Keyphrases
- sample set
- spam filtering
- anti spam
- spam detection
- feature space
- email messages
- training samples
- instant messaging
- electronic mail
- communication medium
- enron email
- text mining
- training set
- spam emails
- email spam
- hyper sphere
- mailing lists
- database
- spam e mail
- image spam
- convex hull
- training data
- learning algorithm
- spam filters
- intrusion detection
- feature extraction
- email classification
- data mining
- data sets