Unfortunately, not, and that's an interesting open problem as other count-distinct algorithms don't work for "structured sets", while this one does. https://dl

Unfortunately, not, and that's an interesting open problem as other count-distinct algorithms don't work for "structured sets", while this one does. https://dl.acm.org/doi/10.1145/3452021.3458333 https://dl.acm.org/doi/10.1145/3452021.3458333