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VLDB
2000
ACM
163views Database» more  VLDB 2000»
13 years 11 months ago
Hierarchical Compact Cube for Range-Max Queries
A range-max query finds the maximum value over all selected cells of an on-line analytical processing (OLAP) data cube where the selection is specified by ranges of contiguous val...
Sin Yeung Lee, Tok Wang Ling, Hua-Gang Li
BTW
2007
Springer
183views Database» more  BTW 2007»
13 years 11 months ago
Efficient Reverse k-Nearest Neighbor Estimation
: The reverse k-nearest neighbor (RkNN) problem, i.e. finding all objects in a data set the k-nearest neighbors of which include a specified query object, has received increasing a...
Elke Achtert, Christian Böhm, Peer Kröge...
CONEXT
2009
ACM
13 years 8 months ago
A minimum-delay-difference method for mitigating cross-traffic impact on capacity measurement
The accuracy and speed of path capacity measurement could be seriously affected by the presence of cross traffic on the path. In this paper, we propose a new cross-traffic filteri...
Edmond W. W. Chan, Xiapu Luo, Rocky K. C. Chang
CEAS
2005
Springer
14 years 1 months ago
Implicit Queries for Email
Implicit query systems examine a document and automatically conduct searches for the most relevant information. In this paper, we offer three contributions to implicit query resea...
Joshua Goodman, Vitor R. Carvalho
ICDE
2008
IEEE
121views Database» more  ICDE 2008»
14 years 8 months ago
Optimizing Hierarchical Access in OLAP Environment
In Online Analytic Processing (OLAP) deployments, different users, lines of businesses and business units often create adhoc aggregation hierarchies tailor-made for specific report...
Lipyeow Lim, Bishwaranjan Bhattacharjee