Michael Mathioudakis Dimitris Sacharidis Timos K. Sellis A study on workload-aware wavelet synopses for point and range-sum queries. 27-34 2006 conf/dolap/2006 DOLAP http://doi.acm.org/10.1145/1183512.1183519 db/conf/dolap/dolap2006.html#MathioudakisSS06