Improvement of PCA-Based Approximate Nearest Neighbor Search Using Distance Statistics.
Toshiro OgitaHidetomo IchihashiAkira NotsuKatsuhiro HondaPublished in: J. Adv. Comput. Intell. Intell. Informatics (2014)
Keyphrases
- approximate nearest neighbor search
- nearest neighbor
- hash functions
- distance function
- locality sensitive hashing
- distance measure
- nearest neighbor search
- metric space
- hamming distance
- kd tree
- principal component analysis
- euclidean distance
- sliding window
- neural network
- similarity search
- object recognition
- multiscale
- face recognition