Yasushi Sakurai Masatoshi Yoshikawa Shunsuke Uemura Haruhiko Kojima The Subspace Coding Method: A New Indexing Scheme for High-Dimensional Data. 210-218 2000 conf/cikm/2000 CIKM http://doi.acm.org/10.1145/354756.354821 db/conf/cikm/cikm2000.html#SakuraiYUK00