968 search results - page 39 / 194 » Adaptive Filtering of SPAM |
CEAS
2006
Springer
13 years 11 months ago
2006
Springer
One of the biggest challenges in building effective anti-spam solutions is designing systems to defend against the everevolving bag of tricks spammers use to defeat them. Because ...
KDD
2004
ACM
14 years 8 months ago
2004
ACM
Essentially all data mining algorithms assume that the datagenerating process is independent of the data miner's activities. However, in many domains, including spam detectio...
TSP
2008
13 years 7 months ago
2008
We derive optimal filters on the sphere in the context of detecting compact objects embedded in a stochastic background process. The matched filter and the scale adaptive filter ar...
TREC
1998
13 years 9 months ago
1998
In this paper, we describe the system and methods used for the CLARITECH entries in the TREC
ICIP
2006
IEEE
14 years 9 months ago
2006
IEEE
We present a locallY adaptivE Non-lInear (YENI) filter to obtain the unsharp mask of an image. The unsharp mask obtained by the YENI filter preserves the edges in the image while ...