[IPOL discuss] Swap memory

Daniel Kondermann daniel.kondermann at iwr.uni-heidelberg.de
Mon Oct 24 17:58:00 CEST 2011


In case PDE-Solving is involved I might give some advice on
memory-saving strategies.

Best,
Daniel

Am 24.10.2011 16:16, schrieb Jean-Michel Morel:
> Reducing too much the image is a problem. I'll discuss the issue with
> the authors. There must be a way to occupy less memory.
> 
> Best,
> Jean-Michel
> 
> 
> Miguel Colom a écrit :
>>> But if you are talking about more than 4G to process an image, it
>>> looks huge to me. What is the typical image size? 2M pixels? 2K bytes
>>> of temporary information per pixel, I think it is really a lot.
>>
>> They're the K-SVD and BM3D algorithms, that build 3D patches of the
>> images
>> in order to denoise it.
>>
>> For a 768x512 pixels image, the mount of memory exceeds 4Gb.
>> I think the best solution is to allow small images only.
>>
>> Miguel
>>
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