[Eeglablist] Memory issue using Clean Rawdata and ASR

[Delorme, Arnaud]

The problem with using the available memory is that clean_rawdata becomes non deterministic (the results are not reproducible).
This is why the default was set to 64.
Best wishes,

Arno

> On Sep 12, 2022, at 10:44 AM, Daniele Scanzi via eeglablist <eeglablist at sccn.ucsd.edu> wrote:
> 
> Hi Ben,
> 
> My colleague and I encountered the same problem. Looks like the issue is
> with the default setting of the *maxmem* parameter in clean_artifacts.
> Rather than calculating the maximum available memory to use, it was set to
> 64. There is a good explanation of the issue here:
> https://urldefense.com/v3/__https://github.com/sccn/clean_rawdata/issues/41__;!!Mih3wA!EHSPfFNYav5qz0rzogBxUHcZ6-koe-fr1mWNz16xmwJSOWLMiPyKIO4x-2AIWHwh9UB4qa38mXxpt8fIXb406mZUeq5f1IA$  
> 
> The workaround is described in the first comment. You basically want to
> force *asr_process* and *asr_calibrate* to use the available memory and not
> a default value.
> 
> Hope this helps!
> 
> Daniele Scanzi
> The University of Auckland
> 
> On Tue, 13 Sept 2022 at 05:07, Developmental Psychopathology Lab via
> eeglablist <eeglablist at sccn.ucsd.edu> wrote:
> 
>> Hi,
>> 
>> We are receiving an error when running the "Clean Rawdata and ASR" for
>> automatic artifact rejection. The single data file we are using has been
>> filtered and average referenced. We receive the following error message:
>> 
>> "Not enough memory, This is not a bug (Error occurred in function
>> asr_process() at line 132)"
>> 
>> We are running the 64-bit version of MATLab.
>> Our Java Heap Memory Preference is at it's highest (4,066 MB).
>> The workspace preference for maximum array size is 10000.
>> 
>> Any help would be greatly appreciated,
>> 
>> Ben Swanson
>> Lab Coordinator
>> 
>> Developmental Psychopathology Lab
>> Spence Labs, Room 111
>> University of Iowa
>> P: (319) 353-1977
>> E: devpsy-lab at uiowa.edu<mailto:devpsy-lab at uiowa.edu>
>> 
>> 
>> 
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