Fast, Sample-Efficient, Affine-Invariant Private Mean and Covariance Estimation for Subgaussian Distributions.

Gavin Brown Samuel B. Hopkins Adam D. Smith

Published in: CoRR (2023)

Keyphrases

affine invariant
affine transformation
scale invariant
multiscale
zernike moments
affine invariance
image features
matching algorithm
covariance matrices
feature detectors
fourier descriptors
object matching
arc length