Keyphrases
- image compression
- tree structure
- domain specific
- compression ratio
- data compression
- natural language processing
- compression algorithm
- context sensitive
- compression scheme
- keywords
- binary tree
- wavelet tree
- tree construction
- tree search
- parse tree
- tree structures
- wordnet
- phylogenetic trees
- nearest neighbor
- decision trees
- lexical information
- lexical features
- information retrieval