title: the a-tree : an index structure for high-dimensional spaces using relative approximation y sakurai , m yoshikawa , s uemura , h kojima vldb 2000. authors: nan. venue: nan. year: nan
title: the gc-tree : a high-dimensional index structure for similarity search in image databases ieee transactions on multimedia , 2002.0. authors: gh cha , cw chung. venue: nan. year: nan