[Eeglablist] SIFT Memory Issue

Mostafa Rz mostafa.rouzbahani at gmail.com
Thu Jul 17 06:28:50 PDT 2014

I used 64bit and 8gig RAM but it doesn't work again.

On Thursday, July 17, 2014, Makoto Miyakoshi <mmiyakoshi at ucsd.edu> wrote:

> Dear Mostafa,
> Two solutions.
> 1. You use less resolution in time and/or frequency to save memory.
> 2. You use 64bit OS and > 8 GB RAM.
> Makoto
> On Tue, Jul 15, 2014 at 7:41 AM, Mostafa Rz <mostafa.rouzbahani at gmail.com
> <javascript:_e(%7B%7D,'cvml','mostafa.rouzbahani at gmail.com');>> wrote:
>> Hi
>> when i want to use SIFT options i got memory errors.
>> My RAM is 4 GIG and i could load data and preprocess and fit a modell to it. But
>> after that i don't have any free memory to use other options.
>> For produce it first I load sample data which download it fromhttp://sccn.ucsd.edu/wiki/SIFT. I load only one of them and it use about 80MB
>> of my RAM.
>> 2)After that from SIFT toolbox I select preprocessing. It increase my RAM usage
>> to 220MB.
>> 3)I select fit AMVAR MODEL from model fiiting and validatin and i decrease the
>> model order to 3 for less usage of RAM. After this process its take 2010MB of
>> my RAM.
>> 4)Estimation of the connectivity is my next step.It's increase the usage a bit
>> more.
>> 5)After that I couldn't do anything else. I try to use visualization tab for
>> creating brain movie or plotting time-freq grid but my RAM starting to overflow
>> and I get the out of memory error.
>> I have a question. Is there any way to use my hard disk for saving data after
>> some process to free my  RAM or any task which free my RAM?
>> I have to mention using windows 7 Page File is decrease the process speed very much.
>> Thanks for response
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> --
> Makoto Miyakoshi
> Swartz Center for Computational Neuroscience
> Institute for Neural Computation, University of California San Diego
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