Optimized residual vector quantization for efficient approximate nearest neighbor search.
Liefu AiJunqing YuZebin WuYunfeng HeTao GuanPublished in: Multim. Syst. (2017)
Keyphrases
- nearest neighbor search
- nearest neighbor
- residual vector quantization
- entropy constrained
- high dimensional
- fractal image compression
- exhaustive search
- feature space
- image retrieval
- vector quantizer
- vector quantization
- cost model
- image coding
- similarity search
- joint optimization
- search methods
- finite state
- metric space
- index structure
- hash functions
- rate distortion
- road network
- knn
- filter bank