[GRASS-SVN] r64309 - grass-addons/grass7/raster/r.forestfrag

svn_grass at osgeo.org svn_grass at osgeo.org
Sun Jan 25 01:20:37 PST 2015


Author: pvanbosgeo
Date: 2015-01-25 01:20:37 -0800 (Sun, 25 Jan 2015)
New Revision: 64309

Modified:
   grass-addons/grass7/raster/r.forestfrag/r.forestfrag.html
Log:
small improvements

Modified: grass-addons/grass7/raster/r.forestfrag/r.forestfrag.html
===================================================================
--- grass-addons/grass7/raster/r.forestfrag/r.forestfrag.html	2015-01-25 09:02:22 UTC (rev 64308)
+++ grass-addons/grass7/raster/r.forestfrag/r.forestfrag.html	2015-01-25 09:20:37 UTC (rev 64309)
@@ -13,35 +13,34 @@
 map refers to "between-pixel" fragmentation around the corresponding 
 forest location.
 
-<p> Let <em>Pf</em> be the proportion of pixels in the window that 
+<p>Let <em>Pf</em> be the proportion of pixels in the window that 
 are forested. Define <em>Pff</em> (strictly) as the proportion of 
 all adjacent (cardinal directions only) pixel pairs that include at 
-least one forest pixel, for which both pixels are forested. <em>Pff
-</em> thus (roughly) estimates the conditional probability that, 
+least one forest pixel, for which both pixels are forested. <em>Pff</em>
+ thus (roughly) estimates the conditional probability that, 
 given a pixel of forest, its neighbor is also forest. The 
 classification model identifies six fragmentation categories: 
 
-<ol start="0">
-<li><em>No forest</em></li>
-<li><em>interior</em>: for which Pf = 1.0</li>
-<li><em>patch</em>: Pf < 0.4</li>
-<li><em>transitional</em>: 0.4 < Pf < 0.6</li>
-<li><em>edge</em>: Pf > 0.6 and Pf - Pff < 0</li>
-<li><em>perforated</em>: Pf > 0.6 and Pf - Pff > 0</li>
-<li><em>undetermined</em>: Pf > 0.6 and Pf = Pff</li>
-</ol>
+<div class="code"><pre>
+interior:       Pf = 1.0
+patch:          Pf < 0.4
+transitional:   0.4 ≤ Pf < 0.6
+edge:           Pf ≥ 0.6 and Pf - Pff < 0
+perforated:     Pf ≥ 0.6 and Pf - Pff > 0
+undetermined:   Pf ≥ 0.6 and Pf = Pff
+</pre></div>
 
 <h2>NOTES</h2> 
 
 <ul>
 <li>The moving window size is user-defined (default=3) 
 and must be an odd number. If an even number is given the function 
-will stop with an error message.</li>
+will stop with an error message.
 <li>To avoid edge effects at the border of the raster layer the user 
 can choose to have the output raster trimmed with a number of raster 
-cells equal to 1/2 * the size of the moving window. </li>
+cells equal to 1/2 * the size of the moving window. 
 <li>The function respects the region. The user has however the option 
-to set the region to match the input layer.</li>
+to set the region to match the input layer.
 </ul>
 
 <h2>SEE ALSO</h2>



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