Keyphrases
- patent retrieval
- information retrieval
- clef ip
- test collection
- case study
- data mining
- association rule mining
- web mining
- sequential patterns
- web retrieval
- mining algorithm
- e learning
- data mining techniques
- pattern mining
- intellectual property
- patent documents
- data mining methods
- patent search
- public transport
- prior art
- evaluation metrics
- learning environment
- text mining
- knowledge discovery
- association rules