<html><head><meta http-equiv="Content-Type" content="text/html; charset=us-ascii"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><span style="caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; text-decoration: none; display: inline !important; float: none;" class="">On 10.04.2021, at 08:10, Antoine Monmayrant <</span><a href="mailto:antoine.monmayrant@laas.fr" style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px;" class="">antoine.monmayrant@laas.fr</a><span style="caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; text-decoration: none; display: inline !important; float: none;" class="">> wrote:</span><br style="caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; text-decoration: none;" class=""><blockquote type="cite" style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; text-decoration: none;" class=""><br class=""><br class="">On 09/04/2021 23:55, Heinz Nabielek wrote:<br class=""><blockquote type="cite" class="">xfpoly does generally a good job for me, sometimes I would wish that the filling colour could be made transparent.<br class=""></blockquote>This is a much needed improvement of the scilab graphical stack that currently does not provide any transparency.<br class="">I think this is not an easy improvement.<br class="">At the moment, my workaround is to plot everything I need, export as svg and than add the transparency I need in the svg using inkscape or directly editing the svg file with a text editor...<br class=""><blockquote type="cite" class="">Heinz<br class=""><br class="">PS 1: Is there a new version of the 2011 BetweenCurves around?<br class=""></blockquote>Er, no, it was just a dirty hack I needed for my own publications and I think 2011 is the most recent one.<br class="">I can try to see how to improve it if this can improve scilab...<br class=""></blockquote><br style="caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; text-decoration: none;" class=""><br style="caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; text-decoration: none;" class=""><br style="caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; text-decoration: none;" class=""><br style="caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; text-decoration: none;" class=""><span style="caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; text-decoration: none; display: inline !important; float: none;" class="">I had initiated by log vs lin plot with<span class="Apple-converted-space"> </span></span><br style="caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; text-decoration: none;" class=""><blockquote type="cite" style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; text-decoration: none;" class=""><blockquote type="cite" class="">plot2d([0 80],[1 100], style=0,logflag = "nl");<br class=""></blockquote></blockquote><br style="caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; text-decoration: none;" class=""><span style="caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; text-decoration: none; display: inline !important; float: none;" class="">but BetweenCurves starts with its own plot and here I would not know, what to do...</span><br style="caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; text-decoration: none;" class=""><span style="caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; text-decoration: none; display: inline !important; float: none;" class="">Heinz</span><br style="caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; text-decoration: none;" class=""><br style="caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; text-decoration: none;" class=""><span style="caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; text-decoration: none; display: inline !important; float: none;" class="">BTW, how do the French infection rates look like?</span><br style="caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; text-decoration: none;" class=""><br style="caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; text-decoration: none;" class=""><blockquote type="cite" style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; text-decoration: none;" class=""><blockquote type="cite" class=""><br class="">PS 2: Any suggestion to make my clumsy coding more elegent, is highly welcome<br class=""><br class="">PS 2: BTW, since the recent lockdown, infection rates are coming down in Austria.....<br class=""><br class=""><br class="">A=[12.628 13.942 17.077 17.054 15.594 14.976 14.796 11.875 13.448 16.504 17.717 19.447 16.099 13.302 13.762 16.032 19.492 22.098 20.425 21.087 20.649 14.268 19.402 22.525 26.862 23.514 27.603 23.851 15.830 21.570 28.682 26.109 29.974 28.727 24.705 21.458 27.087 28.401 33.670 35.119 33.962 28.120 21.301 27.244 37.467 37.715 39.490 37.569 30.480 27.098 38.366 36.951 35.097 43.759 39.299]';<br class="">d=(1:length(A))';<br class="">up=10^(d/53);<br class="">M=[ones(up) up];<br class="">aa=M\A;<br class="">B=inv(M'*M);<br class="">DD=(1:110)';<br class="">U=10^(DD/53);<br class="">MM=[ones(U) U];<br class="">yh = M*aa; //Fitted values yh to approximate measured y's<br class="">e=A-yh; //Errors or residuals<br class="">SSE=e'*e; //Sum of squared errors<br class="">ybar=mean(A); R2=1-SSE/sum((A-ybar)^2);<br class="">[m n]=size(M);<br class="">MSE = SSE/(m-n-1); //Mean square error<br class="">C=MSE*B // covariance matrix<br class="">sig=sqrt(MSE);<br class="">seb=sqrt(diag(C));<br class="">[aa seb]<br class="">[n pp]=size(M);<br class="">CONF=.95; alpha=1-CONF;<br class="">ta2 = cdft('T',n-pp,1-alpha/2,alpha/2); //t-value for alpha/2<br class="">yhh= MM*aa;<br class="">p=sig*sqrt(diag(1+MM*B*MM'));<br class="">N=[yhh+ta2*p yhh-ta2*p];<br class="">polyX = [DD;flipdim(DD,1)];<br class="">polyY = [N(:,1);flipdim(N(:,2),1)];<br class="">plot2d([0 80],[1 100], style=0,logflag = "nl");<br class="">xgrid;<br class="">xfpoly(polyX, polyY,6);<br class="">plot(DD,MM*aa,'g.-');<br class="">plot(d,A,'b.') ;<br class="">title('AUSTRIA daily infection rates per 100,000','fontsize',5);<br class="">xlabel('days since 1 Feb 2021','fontsize',3);<br class="">ylabel('number of infections per day per 100,000','fontsize',3);<br class="">legend('data from Johns Hopkins GitHub','95% confidence range','model prediction','AUSTRIA recorded',4);<br class=""><br class=""><br class=""><br class=""></blockquote>_______________________________________________<br class="">users mailing list<br class=""><a href="mailto:users@lists.scilab.org" class="">users@lists.scilab.org</a><br class=""><a href="http://lists.scilab.org/mailman/listinfo/users" class="">http://lists.scilab.org/mailman/listinfo/users</a><br class=""></blockquote><br style="caret-color: rgb(0, 0, 0); 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