Secure k Nearest Neighbors Query for High-Dimensional Vectors in Outsourced Environments.
Wenzhuo XueHui LiYanguo PengJiangtao CuiYu ShiPublished in: IEEE Trans. Big Data (2018)
Keyphrases
- k nearest neighbor
- nearest neighbor
- knn
- high dimensional
- spatial queries
- query point
- vector space
- range queries
- refinement step
- input space
- similarity search
- k nearest
- distance computation
- reverse k nearest neighbor
- database
- distance function
- reverse nearest neighbor
- data points
- metric space
- low dimensional
- high dimensional spaces
- support vector machine
- neural network
- classification algorithm
- feature selection
- indexing techniques
- data structure
- nearest neighbor search
- training set
- query processing
- high dimensional data
- r tree
- index structure
- query result
- nearest neighbour
- cost model
- nearest neighbor algorithm
- multi class
- bayes error
- dimensionality reduction