Keyphrases
- knn
- privacy preservation
- k nearest neighbor
- wireless sensor networks
- range queries
- privacy preserving
- nearest neighbor
- k nearest
- query point
- similarity search
- text categorization
- k nearest neighbour
- data privacy
- query processing
- privacy preserving data mining
- database
- distance function
- data mining
- data quality
- support vector machine
- feature selection
- data structure
- r tree
- sensitive data
- sensitive information
- privacy protection
- data sets
- database systems
- communication cost
- data sources
- text classification
- sensor networks
- keywords
- high dimensional data
- text mining