Keyphrases
- spam detection
- web graph
- link spam
- link analysis
- random walk
- ranking algorithm
- spam filtering
- anti spam
- web spam
- web search
- link structure
- email spam
- real time
- google search engine
- spam classification
- social bookmarking systems
- data sets
- hyperlink structure
- spam filters
- text classification
- web spam detection
- web pages
- search engine