<div>Hi,</div> <div>I tried this, but reconverting to raster, make the lines shift at times.</div> <div> </div> <div>Is there anything like <FONT style="BACKGROUND-COLOR: #ffff00">Fuzzy Tolerance</FONT> in GRASS (like in Arc-Info)..</div> <div> </div> <div>Ravi</div> <div><BR><BR><B><I>Carlos "Guâno" Grohmann <carlos.grohmann@gmail.com></I></B> wrote:</div> <BLOCKQUOTE class=replbq style="PADDING-LEFT: 5px; MARGIN-LEFT: 5px; BORDER-LEFT: #1010ff 2px solid">Ravi, maybe you can convert to raster, then r.thin and then back to vector?<BR><BR>HTH<BR><BR>Carlos "Guano"<BR><BR>On 2/2/06, RAVI KUMAR <RAVIVUNDAVALLI@YAHOO.COM>wrote:<BR>> Hi,<BR>><BR>> 1. A line can grow into a polygon (area) by BUFFER<BR>><BR>> This is what we have done for a vector layer that should have contained<BR>> LINES<BR>> as they wanted lines with some buffer to become POLYGONS (Areas)<BR>> They are a Geology layer consisting dolerite dykes.<BR>><BR>> 2. N!
ow there
is an order to make all Dolerite Dykes to line features, from<BR>> POLYGONS..<BR>><BR>> Do we have to literally draw a median line in all these Dolerite Polygons<BR>> and make them lines..<BR>><BR>> Or Pray.. is there a solution like ANTI-BUFFER..<BR>><BR>> We would be happy to send a small vector layer with our problem of<BR>> 1. Layer with buffered dolerite dykes as POLYGONS..<BR>> to any who would like to help us with a solution.<BR>><BR>> Thanks in anticipation<BR>><BR>> Ravi<BR>><BR>> ________________________________<BR>> Yahoo! Autos. Looking for a sweet ride? Get pricing, reviews, & more on new<BR>> and used cars.<BR>><BR>><BR><BR><BR>--<BR>+-----------------------------------------------------------+<BR>Carlos Henrique Grohmann - Guano<BR>Geologist M.Sc - Doctorate Student at IGc-USP - Brazil<BR>Linux User #89721 - carlos dot grohmann at gmail dot
com<BR>+-----------------------------------------------------------+<BR>_________________<BR>"Good morning, doctors. I have taken the liberty of removing Windows<BR>95 from my hard drive."<BR>--The winning entry in a "What were HAL's first words" contest judged<BR>by 2001: A SPACE ODYSSEY creator Arthur C. Clarke<BR><BR></BLOCKQUOTE><BR><p>
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