Keyphrases
- inverted index
- disk space
- data structure
- document retrieval
- query processing
- text retrieval systems
- information retrieval systems
- index structure
- information retrieval
- inverted lists
- inverted file
- relevance feedback
- keyword search
- retrieval method
- early termination
- retrieval systems
- wavelet tree
- database
- document identifiers
- digital libraries
- feature extraction
- computer vision
- machine learning