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Re: 3D using Stack Focusser?

Posted by Mikhail Umorin-2 on Apr 22, 2011; 12:44am
URL: http://imagej.273.s1.nabble.com/3D-using-Stack-Focusser-tp3684866p3684868.html

Do you mean you want to use something like stack focuser on the rotated
stack?

Mikhail Umorin, Ph.D.

On Thu, Apr 21, 2011 at 7:28 PM, Mikhail Umorin <[hidden email]> wrote:

> Do you mean you want to use something like stack focuser on the rotated
> stack?
>
> Mikhail Umorin, Ph.D.
>
>
> On Thu, Apr 21, 2011 at 2:23 PM, JOEL B. SHEFFIELD <[hidden email]> wrote:
>
>> Colleagues,
>>
>> Here's an interesting challenge.  As I understand it, both the 3D Viewer
>> or
>> the 3D rotation utility built into ImageJ work on some form of an
>> algorithm
>> in which the relative positions of the slices in a stack are shifted
>> relative to each other, and then a Maximum projection is generated,
>> creating
>> a new view through the shifted stack.  We have been looking at the DIC
>> stacks that are generated either with confocal or manual DIC systems,
>> which
>> also have optical slices.  However, when we try a standard Max projection,
>> the resultant is a mess, since the criteria for inclusion are not
>> intensity,
>> but contrast.  On the other hand, we have been able to use the Stack
>> Focuser  plugin to create "flattened" images of these stacks so that all
>> components remain in focus.  I am wondering if it is possible to use an
>> image shift algorithm similar to the one for transparent fluorescent
>> objects
>> to generate a rotating, or at least a simple stereo view of such DIC
>> samples.
>>
>> --
>>
>>
>> Joel B. Sheffield, Ph.D
>> Department of Biology
>> Temple University
>> Philadelphia, PA 19122
>> Voice: 215 204 8839
>> e-mail: [hidden email]
>> URL:  http://astro.temple.edu/~jbs
>>
>
>