[visionegg] maintenance of mean luminance
- From: "Damian McCrossan" <d.mccrossan@xxxxxxxxxxx>
- To: <visionegg@xxxxxxxxxxxxx>
- Date: Wed, 14 May 2003 14:48:35 +0200
Dear Andrew,
I would like to present gratings and examine direction selectivity. How
would it be possible to hold the bars still for 10 seconds before they move
across the screen. This would insure that the mean luminance of the visual
field remains constant.
Cheers,
Damian
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