Keyphrases
- query evaluation
- n gram
- language model
- inverted lists
- query language
- conjunctive queries
- data management
- text classification
- query processing
- efficient query evaluation
- data complexity
- probabilistic databases
- database
- word segmentation
- xml data
- information retrieval
- language modeling
- indexing scheme
- regular expressions
- twig queries
- retrieval efficiency
- indexing methods
- inverted index
- machine learning
- databases
- web documents
- indexing techniques
- data mining
- indexing method