H-Metric: Characterizing Image Datasets via Homogenization Based on KNN-Queries.
Welington M. da SilvaJosé Fernando Rodrigues Jr.Agma J. M. TrainaSérgio Francisco da SilvaPublished in: Data Sci. J. (2011)
Keyphrases
- knn
- k nearest neighbor
- range queries
- distance function
- nearest neighbor
- metric space
- support vector machine svm
- k nearest neighbour
- text categorization
- sequential scan
- classification algorithm
- text classification
- distance metric
- spatial networks
- query processing
- support vector machine
- similarity search
- knn classifier
- knn algorithm
- classification method
- knn classification
- neural network
- database queries
- test instances
- euclidean distance
- metric learning
- distance computation
- r tree
- majority voting
- similarity queries
- query point
- distance measurement
- feature space
- information retrieval
- data sets
- shows significant improvements
- reverse k nearest neighbor