High Efficiency Spam Filtering: A Manifold Learning-Based Approach

Table 1

Several types of spam email corpora.

Corpora	Email	Spam email	Regular email	Spamming rate	Time
EnronSpam [38]	33702	16938	16764	50%	2006
PU1 [39]	1099	484	615	40%	2000
PU2 [39]	721	144	577	20%	2003
PU3 [39]	4139	1821	2318	44%	2003
PUA [39]	1142	570	572	50%	2000
GenSpam [38]	41404	32295	9109	78%	2005