Comments on: Black box in the lab http://www.arj.no/2008/07/17/black-box-in-the-lab/ Alexander Refsum Jensenius Fri, 03 Feb 2012 08:47:19 +0000 hourly 1 http://wordpress.org/?v=3.3.1 By: alexarje http://www.arj.no/2008/07/17/black-box-in-the-lab/comment-page-1/#comment-649266 alexarje Fri, 18 Jul 2008 07:29:27 +0000 http://www.arj.no/?p=623#comment-649266 For the IR-cameras it doesn't matter so much, it is to avoid shadows in video recordings. In our old lab we had a white background, and have had lots of problems with shadows on the floor and walls. Then we just need to ask people to wear light-coloured clothes... For the IR-cameras it doesn’t matter so much, it is to avoid shadows in video recordings. In our old lab we had a white background, and have had lots of problems with shadows on the floor and walls. Then we just need to ask people to wear light-coloured clothes…

]]> By: Michiel http://www.arj.no/2008/07/17/black-box-in-the-lab/comment-page-1/#comment-649262 Michiel Fri, 18 Jul 2008 07:23:56 +0000 http://www.arj.no/?p=623#comment-649262 Hi Alexander, Nice setup! But why the choice for black? Because the smaller IR reflectivity of the Optitrack cameras? Or to minimize the shadows? But what about the contrast with dark clothes? Cheers, Michiel Hi Alexander,

Nice setup!
But why the choice for black?
Because the smaller IR reflectivity of the Optitrack cameras? Or to minimize the shadows? But what about the contrast with dark clothes?

Cheers,

Michiel

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