Optimizing PPDM in asynchronous sparse data using random projection.
R. Raja KumarJ. IndumathiG. V. UmaPublished in: IRI (2008)
Keyphrases
- random projections
- sparse data
- privacy preserving data mining
- dimensionality reduction
- dimension reduction
- emerging patterns
- random sampling
- original data
- sparse representation
- image reconstruction
- low dimensional
- hash functions
- privacy preserving
- principal component analysis
- document clustering
- image processing
- databases
- high dimensional
- high dimensionality
- natural language processing
- preprocessing
- object recognition
- feature extraction
- face recognition
- computer vision