Graham Cormode S. Muthukrishnan Irina Rozenbaum Summarizing and Mining Inverse Distributions on Data Streams via Dynamic Inverse Sampling. 25-36 2005 conf/vldb/2005 VLDB http://www.vldb2005.org/program/paper/tue/p25-cormode.pdf db/conf/vldb/vldb2005.html#CormodeMR05