[Insight-users] Fw: simple example of using any segmentation filter

Zein Salah salah at gris . uni-tuebingen . de
Fri, 26 Jul 2002 16:11:50 +0200


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Hi all,

The SimpleFuzzyConnectednessScalarImageFilter works for a long time and =
produces just a black volume image, i.e. nothing at all can be seen.
has anybody an idea where is the problem

thanks,
Zein

----- Original Message -----=20
From: Zein Salah=20
To: ITK Users=20
Sent: Friday, July 26, 2002 2:48 PM
Subject: Fw: simple example of using any segmentation filter=20



Hello ITK users,

I have build a segmentation program that uses the=20
ConnectedThresholdImageFilter
on raw images that are read using MetaImageIO...   and it worked.=20

I tried to apply the same method with the=20
IsolatedConnectedImageFilter as well as with the =
SimpleFuzzyConnectednessScalarImageFilter

the program went in an infinite loop.=20

I realy do not know waht should the problem be.=20
1. Do not these filters work with volume data????
2. if they do, what are the parameters to be set?? to what values??


Thanks in advance for any kind of help.

zein



->8<------------->8<------------->8<------------->8<------------->8<-----=
-------->8<-
Zein I. Salah=20
Universit=E4t T=FCbingen, WSI-GRIS=20
Sand 14=20
72076 T=FCbingen=20
Email: salah@gris.uni-tuebingen.de  / zeinsalah@hotmail.com
Tel.: (07071) 29 75465 (GRIS) , (07071) 96 44 39 (privat)=20

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<DIV><FONT face=3DArial size=3D2>Hi all,</FONT></DIV>
<DIV><FONT face=3DArial size=3D2></FONT>&nbsp;</DIV>
<DIV><FONT face=3DArial size=3D2>The <FONT=20
face=3D"Times New Roman">SimpleFuzzyConnectednessScalarImageFilter works =
for a=20
long time and produces just a black volume image, i.e. nothing at all =
can be=20
seen.</FONT></FONT></DIV>
<DIV><FONT size=3D2>has anybody an idea where is the =
problem</FONT></DIV>
<DIV><FONT size=3D2></FONT>&nbsp;</DIV>
<DIV><FONT size=3D2>thanks,</FONT></DIV>
<DIV><FONT size=3D2>Zein</FONT></DIV>
<DIV><FONT face=3DArial size=3D2></FONT>&nbsp;</DIV>
<DIV style=3D"FONT: 10pt arial">----- Original Message -----=20
<DIV style=3D"BACKGROUND: #e4e4e4; font-color: black"><B>From:</B> <A=20
title=3Dsalah@gris.uni-tuebingen.de =
href=3D"mailto:salah@gris.uni-tuebingen.de">Zein=20
Salah</A> </DIV>
<DIV><B>To:</B> <A title=3Dinsight-users@public.kitware.com=20
href=3D"mailto:insight-users@public.kitware.com">ITK Users</A> </DIV>
<DIV><B>Sent:</B> Friday, July 26, 2002 2:48 PM</DIV>
<DIV><B>Subject:</B> Fw: simple example of using any segmentation filter =

</DIV></DIV>
<DIV><BR></DIV>
<DIV><FONT face=3DArial size=3D2></FONT>&nbsp;</DIV>
<DIV><FONT face=3DArial size=3D2>Hello&nbsp;ITK users,</FONT></DIV>
<DIV><FONT face=3DArial size=3D2></FONT>&nbsp;</DIV>
<DIV><FONT face=3DArial size=3D2>I have&nbsp;build a segmentation =
program that uses=20
the </FONT></DIV>
<DIV><A class=3Del=20
href=3D"http://www.itk.org/Doxygen/html/classitk_1_1ConnectedThresholdIma=
geFilter.html">ConnectedThresholdImageFilter</A></DIV>
<DIV><FONT face=3DArial size=3D2>on raw images that are read using=20
MetaImageIO...&nbsp;&nbsp; and it worked. </FONT></DIV>
<DIV><FONT face=3DArial size=3D2></FONT>&nbsp;</DIV>
<DIV><FONT face=3DArial size=3D2>I tried to apply the same method with =
the=20
</FONT></DIV>
<DIV><FONT face=3DArial size=3D2>IsolatedConnectedImageFilter as well as =
with the=20
<FONT=20
face=3D"Times New =
Roman">SimpleFuzzyConnectednessScalarImageFilter</FONT></FONT></DIV>
<DIV><FONT size=3D2></FONT>&nbsp;</DIV>
<DIV><FONT face=3DArial size=3D2>the program went in an infinite loop. =
</FONT></DIV>
<DIV><FONT face=3DArial size=3D2></FONT>&nbsp;</DIV>
<DIV><FONT face=3DArial size=3D2>I realy do not know waht should the =
problem be.=20
</FONT></DIV>
<DIV><FONT face=3DArial size=3D2>1. Do not these filters work with =
volume=20
data????</FONT></DIV>
<DIV><FONT face=3DArial size=3D2>2. if they do, what are the parameters =
to be set??=20
to what values??</FONT></DIV>
<DIV><FONT face=3DArial size=3D2></FONT>&nbsp;</DIV>
<DIV><FONT face=3DArial size=3D2></FONT>&nbsp;</DIV>
<DIV><FONT face=3DArial size=3D2>Thanks in advance for any kind of=20
help.</FONT></DIV>
<DIV><FONT face=3DArial size=3D2></FONT>&nbsp;</DIV>
<DIV><FONT face=3DArial size=3D2>zein</FONT></DIV>
<DIV><FONT face=3DArial size=3D2></FONT>&nbsp;</DIV>
<DIV><FONT face=3DArial size=3D2></FONT>&nbsp;</DIV>
<DIV><FONT face=3DArial size=3D2></FONT>&nbsp;</DIV>
<DIV><FONT face=3DArial=20
size=3D2>-&gt;8&lt;-------------&gt;8&lt;-------------&gt;8&lt;----------=
---&gt;8&lt;-------------&gt;8&lt;-------------&gt;8&lt;-<BR>Zein=20
I. Salah <BR>Universit=E4t T=FCbingen, WSI-GRIS <BR>Sand 14 <BR>72076 =
T=FCbingen=20
<BR>Email: <A=20
href=3D"mailto:salah@gris.uni-tuebingen.de">salah@gris.uni-tuebingen.de</=
A>&nbsp;=20
/ <A =
href=3D"mailto:zeinsalah@hotmail.com">zeinsalah@hotmail.com</A><BR>Tel.: =

(07071) 29 75465 (GRIS) , (07071) 96 44 39 (privat) =
</FONT></DIV></BODY></HTML>

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