A decentralized power method for PCA with row-wise data partitioning is augmented with Gaussian noise to claim differential privacy; the algorithm and experiments are plausible but the privacy proof is incomplete.
Incremental aggregated rieman- nian gradient method for distributed pca,
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Decentralized Differentially Private Power Method
A decentralized power method for PCA with row-wise data partitioning is augmented with Gaussian noise to claim differential privacy; the algorithm and experiments are plausible but the privacy proof is incomplete.