@article{aprivateapproximationofthe2ndmoment, title = {A Private Approximation of the 2nd-Moment Matrix of Any Subsamplable Input}, author = {Bar Mahpud and Or Sheffet}, year = {2025}, eprint = {2505.14251}, archivePrefix = {arXiv}, url = {https://arxiv.org/abs/2505.14251v1}, }