<html><body><div style="color:#000; background-color:#fff; font-family:times new roman, new york, times, serif;font-size:18px"><div id="yiv1293674953yui_3_16_0_1_1435339626410_68930" class="">Dear all,</div><div id="yiv1293674953yui_3_16_0_1_1435339626410_68930" class=""><br class=""></div><div id="yiv1293674953yui_3_16_0_1_1435339626410_68930" dir="ltr" class="">I have more than 3 million points(The link: <a href="https://www.dropbox.com/s/h6ewg5zx1z1sl6i/coordinates_ijk.mat?dl=0" id="yui_3_16_0_1_1435394646635_4820">coordinates_ijk.mat</a> ) and I want to fit an interpolant function(preferably on MATLAB) to this. I need to recall it, Consequently it should be as a function.</div><div style="width:450px; font-family: 'Georgia', 'Times', 'Times New Roman', 'serif';margin-top:5px; margin-bottom: 5px; background-color: #ffffff;" contenteditable="false" id="enhancrCard_0" class="link-enhancr-attachment link-enhancr-element "><table class="link-enhancr-element" cellspacing="0" cellpadding="0" border="0" style="width:450px; height:170px; position: relative; display: block;" id="yui_3_16_0_1_1435394646635_4845"><tbody id="yui_3_16_0_1_1435394646635_4844"><tr class="link-enhancr-element"><td class="link-enhancr-element" colspan="8" style="height: 1px; background-color: #e5e5e5; font-size: 1px; border-collapse: collapse;"><div class="link-enhancr-element" style="height: 1px; background-color: #e5e5e5; font-size: 1px; line-height:0px;"> </div></td></tr><tr class="link-enhancr-element" id="yui_3_16_0_1_1435394646635_4862"><td rowspan="5" class="link-enhancr-element" style="width: 1px; background-color: #e5e5e5; font-size: 1pt; border-collapse: collapse;"><div class="link-enhancr-element" style="width: 1px; background-color: #e5e5e5; font-size: 1pt;"> </div></td><td class="link-enhancr-element link-enhancr-image-wrap" rowspan="5" style="vertical-align: middle; width: 168px; height: 168px; background-color: #000000;border-collapse: collapse;" id="yui_3_16_0_1_1435394646635_4861"><div class="link-enhancr-element" style="width: 168px;" align="center" id="yui_3_16_0_1_1435394646635_4860"><a href="https://www.dropbox.com/s/h6ewg5zx1z1sl6i/coordinates_ijk.mat?dl=0" class="link-enhancr-card-urlWrapper link-enhancr-element" style="text-decoration: none !important; color: #000000 !important;" id="yui_3_16_0_1_1435394646635_4859"><img alt="image" src="https://cf.dropboxstatic.com/static/images/icons128/page_white.png" class="link-enhancr-thumbnail-image link-enhancr-element yahoo-ignore-inline-image" width="168" height="168" style="display: block; margin: auto;" id="yui_3_16_0_1_1435394646635_4858" data-id="322777fd-ca82-b0de-eb1a-51d461c63d97"></a></div></td><td rowspan="5" class="link-enhancr-element" style="width: 1px; background-color: #e5e5e5; font-size: 0pt; border-collapse: collapse;"><div class="link-enhancr-element" style="width: 1px; background-color: #e5e5e5; font-size: 1pt;"> </div></td><td rowspan="5" class="link-enhancr-element" style="width: 14px; background-color: #ffffff; font-size: 0pt; border-collapse: collapse;"><div class="link-enhancr-element" style="width: 14px; background-color: #ffffff; font-size: 14pt;"> </div></td><td colspan="2" class="link-enhancr-element" style="height: 6px; background-color: #ffffff; font-size: 0pt; border-collapse: collapse;" id="yui_3_16_0_1_1435394646635_5040"><div class="link-enhancr-element" style="height: 6px; background-color: #ffffff; font-size: 6pt;" id="yui_3_16_0_1_1435394646635_5039"> </div></td><td rowspan="5" class="link-enhancr-element" style="width: 20px; background-color: #ffffff; font-size: 0pt; border-collapse: collapse;"><div class="link-enhancr-element" style="width: 20px; background-color: #ffffff; font-size: 20pt;"> </div></td><td class="link-enhancr-element" rowspan="5" width="1" style="width: 1px; background-color: #e5e5e5; font-size: 1pt; border-collapse: collapse;"><div class="link-enhancr-element" style="width: 1px; background-color: #e5e5e5; font-size: 1pt;"> </div></td></tr><tr id="yui_3_16_0_1_1435394646635_4843"><td class="link-enhancr-element" colspan="2" style="width: 100%; vertical-align: middle; font-family: 'Georgia', 'Times', 'Times New Roman', 'serif';" id="yui_3_16_0_1_1435394646635_4842"><div class="link-enhancr-text-part link-enhancr-element" style="line-height:16.5px; background-color: #ffffff; height: 135px; width: 245px;" id="yui_3_16_0_1_1435394646635_4841"><div class="link-enhancr-element" style="word-wrap: break-word; word-break: break-all;" id="yui_3_16_0_1_1435394646635_4840"><span class="link-enhancr-element icon icon-shrink link-enhancr-toggle"></span><span class="link-enhancr-element icon icon-close link-enhancr-delete" id="yui_3_16_0_1_1435394646635_4839"></span><a href="https://www.dropbox.com/s/h6ewg5zx1z1sl6i/coordinates_ijk.mat?dl=0" class="link-enhancr-card-urlWrapper link-enhancr-element" style="text-decoration: none !important; color: #000000 !important; line-height: 100%; font-size: 18px; display: block;" id="yui_3_16_0_1_1435394646635_5042"><span class="link-enhancr-element link-enhancr-card-title" style="margin: 0; font-weight: normal;margin-bottom: 3px; font-size: 18px; line-height: 21px; max-height: 43px; color: #000000; overflow: hidden !important; display: inline-block;" id="yui_3_16_0_1_1435394646635_5041">coordinates_ijk.mat</span></a><div style="font-size: 13px; line-height: 20px; color: #999999; max-height: 81px; font-family: 'Georgia', 'Times', 'Times New Roman', 'serif';overflow: hidden;" class="link-enhancr-card-description link-enhancr-element" id="yui_3_16_0_1_1435394646635_4846">Shared with Dropbox</div></div></div></td></tr><tr><td colspan="2" class="link-enhancr-element" style="height: 4px; background-color: #ffffff; font-size: 0pt; border-collapse: collapse;"><div class="link-enhancr-element" style="height: 4px; background-color: #ffffff; font-size: 4pt;"></div></td></tr><tr id="yui_3_16_0_1_1435394646635_4852"><td class="link-enhancr-element" style="vertical-align: middle; 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width: 100px; font-family: 'Arial', 'Helvetica Neue', 'Helvetica', 'sans-serif';"><div class="link-enhancr-element link-enhancr-preview-wrapper" style="max-width: 100px; min-width: 80px; overflow: hidden; text-align: right; line-height: 11px; max-height: 13px; font-size: 0pt;"><span class="link-enhancr-element link-enhancr-preview-by link-enhancr-mobile-no-resize" style="vertical-align:middle; font-size: 9px; line-height: 11px; color: #999999; -moz-text-size-adjust: none; -ms-text-size-adjust: none; -webkit-text-size-adjust:none; text-size-adjust:none;">Preview by Yahoo</span></div></td></tr><tr><td colspan="2" class="link-enhancr-element" style="height: 9px; background-color: #ffffff; font-size: 0pt; border-collapse: collapse;"><div class="link-enhancr-element" style="height: 9px; background-color: #ffffff; font-size: 9pt;"></div></td></tr><tr class="link-enhancr-element"><td class="link-enhancr-element" colspan="8" style="height: 1px; background-color: #e5e5e5; font-size: 1px; border-collapse: collapse;"><div class="link-enhancr-element" style="height: 1px; background-color: #e5e5e5; font-size: 1px; line-height:0px"> </div></td></tr></tbody></table></div><div id="yiv1293674953yui_3_16_0_1_1435339626410_68930"> </div><div id="yiv1293674953yui_3_16_0_1_1435339626410_68930" dir="ltr" class="">Any help greatly appreciated<br class=""></div><div id="yiv1293674953yui_3_16_0_1_1435339626410_68930" dir="ltr" class=""><br class=""></div><div id="yiv1293674953yui_3_16_0_1_1435339626410_68930" dir="ltr" class="">Best Regards,</div><div id="yiv1293674953yui_3_16_0_1_1435339626410_68930" dir="ltr" class="">Ali</div><div id="yui_3_16_0_1_1435394646635_4778" class=""><br class=""></div></div></body></html>