Dear Luca,
Thanks for Your reply. I'll give it a try. From my understanding vtkFeatureEdges does already this kind of thing, just for edges not for points. Thanks for Your help Roman On 03/09/12 11:39, Luca Antiga wrote: > Dear Roman, > thanks for your appreciation of vmtk, it's good to have you onboard. > > It is indeed possible to use manually specified endpoints for vmtkcenterlines, > but there's some glue code that needs to be written in-between. > > vmtknetworkextraction outputs a polydata dataset composed of interconnected > lines, whose endpoints are the coordinates you're interested in. In order to > extract endpoints from the Network you should look for cells that have either > one of the Topology array values equal to -1 and extract the corresponding > coordinates. > > Once you have the coordinates, you can specify them even at the command > line using vmtkcenterlines using -seedselector pointlist -seeds x y z > -targets x0 y0 z0 x1 y1 z1 ... > > Let me know if you need support/advice for the extraction of the endpoints. In > fact this could be a nice addition to vmtk. > > Best, > > > Luca > > > On Sep 3, 2012, at 11:26 AM, Dr. Roman Grothausmann wrote: > >> Dear mailing list members, >> >> >> vmtk is really cool. I'm just about getting to know its features >> especially those for centre line extraction. >> I found this email from Luca: >> http://sourceforge.net/mailarchive/message.php?msg_id=29119553 to use >> vmtknetworkextraction for this purpose. >> >> Now I wonder, if it is possible to use the endpoints of the result of >> vmtknetworkextraction as the endpoints for vmtkcenterlines? >> Or is there a way to save the manually selected start and end points of >> vmtkcenterlines to use these when experimenting with other options of >> vmtkcenterlines? >> >> Many thanks for vmtk and for any help or hints. >> Roman >> >> -- >> Dr. Roman Grothausmann >> >> Tomographie und Digitale Bildverarbeitung >> Tomography and Digital Image Analysis >> >> Institut für Funktionelle und Angewandte Anatomie, OE 4120 >> Medizinische Hochschule Hannover >> Carl-Neuberg-Str. 1 >> 30625 Hannover >> >> Tel. +49 511 532-9574 >> >> >> ------------------------------------------------------------------------------ >> Live Security Virtual Conference >> Exclusive live event will cover all the ways today's security and >> threat landscape has changed and how IT managers can respond. Discussions >> will include endpoint security, mobile security and the latest in malware >> threats. http://www.accelacomm.com/jaw/sfrnl04242012/114/50122263/ >> _______________________________________________ >> vmtk-users mailing list >> vmtk-users@lists.sourceforge.net >> https://lists.sourceforge.net/lists/listinfo/vmtk-users > -- Dr. Roman Grothausmann Tomographie und Digitale Bildverarbeitung Tomography and Digital Image Analysis Institut für Funktionelle und Angewandte Anatomie, OE 4120 Medizinische Hochschule Hannover Carl-Neuberg-Str. 1 30625 Hannover Tel. +49 511 532-9574 ------------------------------------------------------------------------------ Live Security Virtual Conference Exclusive live event will cover all the ways today's security and threat landscape has changed and how IT managers can respond. Discussions will include endpoint security, mobile security and the latest in malware threats. http://www.accelacomm.com/jaw/sfrnl04242012/114/50122263/ _______________________________________________ vmtk-users mailing list vmtk-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/vmtk-users
