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Rakesh Agrawal and Arun Swami . A one-pass space-efficient algorithm for finding quantiles . Proc. 7th Int. Conf. Management of Data, COMAD , 28-30 December 1995 . Rakesh Agrawal and Arun Swami. A one-pass space-efficient algorithm for finding quantiles. Proc. 7th Int. Conf. Management of Data, COMAD, 28-30 December 1995.
I. Pohl . A minimum storage algorithm for computing the median. IBM Research Report RC 2701, November 1969 . I. Pohl. A minimum storage algorithm for computing the median. IBM Research Report RC 2701, November 1969.
Viswanath Poosala , Venkatesh Ganti , and Yannis E. Ioannidis . Approximate query answering using histograms . Bulletin of the IEEE Technical Committee on Data Engineering , 22 ( 4 ): 6 - 15 , December 1999 . Viswanath Poosala, Venkatesh Ganti, and Yannis E. Ioannidis. Approximate query answering using histograms. Bulletin of the IEEE Technical Committee on Data Engineering, 22(4):6-15, December 1999.