PCAF: Scalable, High Precision k-NN Search Using Principal Component Analysis Based Filtering.
Huan FengDavid M. EyersSteven MillsYongwei WuZhiyi HuangPublished in: ICPP (2016)
Keyphrases
- high precision
- knn
- k nearest neighbor
- high recall
- principal component analysis
- nearest neighbor
- achieve high precision
- k nearest neighbour
- text categorization
- distance function
- support vector machine svm
- neural network
- high reliability
- nearest neighbor search
- feature selection
- k nearest
- mixed data
- bayes error
- voting methods
- high accuracy
- support vector machine
- covariance matrix
- r tree
- query processing
- web document classification