HITSCIR System in NTCIR-9 Subtopic Mining Task.
Wei SongYu ZhangHandong GaoTing LiuSheng LiPublished in: NTCIR (2011)
Keyphrases
- test collection
- evaluation metrics
- text mining
- knowledge discovery
- data mining
- data mining techniques
- mining algorithm
- retrieval effectiveness
- retrieval model
- frequent itemsets
- average precision
- cross language information retrieval
- pattern discovery
- sequential patterns
- data mining algorithms
- document collections
- itemsets
- co occurrence
- similarity measure
- information retrieval
- machine learning