DeltaPQ: Lossless Product Quantization Code Compression for High Dimensional Similarity Search.
Runhui WangDong DengPublished in: Proc. VLDB Endow. (2020)
Keyphrases
- similarity search
- high dimensional
- image compression
- lossless compression
- lossless image coding
- entropy coding
- lossy compression
- binary codes
- arithmetic coding
- distance function
- compression ratio
- metric space
- image coding
- high dimensional data
- compression scheme
- similarity searching
- similarity measure
- knn
- multimedia databases
- nearest neighbor search
- compression algorithm
- query processing
- efficient similarity search
- data compression
- indexing techniques
- dimensionality reduction
- similarity queries
- cross view
- low dimensional
- locality sensitive hashing
- image quality
- similarity search in high dimensional
- r tree
- indexing structure
- bit rate
- nearest neighbor
- feature space
- approximate similarity search
- neural network
- data sets
- coding method
- coding efficiency
- quadtree
- video coding
- machine learning