[Insight-users] ITK support for path generation

Prashanth Ravindran prashanth at 100ximaging.com
Thu Nov 5 23:25:52 EST 2009


Hi Nick-

Of course I am interested. Thanks a lot for taking the effort.

Thanks
-- Prashanth



----- Original Message ----
> From: Nicholas Tustison <ntustison at gmail.com>
> To: Prashanth Ravindran <prashanth at 100ximaging.com>
> Cc: insight-users at itk.org
> Sent: Fri, November 6, 2009 6:07:58 AM
> Subject: Re: [Insight-users] ITK support for path generation
> 
> Hi Prashanth,
> 
> Your email motivated me to complete an additional portion of my B-spline code 
> which would answer the second component of your problem, i.e. determining 
> whether or not a given point lies on the curve (with some tolerance).  What the 
> code actually does is, in the B-spline curve case, determine the parametric 
> values of a point on the curve closest to a user-specified point.  Are you still 
> interested in this second part?
> 
> Nick
> 
> 
> On Nov 4, 2009, at 8:43 AM, Prashanth Ravindran wrote:
> 
> > Hi Nick-
> > 
> > These points are not ordered, i.e one does not know which point comes before 
> the other, also the parametrization is not known a-priori. Ordering can be done 
> via chain coding, and I know that  there is ITK support for that, however is 
> there a ITK way of calculating the parametrization?
> > 
> > --Prashanth
> > 
> > 
> >> From: Nicholas Tustison 
> >> To: Prashanth Ravindran 
> >> Cc: insight-users at itk.org
> >> Sent: Wed, November 4, 2009 6:49:09 PM
> >> Subject: Re: [Insight-users] ITK support for path generation
> >> 
> >> Hi Prashanth,
> >> 
> >> Take a look at the following which should help you with the first part.
> >> 
> >> http://www.insight-journal.org/browse/publication/57
> >> 
> >> The relevant classes are currently in the Review directory.
> >> 
> >> Good luck,
> >> Nick
> >> 
> >> 
> >> On Nov 4, 2009, at 4:47 AM, Prashanth Ravindran wrote:
> >> 
> >>> Hi All-
> >>> 
> >>> I have  set of 2-d points, and want to use these points to generate a curve
> >> that fits all these points, and lets me test if a given 2-d point lies on the
> >> curve (with some tolerance). Are there any classes that I can use to this 
> end?
> >>> 
> >>> Thanks,
> >>> --Prashanth
> >>> 
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