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3 | <html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en"> |
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5 | <title>grossemoyenne.pro (SAXO Documentation Assistant)</title> |
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6 | </head> |
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43 | |
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44 | |
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45 | <table border="0" cellpadding="0" cellspacing="0" width="98%" bgcolor="#F0F0FF" valign="bottom"> |
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46 | <tr> |
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47 | <td width="10%"> |
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48 | <a href="fsfzpt.html"><img src="./../../prev.gif" border="0" alt="Previous"></a></td> |
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49 | <td width="80%" align="center" valign="center"> |
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50 | <font size=-1><i>SAXO Documentation Assistant</i>: <a href="./../../home.html">Overview</a></font></td> |
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51 | <td width="10%" align="right"> |
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52 | <a href="hdyn.html"><img src="./../../next.gif" border="0" alt="Next"></a></td> |
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53 | </tr> |
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54 | </table> |
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55 | |
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56 | |
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57 | <h1><font size="-2">ToBeReviewed/CALCULS/</font></h1> |
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58 | <h2>grossemoyenne.pro</h2> |
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59 | |
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60 | <dl> |
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61 | </dl> |
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62 | |
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63 | |
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64 | averages a 3- or 4-d time series field over a selected |
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65 | geographical area or along the time axis. For one ore more |
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66 | selected axes (x, y, z, t) |
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67 | |
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68 | |
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69 | |
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70 | |
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71 | |
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72 | <a name="#_grossemoyenne"></a> |
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73 | |
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74 | <h2>grossemoyenne <font size="-1" color="#006633"> |
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75 | </font></h2> |
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76 | |
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77 | <p><font face="Courier"><i>result = </i>grossemoyenne(<i><a href="#_grossemoyenne_keyword_tab">tab</a>, <a href="#_grossemoyenne_keyword_direc">direc</a></i>, <a href="#_grossemoyenne_keyword_BOXZOOM">BOXZOOM</a>=<i>BOXZOOM</i>, <a href="#_grossemoyenne_keyword_INTEGRATION">INTEGRATION</a>=<i>INTEGRATION</i>, <a href="#_grossemoyenne_keyword_NAN">NAN</a>=<i>NAN</i>, <a href="#_grossemoyenne_keyword_NODOMDEF">NODOMDEF</a>=<i>NODOMDEF</i>, <a href="#_grossemoyenne_keyword_WDEPTH">WDEPTH</a>=<i>WDEPTH</i>, <a href="#_grossemoyenne_keyword_SPATIALFIRST">SPATIALFIRST</a>=<i>SPATIALFIRST</i>, <a href="#_grossemoyenne_keyword_TEMPORALFIRST">TEMPORALFIRST</a>=<i>TEMPORALFIRST</i>, <a href="#_grossemoyenne_keyword__extra">_extra</a>=<i>_extra</i>)</font></p> |
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78 | |
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79 | |
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80 | |
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81 | |
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82 | |
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83 | |
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84 | |
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85 | <h3>Parameters</h3> |
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86 | |
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87 | |
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88 | <a name="#_grossemoyenne_keyword_tab"></a> |
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89 | <h4>tab |
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90 | <font size="-1" color="#006633">in</font> |
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91 | |
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92 | |
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93 | <font size="-1" color="#006633">required</font> |
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94 | |
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95 | |
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96 | |
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97 | |
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98 | </h4> |
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99 | |
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100 | |
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101 | 3 or 4d field |
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102 | |
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103 | |
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104 | |
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105 | <a name="#_grossemoyenne_keyword_direc"></a> |
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106 | <h4>direc |
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107 | <font size="-1" color="#006633">in</font> |
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108 | |
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109 | |
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110 | <font size="-1" color="#006633">required</font> |
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111 | |
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112 | |
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113 | |
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114 | |
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115 | </h4> |
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116 | |
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117 | |
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118 | 'x' 'y' 'z' 't' 'xy' 'xz' 'yz' 'xyz' 'xt' 'yt' 'zt' |
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119 | 'xyt' 'xzt' 'yzt' or 'xyzt' |
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120 | |
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121 | |
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122 | |
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123 | |
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124 | |
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125 | <h3>Keywords</h3> |
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126 | |
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127 | |
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128 | <a name="#_grossemoyenne_keyword_BOXZOOM"></a> |
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129 | <h4>BOXZOOM |
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130 | |
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131 | |
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132 | |
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133 | |
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134 | |
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135 | |
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136 | |
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137 | |
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138 | </h4> |
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139 | |
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140 | |
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141 | [xmin,xmax,ymin,ymax (,(zmin,)zmax)] to more details, see domdef |
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142 | boxzoom can have 5 forms: |
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143 | [vert2], [vert1, vert2],[lon1, lon2, lat1, lat2], |
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144 | [lon1, lon2, lat1, lat2, vert2],[lon1, lon2, lat1, lat2, vert1,vert2] |
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145 | |
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146 | |
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147 | <a name="#_grossemoyenne_keyword_INTEGRATION"></a> |
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148 | <h4>INTEGRATION |
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149 | |
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150 | |
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151 | |
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152 | |
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153 | |
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154 | |
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155 | |
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156 | |
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157 | </h4> |
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158 | |
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159 | |
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160 | To make an integral rather than an average |
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161 | |
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162 | |
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163 | <a name="#_grossemoyenne_keyword_NAN"></a> |
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164 | <h4>NAN |
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165 | |
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166 | |
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167 | |
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168 | |
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169 | |
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170 | |
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171 | |
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172 | |
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173 | </h4> |
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174 | |
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175 | |
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176 | not a number, we activate it if we want to average without considerate some masked values of TAB. |
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177 | If masked values of TAB are values consecrated by IDL(!values.f_nan), wr just have to put NAN. |
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178 | If masked values of TAB are valued a (a must be different of 1, corresponding to nan = |
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179 | !values.f_nan and of 0, which desactivate nan). We have to put NAN=a. |
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180 | Comment: In output, rsult points which are NAN will be valued a or !values.f_nan. |
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181 | |
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182 | |
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183 | <a name="#_grossemoyenne_keyword_NODOMDEF"></a> |
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184 | <h4>NODOMDEF |
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185 | |
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186 | |
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187 | |
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188 | |
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189 | |
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190 | |
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191 | |
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192 | |
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193 | </h4> |
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194 | |
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195 | |
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196 | We activate it if we do not want to pass in domdef even if the keyword boxzoom |
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197 | is present (like when grossemoyenne is called via checkfield) |
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198 | |
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199 | |
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200 | <a name="#_grossemoyenne_keyword_WDEPTH"></a> |
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201 | <h4>WDEPTH |
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202 | |
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203 | |
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204 | |
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205 | |
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206 | |
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207 | |
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208 | |
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209 | |
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210 | </h4> |
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211 | |
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212 | |
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213 | to specify that the field is at W depth instead of T |
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214 | depth (automatically activated if vargrid eq 'W') |
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215 | |
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216 | |
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217 | <a name="#_grossemoyenne_keyword_SPATIALFIRST"></a> |
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218 | <h4>SPATIALFIRST |
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219 | |
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220 | |
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221 | |
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222 | |
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223 | |
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224 | |
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225 | |
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226 | |
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227 | </h4> |
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228 | |
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229 | |
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230 | when performing at the same time |
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231 | spatial and temporal mean, grossemoyenne is assuming |
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232 | that the mask is not changing with the time. In |
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233 | consequence, grossemoyenne performs temporal mean |
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234 | first and then call moyenne. Activate /SPATIALFIRST if |
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235 | you want to perform the spatial mean before the |
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236 | temporal mean. Note that if NAN is activated, then |
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237 | SPATIALFIRST is activated automatically. |
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238 | |
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239 | |
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240 | <a name="#_grossemoyenne_keyword_TEMPORALFIRST"></a> |
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241 | <h4>TEMPORALFIRST |
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242 | |
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243 | |
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244 | |
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245 | |
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246 | |
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247 | |
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248 | |
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249 | |
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250 | </h4> |
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251 | |
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252 | |
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253 | to force to perform first temporal |
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254 | mean even if nan is activated (see SPATIALFIRST |
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255 | explanations...) |
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256 | |
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257 | |
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258 | |
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259 | <a name="#_grossemoyenne_keyword__extra"></a> |
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260 | <h4>_extra |
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261 | |
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262 | |
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263 | |
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264 | |
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265 | |
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266 | |
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267 | |
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268 | |
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269 | </h4> |
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270 | |
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271 | |
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272 | |
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273 | |
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274 | |
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275 | |
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276 | <h3>Version history</h3> |
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277 | |
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278 | <h4>Version</h4> |
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279 | $Id: grossemoyenne.pro 163 2006-08-29 12:59:46Z navarro $ |
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280 | <h4>History</h4> |
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281 | Jerome Vialard (jv@lodyc.jussieu.fr) |
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282 | 2/7/98 |
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283 | Sebastien Masson (smasson@lodyc.jussieu.fr) |
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284 | adaptation array containing a temporal dimension |
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285 | 14/8/98 |
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286 | 15/1/98 |
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287 | 12/3/99 adaptation for NAN and utilization of TEMPORARY |
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288 | |
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289 | |
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290 | |
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291 | <h3>Known issues</h3> |
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292 | |
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293 | |
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294 | |
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295 | <h4>Restrictions</h4> Put values corresponding to land at 1.e20 |
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296 | |
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297 | |
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298 | <h3>Other attributes</h3> |
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299 | |
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300 | |
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301 | <h4>Uses routines</h4> |
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302 | result:un tableau |
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303 | common |
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304 | domdef |
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305 | |
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306 | |
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307 | |
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308 | |
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309 | |
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310 | <font size="-3"><p> </p></font> |
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311 | <hr size="1" color="#CCCCCC"/> |
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312 | |
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313 | |
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314 | |
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315 | |
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316 | <p><font color="gray" size="-3"> Produced by IDLdoc 2.0 on Wed Sep 13 16:32:33 2006.</font></p> |
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317 | |
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318 | </body> |
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319 | </html> |
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