http://verens.com/archives/2007/10/27/letter-recognition-network/ php, linux, ajax, javascript, kae verens Fri, 29 Aug 2008 22:22:33 +0000 http://wordpress.org/?v=2.6 http://verens.com/archives/2007/10/27/letter-recognition-network/#comment-64828 Kae Verens Sun, 28 Oct 2007 10:06:09 +0000 http://verens.com/archives/2007/10/27/letter-recognition-network/#comment-64828 persistence pays off - it now takes only about 150 cycles to learn the entire alphabet, and to prove it, a cycle is run after the training which does not do any adjustments at all to the net while running. persistence pays off - it now takes only about 150 cycles to learn the entire alphabet, and to prove it, a cycle is run after the training which does not do any adjustments at all to the net while running.

]]> http://verens.com/archives/2007/10/27/letter-recognition-network/#comment-64826 klog » learning how to learn Sun, 28 Oct 2007 09:38:25 +0000 http://verens.com/archives/2007/10/27/letter-recognition-network/#comment-64826 [...] Yesterday’s attempts at ANN training seemed at first to be successful, but I had overlooked one simple put curious flaw - there was training going on all the time, and each test was run 10 times… This means that each neuron was trying different values all the time until it got the right one, then it would be the next neuron’s turn (a bit of a simplified answer, but I don’t know how to describe what was actually happening). This ended up causing the tests to look a lot more successful than they actually were. [...] [...] Yesterday’s attempts at ANN training seemed at first to be successful, but I had overlooked one simple put curious flaw - there was training going on all the time, and each test was run 10 times… This means that each neuron was trying different values all the time until it got the right one, then it would be the next neuron’s turn (a bit of a simplified answer, but I don’t know how to describe what was actually happening). This ended up causing the tests to look a lot more successful than they actually were. [...]

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