[Eeglablist] runica processing time discrepancy

Makoto Miyakoshi mmiyakoshi at ucsd.edu
Fri Dec 26 11:32:46 PST 2014

Dear Matthew,

You mean you used the same dataset and obtained that result? As I wrote
recently, runica() speed depends on data quality.


On Thu, Dec 25, 2014 at 5:48 PM, Matthew Moore <matthew.moore at otago.ac.nz>

>  Hi all,
>  I am currently doing a bit of ICA, and have noticed that my laptop seems
> to complete the ICA analysis process faster (2'30'' vs 3'30'').
>  This seems to me anomalous, as the desktop should be substantially more
> powerful than the laptop.
>  The laptop has a dual-core i5-4200 @ 1.6GHz and 8GB of RAM, while the
> desktop has an 8-core FX-8320 @ 3.7GHz with 12GB RAM.
>  The only other significant difference between the two that I can think
> of is that the laptop runs Windows 8 and Matlab R2014a, and the desktop
> Windows 7 with Matlab R2013b.
>  I feel like things should be going a lot quicker on the desktop, has
> anyone encountered this problem?
>  Regards, Matt
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Makoto Miyakoshi
Swartz Center for Computational Neuroscience
Institute for Neural Computation, University of California San Diego
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