[Insight-users] Local texture Features
paniwani at gmail.com
Fri Apr 29 12:47:26 EDT 2011
These look perfect =)
On Fri, Apr 29, 2011 at 5:22 AM, Julien Malik <julien.malik at c-s.fr> wrote:
> We have filters to compute local textures descriptors in Orfeo Toolbox,
> based on ITK classes.
> Code is here :
> The filters computing local textures around a neighborhood are :
> otb::ScalarImageToTexturesImageFilter (based on
> otb::ScalarImageToHigherOrderTexturesImageFilter (based on
> The filters are streamed and multithreaded, so they can be applied on
> images of arbitrary size.
> Le 29/04/2011 10:42, M.Staring at lumc.nl a écrit :
>> The following at least provides code to get plain GLCM operators working:
>> -----Original Message-----
>> From: insight-users-bounces at itk.org [mailto:insight-users-bounces at itk.org]
>> On Behalf Of Neal R. Harvey
>> Sent: donderdag 28 april 2011 18:15
>> To: insight-users at itk.org
>> Subject: Re: [Insight-users] Local texture Features
>> Neil Panjwani Wrote:
>>> I'm interested in computing local texture maps. I found a few filters
>>> in ITK, including the
>>> which does compute many of the features I'm interested in. However, it
>>> does so over an entire image, a masked image, or given a cooccurrence
>>> matrix (which is usually generated from the entire image) and only
>>> returns one texture value for each feature given that input. I'd like
>>> to compute these features locally, in say a 9x9 neighborhood much like
>>> the MATLAB function
>>> entropyfilt() (
>>> How can I utilize these filters to compute local features?
>> I am also very interested in doing exactly the same thing.
>> For example, if I have a segmentation and a number of objects
>> labeled in an image, I would like to get texture measures for each
>> individual object.
>> When I looked into this I wasn't even able to get the code for the
>> ITK plain vanilla GLCM operators working properly, let alone
>> something more complicated. In the end, I went to OpenCV and
>> modified some of the code there to do what I needed.
>> If anyone can provide examples of code that successfully implements
>> the ITK GLCM operators, that can provide results that correlate well
>> with applying some other GLCM tools such as those available in
>> matlab, it would be very much appreciated. If anyone is able to
>> provide a solution to the more complicated problem as elucidated by
>> Mr Panjwani, that would be wonderful.
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