Keyphrases
- similarity measure
- tree structure
- structural similarity
- similarity function
- information retrieval
- similarity metric
- semantic similarity
- hierarchical structure
- tree nodes
- similarity queries
- binary tree
- similarity metrics
- similarity measurement
- database
- euclidean distance
- distance function
- distance measure
- pairwise
- index structure
- classification trees
- case study
- social networks
- tree construction
- data sets