title: birch : an efficient data clustering method for very large databases t zhang , r ramakrishnan , m livny sigmod conference 1996. authors: nan. venue: nan. year: nan
title: ã cents â ? ¬ â ? cents birch : an efficient data clustering method for very large databasesã cents â ? ¬ â ? cents t zhang , r ramakrishnan , m linvy. authors: nan. venue: proc . acm sigmod int . conf . on management of data , acm press ,. year: nan