[OLPC-Games] vision processing / juggling

Seth Woodworth seth at laptop.org
Sun Jul 13 16:45:13 EDT 2008

This page on wiki commons provides some good basic illustrations for
learning to juggle:


On Sun, Jul 13, 2008 at 11:58 AM, Brian Jordan <brian at laptop.org> wrote:

> Hi Nirav, brothers, OLPC-games,
> Nirav Patel's GSoC project is vision processing for the XO (I believe
> using a subset of the OpenCV library)... and rather good at colored
> object / face recognition. (Eric, try the
> http://wiki.laptop.org/go/Colors! activity on an XO when you get a
> chance... it can use the green power cord (or really any light in a
> dark room) as drawing input)
> I was thinking ... a learn to juggle activity may make use of this
> processing to track progress and give tips (practice 1/2 balls again!,
> etc). Greg -- you've done some vision processing and you are a
> juggling guru... you might want to consider applying for a laptop at
> http://projectdb.olpc.at/ to play with this sort of thing. :)
> I wonder what best color / pattern could go on the balls to be easy to
> track... possibly to track spin? :)
> Brian
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