Optimized Codebook Construction and Assignment for Product Quantization-based Approximate Nearest Neighbor Search.
Yusuke UchidaKoichi TakagiShigeyuki SakazawaPublished in: IPSJ Trans. Comput. Vis. Appl. (2012)
Keyphrases
- approximate nearest neighbor search
- nearest neighbor
- vector quantization
- hash functions
- metric space
- nearest neighbor search
- tree structured vector quantization
- training set
- kd tree
- locality sensitive hashing
- distance function
- data structure
- image compression
- knn
- computational complexity
- road network
- vector quantizer
- index structure
- multi dimensional