<div dir="ltr"><div class="gmail_default" style="font-family:garamond,serif;font-size:large">Thank you very much for the precious indication.<br><br>The solution is here: <a href="https://gis.stackexchange.com/a/456462/73605">https://gis.stackexchange.com/a/456462/73605</a><br></div><div class="gmail_default" style="font-family:garamond,serif;font-size:large"><br></div><div class="gmail_default" style="font-family:garamond,serif;font-size:large"><span style="color:rgb(35,38,41);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI Adjusted","Segoe UI","Liberation Sans",sans-serif;font-size:13px;background-color:rgb(249,248,246)">Right! I checked, the value is the ratio between the least square that contains the polygon and the area of the polygon. Thank you</span><br></div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">Il giorno mer 29 mar 2023 alle ore 11:21 Jorge Gustavo Rocha via QGIS-User <<a href="mailto:qgis-user@lists.osgeo.org">qgis-user@lists.osgeo.org</a>> ha scritto:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">
  
    
  
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    <p>Hi Totò,</p>
    <p>There are two constrains related do sliver polygons:<br>
      - Maximum thinness<br>
      - Max. area</p>
    <p>The value should be the one failing the condition for the
      feature. Can be one of the two. The enum ValueType (defined in
      src/analysis/vector/geometry_checker/qgsgeometrycheckerror.cpp) is
      not exposed, so there is no explicit information about it.</p>
    <p>I hope it helps.</p>
    <p>Jorge<br>
    </p>
    <div>On 29/03/23 08:22, Totò Fiandaca via
      QGIS-User wrote:<br>
    </div>
    <blockquote type="cite">
      
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        <div class="gmail_default" style="font-family:garamond,serif;font-size:large">What does
          the real value of Sliver polygon represent?<br>
          - it's not the area of the polygon<br>
          - it's not the perimeter<br>
          - is not the area of the bounding box<br>
          <br>
          so I ask if anyone can tell me what it represents, I can't
          find anything useful in the documentation.<br clear="all">
        </div>
        <div class="gmail_default" style="font-family:garamond,serif;font-size:large"><br>
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        <div class="gmail_default" style="font-family:garamond,serif;font-size:large"><br>
        </div>
        <div>
          <div class="gmail_default" style="font-family:garamond,serif;font-size:large">Thank you</div>
          <div class="gmail_default" style="font-family:garamond,serif;font-size:large"><br>
          </div>
          <div class="gmail_default" style="font-family:garamond,serif;font-size:large">plugin: <a href="https://docs.qgis.org/3.28/en/docs/user_manual/plugins/core_plugins/plugins_geometry_checker.html#geometry-checker-plugin" target="_blank">https://docs.qgis.org/3.28/en/docs/user_manual/plugins/core_plugins/plugins_geometry_checker.html#geometry-checker-plugin</a></div>
          <br>
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        <span>-- </span><br>
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                                                          <div dir="ltr"><font size="2"><font face="garamond, serif"><b>Ing. Salvatore Fiandaca</b><br>
                                                          <b>mobile</b>.:+39
                                                          327.493.8955 <br>
                                                          <b>m</b>: <b><a href="mailto:pigrecoinfinito@gmail.com" target="_blank">pig<span></span><span></span>recoinfinito@gmail.com</a></b></font></font></div>
                                                          <div><font size="2" face="garamond,
                                                          serif"><b>C.F</b>.:
FNDSVT71E29Z103G</font></div>
                                                          <div><font size="2" face="garamond,
                                                          serif"><b>P.IVA</b>:
                                                          06597870820</font></div>
                                                          <div><font size="2" face="garamond,
                                                          serif"><b>membro
                                                          QGIS Italia -
                                                          <a href="http://qgis.it/" target="_blank">http://qgis.it/</a></b><br>
                                                          <b>socio
                                                          GFOSS.it - </b><a href="http://gfoss.it/" style="font-weight:bold" target="_blank">http://gfoss.it/</a></font></div>
                                                          <div><b>member
                                                          OSGeo</b> - <a href="https://www.osgeo.org/member/fiandaca/" target="_blank"><b>https://www.osgeo.org/member/fiandaca/</b></a></div>
                                                          <div><font size="2" face="garamond,
                                                          serif"><b>blog:</b><b><a href="https://pigrecoinfinito.com/" target="_blank"> https://pigrecoinfinito.com/</a> <br>
                                                          FB: Co-admin
                                                          - <a href="https://www.facebook.com/qgis.it/" target="_blank">https://www.facebook.com/qgis.it/</a></b></font><b style="font-family:garamond,serif;font-size:small"><a href="https://www.facebook.com/qgis.it/" target="_blank"> </a> </b></div>
                                                          <div><b style="font-family:garamond,serif;font-size:small">TW:<a href="http://goog_95411464" target="_blank"> </a></b><font size="2" face="garamond,
                                                          serif"><b><a href="https://twitter.com/totofiandaca" target="_blank">https://twitter.com/totofiandaca</a></b></font></div>
                                                          <div><font size="2" face="garamond,
                                                          serif"><br>
                                                          </font></div>
                                                          <div dir="ltr"><font face="garamond, serif"><font size="2">43°51'0.54"N  10°34'27.62"E -
                                                          EPSG:4326</font></font></div>
                                                          <div dir="ltr"><font face="garamond, serif"><font size="2"><br>
                                                          </font></font></div>
                                                          <div dir="ltr"><font face="garamond, serif"><font size="2">“Se la conoscenza deve essere
                                                          aperta a
                                                          tutti,</font></font></div>
                                                          <div dir="ltr"><font face="garamond, serif"><font size="2">perchè mai limitarne l’accesso?” </font></font></div>
                                                          <div dir="ltr"><font face="garamond, serif"><font size="2">R. Stallman<br>
                                                          <br>
                                                          </font></font><span style="font-family:"Trebuchet MS";font-size:10px">Questo
                                                          documento,
                                                          allegati
                                                          inclusi,
                                                          contiene
                                                          informazioni
                                                          di proprietà
                                                          di FIANDACA
                                                          SALVATORE e
                                                          deve essere
                                                          utilizzato
                                                          esclusivamente
                                                          dal
                                                          destinatario
                                                          in relazione
                                                          alle finalità
                                                          per le quali è
                                                          stato
                                                          ricevuto. E'
                                                          vietata
                                                          qualsiasi
                                                          forma di
                                                          riproduzione o
                                                          divulgazione
                                                          senza
                                                          l'esplicito
                                                          consenso di </span><span style="font-family:"Trebuchet MS";font-size:10px">FIANDACA
                                                          SALVATORE</span><span style="font-family:"Trebuchet MS";font-size:10px">.</span><span style="font-family:"Trebuchet MS";font-size:10px"> Qualora
                                                          fosse stato
                                                          ricevuto per
                                                          errore si
                                                          prega di
                                                          informare
                                                          tempestivamente
                                                          il mittente e
                                                          distruggere la
                                                          copia in
                                                          proprio
                                                          possesso.<br>
                                                          </span><font face="garamond,
                                                          serif"><font size="2"><br>
                                                          <br>
                                                          </font></font></div>
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      <fieldset></fieldset>
      <pre>_______________________________________________
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    </blockquote>
    <pre cols="72">-- 
Jorge Gustavo Rocha
Geomaster, LDA
"Take the open source journey with us"

VAT/NIF: PT 510 906 109
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</pre>
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</blockquote></div><br clear="all"><div><br></div><span class="gmail_signature_prefix">-- </span><br><div dir="ltr" class="gmail_signature"><div dir="ltr"><div><div dir="ltr"><div><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><font size="2"><font face="garamond, serif"><b>Ing. Salvatore Fiandaca</b><br><b>mobile</b>.:+39 327.493.8955 <br><b>m</b>: <b><a href="mailto:pigrecoinfinito@gmail.com" target="_blank">pig<span></span><span></span>recoinfinito@gmail.com</a></b></font></font></div><div><font face="garamond, serif" size="2"><b>C.F</b>.: FNDSVT71E29Z103G</font></div><div><font face="garamond, serif" size="2"><b>P.IVA</b>: 06597870820</font></div><div><font face="garamond, serif" size="2"><b>membro QGIS Italia - <a href="http://qgis.it/" target="_blank">http://qgis.it/</a></b><br><b>socio GFOSS.it - </b><a href="http://gfoss.it/" style="font-weight:bold" target="_blank">http://gfoss.it/</a></font></div><div><b>member OSGeo</b> - <a href="https://www.osgeo.org/member/fiandaca/" target="_blank"><b>https://www.osgeo.org/member/fiandaca/</b></a></div><div><font face="garamond, serif" size="2"><b>blog:</b><b><a href="https://pigrecoinfinito.com/" target="_blank"> https://pigrecoinfinito.com/</a> <br>FB: Co-admin - <a href="https://www.facebook.com/qgis.it/" target="_blank">https://www.facebook.com/qgis.it/</a></b></font><b style="font-family:garamond,serif;font-size:small"><a href="https://www.facebook.com/qgis.it/" target="_blank"> </a> </b></div><div><b style="font-family:garamond,serif;font-size:small">TW:<a href="http://goog_95411464" target="_blank"> </a></b><font face="garamond, serif" size="2"><b><a href="https://twitter.com/totofiandaca" target="_blank">https://twitter.com/totofiandaca</a></b></font></div><div><font face="garamond, serif" size="2"><br></font></div><div dir="ltr"><font face="garamond, serif"><font size="2">43°51'0.54"N  10°34'27.62"E - EPSG:4326</font></font></div><div dir="ltr"><font face="garamond, serif"><font size="2"><br></font></font></div><div dir="ltr"><font face="garamond, serif"><font size="2">“Se la conoscenza deve essere aperta a tutti,</font></font></div><div dir="ltr"><font face="garamond, serif"><font size="2">perchè mai limitarne l’accesso?” </font></font></div><div dir="ltr"><font face="garamond, serif"><font size="2">R. Stallman<br><br></font></font><span style="font-family:"Trebuchet MS";font-size:10px">Questo documento, allegati inclusi, contiene informazioni di proprietà di FIANDACA SALVATORE e deve essere utilizzato esclusivamente dal destinatario in relazione alle finalità per le quali è stato ricevuto. E' vietata qualsiasi forma di riproduzione o divulgazione senza l'esplicito consenso di </span><span style="font-family:"Trebuchet MS";font-size:10px">FIANDACA SALVATORE</span><span style="font-family:"Trebuchet MS";font-size:10px">.</span><span style="font-family:"Trebuchet MS";font-size:10px"> Qualora fosse stato ricevuto per errore si prega di informare tempestivamente il mittente e distruggere la copia in proprio possesso.<br></span><font face="garamond, serif"><font size="2"><br><br></font></font></div><div dir="ltr"><font face="garamond, serif"><font size="2"></font></font></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div>