Testing fisher

Boris 'pi' Piwinger 3.14 at logic.univie.ac.at
Wed Jan 29 16:25:09 CET 2003


Greg Louis wrote:

> Any chance you could repeat the experiment, just for
> 0.025, 0.020 and 0.015, with the exact same training db and message
> corpora, with both robx values?  We could be onto something big here.

algorithm    min_def    spam_cutoff    test.spam    test.ham
                                       total  F-N   total F-P
robx=0.415
fisher-2     0.015      0.6            4403   103   15605 3
fisher-2     0.020      0.6            4403   104   15605 3
fisher-2     0.025      0.6            4403   105   15605 3
fisher-2     0.15       0.6            4403   184   15605 1
fisher-2     0.20       0.6            4403   205   15605 1
fisher-2     0.25       0.6            4403   203   15605 1

robx=0.48
fisher-2     0.015      0.6            4403   103   15605 4
fisher-2     0.020      0.6            4403   104   15605 3
fisher-2     0.025      0.6            4403   105   15605 3
fisher-2     0.15       0.6            4403   184   15605 1
fisher-2     0.20       0.6            4403   205   15605 1
fisher-2     0.25       0.6            4403   203   15605 1

Yes, the values do agree almost perfectly.

pi





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