title: birch : an efficient data clustering method for very large databases. authors: t zhang , r ramakrishnan , m livny. venue: sigmod conference. year: 1996
title: birch : an efficient data clustering methodfor very large databases. authors: t zhang , r ramakrishnan , m livny. venue: proc . acm sigmod intl. conf . on managementof data , pages103 & hellip ; ,. year: nan