Thanks everyone for the advice. It looks like either a grouped Z projection
> Dear Jeff,
>
> How about using the "Walking Average" plugin you mention, then only use
> every 4th image.
>
>
> Regards
> David Strachan
>
>
> -----Original Message-----
> From: ImageJ Interest Group [mailto:
[hidden email]] On Behalf Of
> Jeff Spector
> Sent: 10 December 2014 02:55
> To:
[hidden email]
> Subject: stack averaging
>
> I'd like to average the frames in a stack but all I can find are "walking"
> averagers where they will average say frames1-4 then 2-5 etc.. what I'd
> like to do is take the average of frames 1-4 then 5-8 and so on, so that we
> can take data that is say at a frame fate of 4 fps and make it look like it
> was taken at 1 fps (to reduce the noise in our images and because we record
> things at different frame rates). So essentially if we were doing say 4
> frame averaging then a 100 frame stack would turn in to a 25 frame stack
> where each slice was the average of 4 consecutive frames.
> I could write a plugin to do this, but if one exists, or there is a macro
> I could use can some one point me in the right direction ?
> thanks..
> -Jeff
>
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