v=fread(fid,siz,'float'); fclose(fid); |
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153 | v=reshape(v,41,17,365); |
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154 | clear a b c; |
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155 | for a=1:41; |
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156 | for b=1:17; |
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157 | for c=1:365; |
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158 | if v(a,b,c)>990; |
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159 | v(a,b,c)=NaN; |
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160 | elseif v(a,b,c)<0; |
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161 | v(a,b,c)=NaN; |
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162 | end; |
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163 | end; |
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164 | end; |
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165 | end; |
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166 | pluie(:,:,:,9)=v(:,:,siz1:siz1bis); % 1987 |
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167 | |
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168 | clear v fid; fid=fopen('pluvio.88.haut','r','b'); siz=41*17*366; |
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169 | v=fread(fid,siz,'float'); fclose(fid); |
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170 | v=reshape(v,41,17,366); |
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171 | clear a b c; |
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172 | for a=1:41; |
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173 | for b=1:17; |
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174 | for c=1:366; |
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175 | if v(a,b,c)>990; |
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176 | v(a,b,c)=NaN; |
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177 | elseif v(a,b,c)<0; |
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178 | v(a,b,c)=NaN; |
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179 | end; |
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180 | end; |
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181 | end; |
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182 | end; |
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183 | pluie(:,:,:,10)=v(:,:,siz1:siz1bis); % 1988 |
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184 | |
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185 | clear v fid; fid=fopen('pluvio.89.haut','r','b'); siz=41*17*365; |
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186 | v=fread(fid,siz,'float'); fclose(fid); |
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187 | v=reshape(v,41,17,365); |
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188 | clear a b c; |
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189 | for a=1:41; |
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190 | for b=1:17; |
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191 | for c=1:365; |
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192 | if v(a,b,c)>990; |
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193 | v(a,b,c)=NaN; |
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194 | elseif v(a,b,c)<0; |
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195 | v(a,b,c)=NaN; |
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196 | end; |
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197 | end; |
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198 | end; |
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199 | end; |
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200 | pluie(:,:,:,11)=v(:,:,siz1:siz1bis); % 1989 |
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201 | |
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202 | clear v fid; fid=fopen('pluvio.90.haut','r','b'); siz=41*17*365; |
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203 | v=fread(fid,siz,'float'); fclose(fid); |
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204 | v=reshape(v,41,17,365); |
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205 | clear a b c; |
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206 | for a=1:41; |
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207 | for b=1:17; |
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208 | for c=1:365; |
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209 | if v(a,b,c)>990; |
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210 | v(a,b,c)=NaN; |
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211 | elseif v(a,b,c)<0; |
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212 | v(a,b,c)=NaN; |
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213 | end; |
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214 | end; |
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215 | end; |
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216 | end; |
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217 | pluie(:,:,:,12)=v(:,:,siz1:siz1bis); % 1990 |
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218 | |
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219 | clear siz sizbis; |
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220 | clear v; |
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221 | |
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222 | % essai de visualisation d'une carte de pluie annuelle |
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223 | orient('landscape'); |
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224 | lat=[-10:2.5:30]; |
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225 | lon=[-70:2.5:30]'; |
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226 | for a=1:12; |
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227 | subplot(3,4,a); |
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228 | clear v; |
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229 | v(:,:,:)=pluie(:,:,:,a); |
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230 | v=permute(v,[3 2 1]); |
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231 | v1=zeros(17,41); |
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232 | v1(:,:)=nansum(v); |
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233 | for b=1:17; |
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234 | for c=1:41; |
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235 | if v1(b,c)>3000; |
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236 | v1(b,c)=3000; |
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237 | end; |
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238 | end; |
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239 | end; |
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240 | palette3; |
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241 | v1(1,1)=3000.1; |
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242 | contourf(lon,lat,v1,[0:200:3000],'LineStyle','none'); |
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243 | colorbar; |
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244 | hold on; |
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245 | cartemonde; |
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246 | axis equal; |
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247 | axis([-20 26 0 23]); |
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248 | set (gca,'tickDir','out'); |
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249 | set (gca,'XTick',[-20:10:20],'XTickLabel',['20W';'10W';' 0 ';'10E';'20E'],'fontname','Arial','fontsize',6); |
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250 | set (gca,'YTick',[0:10:20],'YTickLabel',[' 0';'10N';'20N'],'fontname','Arial','fontsize',6); |
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251 | end; |
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252 | print('-depsc2','pluie_ird_25_degres.eps'); |
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