<html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns:m="http://schemas.microsoft.com/office/2004/12/omml" xmlns="http://www.w3.org/TR/REC-html40"><head><meta http-equiv=Content-Type content="text/html; charset=us-ascii"><meta name=Generator content="Microsoft Word 12 (filtered medium)"><style><!--
/* Font Definitions */
@font-face
{font-family:"Cambria Math";
panose-1:2 4 5 3 5 4 6 3 2 4;}
@font-face
{font-family:Calibri;
panose-1:2 15 5 2 2 2 4 3 2 4;}
/* Style Definitions */
p.MsoNormal, li.MsoNormal, div.MsoNormal
{margin:0cm;
margin-bottom:.0001pt;
font-size:11.0pt;
font-family:"Calibri","sans-serif";}
a:link, span.MsoHyperlink
{mso-style-priority:99;
color:blue;
text-decoration:underline;}
a:visited, span.MsoHyperlinkFollowed
{mso-style-priority:99;
color:purple;
text-decoration:underline;}
span.EmailStyle17
{mso-style-type:personal-compose;
font-family:"Calibri","sans-serif";
color:windowtext;}
.MsoChpDefault
{mso-style-type:export-only;}
@page WordSection1
{size:612.0pt 792.0pt;
margin:70.85pt 70.85pt 70.85pt 70.85pt;}
div.WordSection1
{page:WordSection1;}
--></style><!--[if gte mso 9]><xml>
<o:shapedefaults v:ext="edit" spidmax="1026" />
</xml><![endif]--><!--[if gte mso 9]><xml>
<o:shapelayout v:ext="edit">
<o:idmap v:ext="edit" data="1" />
</o:shapelayout></xml><![endif]--></head><body lang=FR link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span lang=EN-US>Hi all grads users,<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>I would like to clip data (in grads format) by a polygon (shapefile). To be more precise, I want to have 0’s (or no data) outside an area defined by a shapefile and original values inside the area, this is in the purpose of doing some statistics. Is there any easy way to do this ?<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>Thank you for your help.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:12.0pt'>Youssef BENNOUNA<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:12.0pt'>ETUDES et MESURES les 5 DOMAINES<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:12.0pt'><a href="www.les5domaines.com">www.les5domaines.com</a><o:p></o:p></span></p><p class=MsoNormal><span style='font-size:12.0pt'>80, Rue Oued Ziz - AGDAL, RABAT<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:12.0pt'>Tel/Fax : +212 (0) 537 68 03 60<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:12.0pt'>GSM : +212 (0) 661 10 97 43<o:p></o:p></span></p><p class=MsoNormal><o:p> </o:p></p></div></body></html>