Date: Fri, 29 Jun 2012 16:35:45 +0200 From: Simon Marechal <simon@...quise.net> To: john-dev@...ts.openwall.com Subject: Re: markov per-position / masks On 29/06/2012 13:32, Solar Designer wrote: >> > +29% efficiency is great. > Yes, I've seen a similar efficiency increase when I added per-position > stats to John's incremental mode in 1997. We have those since. >From what I see the stats are trained on rockyou, and they are used to crack rockyou. This means the the training and test sets are identical, which means that there will always be an improvement (something about the value of information that can't be negative). It seems likely that character positions help, but the 29% figure is not obviously informative.
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