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<p class="MsoNormal"><span lang="EN-US" style="color:#1F497D">Short update: I see that the difference between number of areas and number of centroids is already present after v.in.ogr…<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="color:#1F497D">Is that correct?<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="color:#1F497D">Is not an area defined as a closed boundary with a centroid inside? Should not then the number of centroids be equal to the number of areas?<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="color:#1F497D">I am using GRASS GIS 7.0.4 on Ubunut 14.04 LTS BTW.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="color:#1F497D">I try to compare with GRASS GIS 7.1 but import there is painfully slow.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="color:#1F497D">So I had at: <a href="https://trac.osgeo.org/grass/ticket/2185">
https://trac.osgeo.org/grass/ticket/2185</a><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="color:#1F497D">However, I use exactly the same data, from the same database, on the same (local) harddrive in 7.1 and it is just !much! slower than 7.0.4 on import... Snapping vertices Step 1 takes significantly
longer than with 7.0.4<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="color:#1F497D">Cleaning topology in 7.1 from a GRASS vector map earlier imported with 7.0.4svn is BTW not noticeably slower in 7.1 compared to 7.0.4...<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="color:#1F497D">I am glad for any hints,<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="color:#1F497D">Stefan<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="color:#1F497D"><o:p> </o:p></span></p>
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