Optimal Differentially Private PCA and Estimation for Spiked Covariance Matrices.
T. Tony CaiDong XiaMengyue ZhaPublished in: CoRR (2024)
Keyphrases
- covariance matrices
- covariance matrix
- differentially private
- principal component analysis
- maximum likelihood
- differential privacy
- gaussian mixture model
- gaussian mixture
- dimensionality reduction
- sample size
- gaussian distribution
- principal components
- feature vectors
- vector space
- density estimation
- objective function
- probabilistic model
- optimal solution
- support vector
- feature extraction
- nearest neighbor
- support vector machine
- knn