CLA will predict transitions it has seen so if the current state is green it will only predict yellow. On Mar 19, 2014 2:37 PM, "mariolakakis ." <[email protected]> wrote:
> We all know how traffic lights work. > > If we would assign numbers to the activation sequence it would look like > this: > 1, 2, 3, 1, 2, 3, 1, 2, ... where 1 = Green, 2 = Orange and 3 = Red > > According to CLA, predictions are purely mathematical and derive from > simple probability algorithms. > Which means that the temporal connections between cells don't count for > predictions. > > In the traffic lights example when Orange lights up (2) given a sequence > of: 1, 2, 3, 1, 2, 3, 1, 2 ... > the prediction union is: > > 1 - Green - 3 / 8= 37,5% > 2 - Orange - 3 / 8 = 37,5% > 3 - Red - 2 / 8 = 25% > > So, after Orange the most likely to light up next is either Green or > Orange again which will result in > the entire human species gone extinct by car accidents. > > Why are we still alive? > > Is it because in reality traffic lights are being perceived differently > (after all they are not simple sequences > but tools of man that we learned how they work) or is it simply because I > have misinterpreted how CLA > makes predictions? > > Can we understand traffic lights without being told that it's a repeating > sequence of 1, 2, 3, ... ? > > _______________________________________________ > nupic mailing list > [email protected] > http://lists.numenta.org/mailman/listinfo/nupic_lists.numenta.org > >
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