<div dir="ltr"><div class="gmail_extra"><div class="gmail_quote">On Fri, Jun 10, 2016 at 4:15 AM, D L <span dir="ltr"><<a href="mailto:lackodan@outlook.com" target="_blank">lackodan@outlook.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
<div><div dir="ltr"><div><br></div><div><div dir="ltr"><div><div><div>Yes, I meant vtkImageThresholdConnectivity, sorry. Unfortunately, since I'm trying to extract the bone layer out of MRI images, I know that the region doesn't include the point at the center of the image... Just to confirm: there is no way to automate this process? If I have a dataset of 100 scans, I need to pick a seed point manually for all 100 of them?<br></div></div></div></div></div></div></div></blockquote><div><br></div><div>For vtkImageThresholdConnectivity, yes. For your final output, do</div><div>you need a surface made of polygons, or do you need the voxels?</div><div>What was wrong with the result from using vtkMarchingCubes and</div><div>vtkPolyDataConnectivityFilter? You mentioned that the image was</div><div>already thresholded, so maybe vtkDiscreteMarchingCubes will give</div><div>better output?</div><div> </div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div><div dir="ltr"><div><div dir="ltr"><div><div><div>P.S. I assume you're only including the relevant parts of the message you're responding to in order to keep redundancy to a minimum and help others who look at this conversation later on to keep an oversight, correct? (I haven't actively participated in a mailing list before, so I'm trying to learn best practices as I go along.)</div></div></div></div></div></div></div></blockquote><div><br></div><div>Usenet etiquette, but this list doesn't have any specific rules and</div><div>replying at the top is perfectly acceptable.</div><div><br></div><div>Cheers,</div><div> - David</div></div></div></div>