Constrained Nonnegative Matrix Factorization based Data Distortion Techniques - Study of Data Privacy and Utility.
Nirmal ThapaPengpeng LinLian LiuJie WangJun ZhangPublished in: DATA (2012)
Keyphrases
- data privacy
- data sets
- data quality
- raw data
- original data
- nonnegative matrix factorization
- database
- training data
- privacy concerns
- sensitive information
- data sources
- xml documents
- data analysis
- pattern recognition
- privacy preserving data mining
- high dimensional data
- data objects
- personal information
- information loss
- distributed data
- information retrieval