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<P class=MsoNormal style="MARGIN: 0in 0in 0pt"><FONT size=3><FONT face="Times New Roman">Hello Dear list,<SPAN style="mso-bidi-font-family: 'Times New Roman'"><?xml:namespace prefix = o ns = "urn:schemas-microsoft-com:office:office" /><o:p></o:p></SPAN></FONT></FONT></P>
<P class=MsoNormal style="MARGIN: 0in 0in 0pt"><FONT size=3><FONT face="Times New Roman">At first I should say thank you for your responses. Now I have a better idea about my work.<SPAN style="mso-bidi-font-family: 'Times New Roman'"><o:p></o:p></SPAN></FONT></FONT></P>
<P class=MsoNormal style="MARGIN: 0in 0in 0pt"><FONT size=3><FONT face="Times New Roman">Till now I know that we have to import our scanned map in a xy location, then by use of i.group, i.target and i.points, transform it to a second location (lat/long in my case).<SPAN style="mso-bidi-font-family: 'Times New Roman'"><o:p></o:p></SPAN></FONT></FONT></P>
<P class=MsoNormal style="MARGIN: 0in 0in 0pt"><FONT size=3><FONT face="Times New Roman">But I don't understand how we should specify our map scale. I read the manual about grid resolution:<SPAN style="mso-bidi-font-family: 'Times New Roman'"><o:p></o:p></SPAN></FONT></FONT></P>
<P class=MsoNormal style="MARGIN: 0in 0in 0pt"><o:p><FONT face="Times New Roman" size=3> </FONT></o:p></P>
<P class=MsoNormal style="MARGIN: 0in 0in 0pt"><SPAN style="FONT-SIZE: 11pt; FONT-FAMILY: Tahoma"><SPAN style="mso-tab-count: 1"> </SPAN>Resolution: 100*100 dots per inch</SPAN><SPAN style="mso-bidi-font-family: 'Times New Roman'"><o:p></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0in 0in 0pt 0.5in"><SPAN style="FONT-SIZE: 11pt; FONT-FAMILY: Tahoma">100 dpi = 100 rows / 2.54 cm = 39.37 rows/cm</SPAN><SPAN style="mso-bidi-font-family: 'Times New Roman'"><o:p></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0in 0in 0pt 0.5in"><SPAN style="FONT-SIZE: 11pt; FONT-FAMILY: Tahoma">scale of the map: 1:12000</SPAN><SPAN style="mso-bidi-font-family: 'Times New Roman'"><o:p></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0in 0in 0pt 0.5in; tab-stops: .5in"><SPAN style="FONT-SIZE: 11pt; FONT-FAMILY: Tahoma">Distance in nature / scanned rows per cm = 12,000 cm / 39.37 rows </SPAN><SPAN style="mso-bidi-font-family: 'Times New Roman'"><o:p></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0in 0in 0pt 0.5in; tab-stops: .5in"><SPAN style="FONT-SIZE: 11pt; FONT-FAMILY: Tahoma">= 304.8 cm/row = 3.048 m/row<SPAN style="mso-spacerun: yes"> </SPAN>GRID RESOLUTION</SPAN><SPAN style="mso-bidi-font-family: 'Times New Roman'"><o:p></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0in 0in 0pt 0.5in; tab-stops: .5in"><SPAN style="FONT-SIZE: 11pt; FONT-FAMILY: Tahoma"><o:p> </o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0in 0in 0pt; tab-stops: .5in"><SPAN style="FONT-SIZE: 11pt; FONT-FAMILY: Tahoma">but when I enter this value GRASS shows me:</SPAN><SPAN style="mso-bidi-font-family: 'Times New Roman'"><o:p></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0in 0in 0pt; tab-stops: .5in"><SPAN style="FONT-SIZE: 11pt; FONT-FAMILY: Tahoma"><SPAN style="mso-spacerun: yes"> </SPAN></SPAN><SPAN lang=FR style="FONT-SIZE: 11pt; FONT-FAMILY: Tahoma; mso-ansi-language: FR">projection:<SPAN style="mso-spacerun: yes"> </SPAN>0 (x,y)</SPAN><SPAN lang=FR style="mso-bidi-font-family: 'Times New Roman'; mso-ansi-language: FR"><o:p></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0in 0in 0pt; tab-stops: .5in"><SPAN lang=FR style="FONT-SIZE: 11pt; FONT-FAMILY: Tahoma; mso-ansi-language: FR"><SPAN style="mso-spacerun: yes"> </SPAN>zone:<SPAN style="mso-spacerun: yes"> </SPAN>0</SPAN><SPAN lang=FR style="mso-bidi-font-family: 'Times New Roman'; mso-ansi-language: FR"><o:p></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0in 0in 0pt; tab-stops: .5in"><SPAN lang=FR style="FONT-SIZE: 11pt; FONT-FAMILY: Tahoma; mso-ansi-language: FR"><SPAN style="mso-spacerun: yes"> </SPAN>north:<SPAN style="mso-spacerun: yes"> </SPAN>36</SPAN><SPAN lang=FR style="mso-bidi-font-family: 'Times New Roman'; mso-ansi-language: FR"><o:p></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0in 0in 0pt; tab-stops: .5in"><SPAN lang=FR style="FONT-SIZE: 11pt; FONT-FAMILY: Tahoma; mso-ansi-language: FR"><SPAN style="mso-spacerun: yes"> </SPAN></SPAN><SPAN style="FONT-SIZE: 11pt; FONT-FAMILY: Tahoma">south:<SPAN style="mso-spacerun: yes"> </SPAN>35</SPAN><SPAN style="mso-bidi-font-family: 'Times New Roman'"><o:p></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0in 0in 0pt; tab-stops: .5in"><SPAN style="FONT-SIZE: 11pt; FONT-FAMILY: Tahoma"><SPAN style="mso-spacerun: yes"> </SPAN>east:<SPAN style="mso-spacerun: yes"> </SPAN>52</SPAN><SPAN style="mso-bidi-font-family: 'Times New Roman'"><o:p></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0in 0in 0pt; tab-stops: .5in"><SPAN style="FONT-SIZE: 11pt; FONT-FAMILY: Tahoma"><SPAN style="mso-spacerun: yes"> </SPAN>west:<SPAN style="mso-spacerun: yes"> </SPAN>51<SPAN style="mso-spacerun: yes"> </SPAN></SPAN><SPAN style="mso-bidi-font-family: 'Times New Roman'"><o:p></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0in 0in 0pt; tab-stops: .5in"><SPAN style="FONT-SIZE: 11pt; BACKGROUND: yellow; FONT-FAMILY: Tahoma; mso-highlight: yellow"><SPAN style="mso-spacerun: yes"> </SPAN>e-w res:<SPAN style="mso-spacerun: yes"> </SPAN>1<SPAN style="mso-spacerun: yes"> </SPAN>(Changed to conform to grid)</SPAN><SPAN style="mso-bidi-font-family: 'Times New Roman'"><o:p></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0in 0in 0pt; tab-stops: .5in"><SPAN style="FONT-SIZE: 11pt; BACKGROUND: yellow; FONT-FAMILY: Tahoma; mso-highlight: yellow"><SPAN style="mso-spacerun: yes"> </SPAN>n-s res:<SPAN style="mso-spacerun: yes"> </SPAN>1<SPAN style="mso-spacerun: yes"> </SPAN>(Changed to conform to grid)</SPAN><SPAN style="mso-bidi-font-family: 'Times New Roman'"><o:p></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0in 0in 0pt; tab-stops: .5in"><SPAN style="FONT-SIZE: 11pt; BACKGROUND: yellow; FONT-FAMILY: Tahoma; mso-highlight: yellow"><SPAN style="mso-spacerun: yes"> </SPAN>total rows:<SPAN style="mso-spacerun: yes"> </SPAN>1</SPAN><SPAN style="mso-bidi-font-family: 'Times New Roman'"><o:p></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0in 0in 0pt; tab-stops: .5in"><SPAN style="FONT-SIZE: 11pt; BACKGROUND: yellow; FONT-FAMILY: Tahoma; mso-highlight: yellow"><SPAN style="mso-spacerun: yes"> </SPAN>total cols:<SPAN style="mso-spacerun: yes"> </SPAN>1</SPAN><SPAN style="mso-bidi-font-family: 'Times New Roman'"><o:p></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0in 0in 0pt; tab-stops: .5in"><SPAN style="FONT-SIZE: 11pt; BACKGROUND: yellow; FONT-FAMILY: Tahoma; mso-highlight: yellow"><SPAN style="mso-spacerun: yes"> </SPAN>total cells:<SPAN style="mso-spacerun: yes"> </SPAN>1</SPAN><SPAN style="mso-bidi-font-family: 'Times New Roman'"><o:p></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0in 0in 0pt; tab-stops: .5in"><SPAN style="FONT-SIZE: 11pt; BACKGROUND: yellow; FONT-FAMILY: Tahoma; mso-highlight: yellow"><o:p> </o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0in 0in 0pt; tab-stops: .5in"><SPAN style="FONT-SIZE: 11pt; FONT-FAMILY: Tahoma">Now would you please tell me my wrong, again ? </SPAN><SPAN style="mso-bidi-font-family: 'Times New Roman'"><o:p></o:p></SPAN></P></DIV><p><hr SIZE=1>
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