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cs.DS2024
Efficient Certificates of Anti-Concentration Beyond Gaussians
Ainesh Bakshi, Pravesh Kothari, Goutham Rajendran +2
A set of high dimensional points in isotropic position is said to be -anti concentrated if for every direction , the fraction of poin…
cs.DS2024
New Tools for Smoothed Analysis: Least Singular Value Bounds for Random Matrices with Dependent Entries
Aditya Bhaskara, Eric Evert, Vaidehi Srinivas +1
We develop new techniques for proving lower bounds on the least singular value of random matrices with limited randomness. The matrices we consider have entries that are given by p…