On Nov 21, 2007, at 1:45 PM, Curtis Rueden wrote:
> Hi Ben,
>
> A quick Google search for quadtree java yields source code and/or
> javadocs for multiple distinct implementations. Perhaps one of those
> would work for you.
>
Thanks Curtis,
I have been eyeballing some of the examples out there. Here is one
that draws my eye...
http://tinyurl.com/2aqeqn I had hopes of
finding an ImageJ-centric implementation of a quadtree - something
that already exploits ImageJ's Roi object and graphics. I'll give it
a whack sometime soon.
Cheers,
Ben
> -Curtis
>
> On Nov 21, 2007 12:29 PM, Ben Tupper <
[hidden email]>
> wrote:
>> Hi All,
>>
>> I have not found any references to implementations of the Robust
>> Automatic Threshold Selection (aka RATS) algorithm in ImageJ (or
>> Java). We have used this with great success with fluorescent
>> microscopy in the past in IDL, but would love to have access to it
>> via ImageJ. Anybody heard of it before?
>>
>> Here is a general description for Michael Wilkinson...
>>
http://www.cs.rug.nl/~michael/teaching/mlrats.html>>
>> And here is a much more detailed description by Gaetan Lehmann...
>>
http://www.insight-journal.org/InsightJournalManager/
>> publications.php?
>> journalid=6
>>
>> The challenging part (for me) is that the image is regionalized using
>> quadtrees - which I have implemented in IDL before, but might require
>> something close to a miracle for me to whip up in Java. I would love
>> to avoid reinventing the wheel if it already exists (and wheels that
>> I make never come out all that round!)
>>
>> Thanks for any pointers.
>>
>> Ben
>>
>> Ben Tupper
>>
[hidden email]
>>
>> I GoodSearch for Ashwood Waldorf School.
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Ben Tupper
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