Optimized Codebook Construction and Assignment for Product Quantization-based Approximate Nearest Neighbor Search.
Yusuke UchidaKoichi TakagiShigeyuki SakazawaPublished in: Inf. Media Technol. (2012)
Keyphrases
- approximate nearest neighbor search
- vector quantization
- nearest neighbor
- nearest neighbor search
- hash functions
- kd tree
- bag of words
- metric space
- image classification
- locality sensitive hashing
- vector quantizer
- tree structured vector quantization
- computational complexity
- data structure
- similarity search
- space efficient
- image representation
- training set