Estimating number of distinct values in a data set using machine learning Grant US-11620547-B2 United States of America 04 Apr 2023
Approximate estimation of number of distinct keys in a multiset using a sample Grant US-11537594-B2 United States of America 27 Dec 2022
Chaining bloom filters to estimate the number of keys with low frequencies in a dataset Grant US-11520834-B1 United States of America 06 Dec 2022