[vtkusers] Seed landmark on 2D CT image

Xiaopeng Yang yxp233 at postech.ac.kr
Thu Feb 17 09:07:27 EST 2011


That makes sense. Still I am not clearly understanding how you made it. Could you give my some hint by providing some simple code?

Thanks,
Yang

-----邮件原件-----
发件人: John Drescher [mailto:drescherjm at gmail.com] 
发送时间: 2011년 2월 17일 목요일 오후 10:49
收件人: Xiaopeng Yang
抄送: insight-users at itk.org; vtk
主题: Re: [vtkusers] Seed landmark on 2D CT image

> For applying ITK segmentation algorithm, interactive seed picking is needed.
> Thus the vtkSeedWidget and vtkPointHandleRepresentation2D are used to put
> landmarks on the 2D CT image. For navigation between different CT image
> slices, the vtkSliderRepresentation2D is utilized.
>
>
>
> The problem is that the previous landmarks marked on a previous image slice
> also appear on the current slice. How to make the previously marked
> landmarks stay on that image slice only?
>

For my application I retained a list of seeds per slice and swapped
the list out when the slice changed.

John












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