Subspace Recovery from Heterogeneous Data with Non-isotropic Noise.
John DuchiVitaly FeldmanLunjia HuKunal TalwarPublished in: CoRR (2022)
Keyphrases
- heterogeneous data
- data integration
- high dimensional data
- databases
- data sources
- data management
- semantic heterogeneity
- heterogeneous databases
- metadata
- complex data
- input data
- low dimensional
- principal component analysis
- high dimensional
- signal subspace
- web data
- dimensionality reduction
- heterogeneous data sources
- web pages
- numerical and categorical attributes
- high order co clustering
- decision support system
- missing data
- web search
- pattern recognition
- keywords
- training data
- case study
- decision making