Block-Oriented Compression Techniques for Large Statistical Databases.
Wee Keong NgChinya V. RavishankarPublished in: IEEE Trans. Knowl. Data Eng. (1997)
Keyphrases
- statistical databases
- micro aggregation
- inference control
- fractal compression
- statistical data
- confidential data
- image compression
- databases
- summary tables
- compression ratio
- privacy protection
- database
- block size
- jpeg images
- confidential information
- file structure
- normal form
- data perturbation
- compression algorithm
- data sets
- information content
- data management
- query processing