<html><body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;">Histogram shows distribution of d and comparison with my model prediction.<div class="">Heinz</div><div class=""><img apple-inline="yes" id="5C807FC4-12A7-4643-B40E-CF1B0A62C9F7" src="cid:7276667B-7159-43B0-AEE9-80AF07262A26@upc.at" class=""><br class=""><br class=""><blockquote type="cite" class="">On 16.05.2018, at 19:44, Heinz Nabielek <<a href="mailto:heinznabielek@me.com" class="">heinznabielek@me.com</a>> wrote:<br class=""><br class="">Yes- factor 10. Great many thanks for all the help.<br class="">Heinz<br class=""><br class=""><blockquote type="cite" class="">On 16.05.2018, at 08:40, kjubo <<a href="mailto:kopac.jakub@gmail.com" class="">kopac.jakub@gmail.com</a>> wrote:<br class=""><br class="">Hello,<br class=""><br class="">d = zeros(n,1);<br class="">for ii=1:n;<br class="">// SqDist = (X-X(i))^2 + (Y-Y(i))^2 + (Z-Z(i))^2;<br class=""> SqDist = (X-X(ii)).*(X-X(ii)) + (Y-Y(ii)).*(Y-Y(ii)) +<br class="">(Z-Z(ii)).*(Z-Z(ii));<br class=""> SqDist(ii)= [];<br class=""> d(ii) = sqrt(min(SqDist));<br class="">end; <br class=""><br class="">some comments:<br class="">* preallocate matrix<br class="">* avoid unnecessary assign of variables (this slow down scilab more than<br class="">expected)<br class="">* as seen in previous meesages here, use X*X instead of X^2<br class=""><br class="">for me speed up factor is ~10<br class=""><br class="">Regards.<br class=""></blockquote><br class=""></blockquote><br class=""></div></body></html>