Keyphrases
- spam filters
- spam emails
- machine learning
- spam filtering
- anti spam
- machine learning methods
- email spam
- image spam
- pattern recognition
- data mining
- information extraction
- text mining
- decision trees
- learning algorithm
- information retrieval
- computer science
- support vector machine
- natural language processing
- knowledge acquisition
- random walk
- data streams
- spam detection
- reinforcement learning