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<body class='hmmessage'><div dir='ltr'><div style="font-size: 21.3333339691162px;">NCL users,</div><div style="font-size: 21.3333339691162px;"><br></div><div style="font-size: 21.3333339691162px;"><br></div><div style="font-size: 21.3333339691162px;">I need to calculate the correlation between two variables with different lat and lon. But when I try to calculate the significance test this correlation appears this error:</div><div style="font-size: 21.3333339691162px;"><br></div><div><div><span style="font-size: 21.3333339691162px;"><font color="#ac193d">Dimension size, for dimension number 0, of operands does not match, can't continue</font></span></div></div><div style="font-size: 21.3333339691162px;"><br></div><div style="font-size: 21.3333339691162px;"><br></div><div style="font-size: 21.3333339691162px;">I understand that the error is due to DOF1 and dof2 have different sizes of lat and lon, but how could I solve it in this case?</div><div style="font-size: 21.3333339691162px;"><br></div><div style="font-size: 21.3333339691162px;">My code:</div><div style="font-size: 21.3333339691162px;"><br></div><div style="font-size: 21.3333339691162px;">....</div><div style="font-size: 21.3333339691162px;"><br></div><div><div><span style="font-size: 21.3333339691162px;"> r = escorc( t, t1 ) ; correlation</span></div><div><span style="font-size: 21.3333339691162px;">cor= r(:,:,0,0)</span></div><div><span style="font-size: 21.3333339691162px;">copy_VarCoords(t,cor)</span></div><div><br></div><div><span style="font-size: 21.3333339691162px;">; Calculate degrees of freedom for each time series pair</span></div><div><span style="font-size: 21.3333339691162px;">; This estimates the dof in autocorrelated series. </span></div><div><span style="font-size: 21.3333339691162px;"> </span></div><div><span style="font-size: 21.3333339691162px;"> siglvl = 0.05</span></div><div><span style="font-size: 21.3333339691162px;"> dof1 = equiv_sample_size (t, siglvl,0)</span></div><div><span style="font-size: 21.3333339691162px;"> dof2 = equiv_sample_size (t1, siglvl,0)</span></div><div><br></div><div><span style="font-size: 21.3333339691162px;"> ; For each grid point time series pair, choose the lesser abs value</span></div><div><span style="font-size: 21.3333339691162px;"> </span></div><div><span style="font-size: 21.3333339691162px;"><font color="#ac193d"> dof = where(abs(dof1).le.abs(dof2), dof1, dof2) error line</font></span></div><div><span style="font-size: 21.3333339691162px;"><br></span></div><div><span style="font-size: 21.3333339691162px;"> copy_VarCoords(cor,dof)</span></div><div><br></div><div><span style="font-size: 21.3333339691162px;"> rsig = rtest( cor, round(dof,3), 0) ; r test NCL</span></div><div><span style="font-size: 21.3333339691162px;">...</span></div><div><span style="font-size: 21.3333339691162px;"><br></span></div><div><span style="font-size: 21.3333339691162px;"><br></span></div><div><div><span style="font-size: 21.3333339691162px;">Variable: t</span></div><div><span style="font-size: 21.3333339691162px;">Type: float</span></div><div><span style="font-size: 21.3333339691162px;">Total Size: 1944000 bytes</span></div><div><span style="font-size: 21.3333339691162px;"> 486000 values</span></div><div><span style="font-size: 21.3333339691162px;">Number of Dimensions: 3</span></div><div><span style="font-size: 21.3333339691162px;">Dimensions and sizes:<span class="Apple-tab-span" style="white-space:pre"> </span>[lat | 90] x [lon | 180] x [time | 30]</span></div><div style="font-size: 21.3333339691162px;"><br></div></div><div><div><span style="font-size: 21.3333339691162px;">Variable: t1</span></div><div><span style="font-size: 21.3333339691162px;">Type: float</span></div><div><span style="font-size: 21.3333339691162px;">Total Size: 7920 bytes</span></div><div><span style="font-size: 21.3333339691162px;"> 1980 values</span></div><div><span style="font-size: 21.3333339691162px;">Number of Dimensions: 3</span></div><div><span style="font-size: 21.3333339691162px;">Dimensions and sizes:<span class="Apple-tab-span" style="white-space:pre"> </span>[lat | 6] x [lon | 11] x [time | 30]</span></div><div><span style="font-size: 21.3333339691162px;">Coordinates: </span></div><div style="font-size: 21.3333339691162px;"><br></div></div><div><span style="font-size: 21.3333339691162px;"> Variable: r</span></div><div><span style="font-size: 21.3333339691162px;">Type: float</span></div><div><span style="font-size: 21.3333339691162px;">Total Size: 4276800 bytes</span></div><div><span style="font-size: 21.3333339691162px;"> 1069200 values</span></div><div><span style="font-size: 21.3333339691162px;">Number of Dimensions: 4</span></div><div><span style="font-size: 21.3333339691162px;">Dimensions and sizes:<span class="Apple-tab-span" style="white-space:pre"> </span>[90] x [180] x [6] x [11]</span></div><div><span style="font-size: 21.3333339691162px;">Coordinates: </span></div><div><span style="font-size: 21.3333339691162px;">Number Of Attributes: 1</span></div><div><span style="font-size: 21.3333339691162px;"><br></span></div><div><div><span style="font-size: 21.3333339691162px;">Variable: cor</span></div><div><span style="font-size: 21.3333339691162px;">Type: float</span></div><div><span style="font-size: 21.3333339691162px;">Total Size: 64800 bytes</span></div><div><span style="font-size: 21.3333339691162px;"> 16200 values</span></div><div><span style="font-size: 21.3333339691162px;">Number of Dimensions: 2</span></div><div><span style="font-size: 21.3333339691162px;">Dimensions and sizes:<span class="Apple-tab-span" style="white-space:pre"> </span>[lat | 90] x [lon | 180]</span></div><div style="font-size: 21.3333339691162px;"><br></div></div><div><br></div><div><div>Variable: dof1</div><div>Type: integer</div><div>Total Size: 64800 bytes</div><div> 16200 values</div><div>Number of Dimensions: 2</div><div>Dimensions and sizes:<span class="Apple-tab-span" style="white-space:pre"> </span>[90] x [180]</div><div>Coordinates: </div><div><br></div><div>Variable: dof2</div><div>Type: integer</div><div>Total Size: 264 bytes</div><div> 66 values</div><div>Number of Dimensions: 2</div><div>Dimensions and sizes:<span class="Apple-tab-span" style="white-space:pre"> </span>[6] x [11]</div></div><div><br></div><div style="font-size: 21.3333339691162px;"><br></div></div> </div></body>
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