timonecomcastnet tim peters weve reduced fp fn rates test runs weve also made score distributions substantially sharper bad news greg nonexistent middle ground becoming even less existent ham distribution runs 1333 items 000 79975 250 1 500 0 750 0 1000 2 1250 1 1500 0 1750 0 2000 0 2250 1 2500 0 2750 0 3000 0 3250 0 3500 0 3750 1 4000 0 4250 0 4500 0 4750 0 5000 0 5250 0 5500 0 5750 0 6000 1 6250 0 6500 1 6750 0 7000 0 7250 0 7500 0 7750 0 8000 0 8250 0 8500 0 8750 0 9000 0 9250 0 9500 0 9750 17 spam distribution runs 914 items 000 118 250 7 500 0 750 2 1000 1 1250 1 1500 3 1750 1 2000 1 2250 1 2500 0 2750 0 3000 4 3250 3 3500 4 3750 2 4000 0 4250 1 4500 1 4750 0 5000 2 5250 3 5500 1 5750 2 6000 0 6250 1 6500 1 6750 10 7000 2 7250 1 7500 2 7750 1 8000 0 8250 0 8500 1 8750 4 9000 2 9250 5 9500 14 9750 54806 usual aggregate 20 runs training predicting 4000 clpy ham 2750 bruceg spam 25 ham scores 80000 0025 yes nigerian scamquoting msg still counted ham havent taken anything ham corpus since remving aol car spam fp rate wouldnt changed spamprob cutoff dropped 090 0675 dropping cutoff 040 would added 2 false positives dropping 015 would added another 2 spooky mon 09 sep 2002 231825 0400 spambayes current histograms