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» On unbounded operators and applications
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SOSP
2003
ACM
16 years 3 months ago
Implementing an untrusted operating system on trusted hardware
Recently, there has been considerable interest in providing “trusted computing platforms” using hardware — TCPA and Palladium being the most publicly visible examples. In th...
David Lie, Chandramohan A. Thekkath, Mark Horowitz
ICAPR
2009
Springer
16 years 26 days ago
Upper and Lower Grey-Level Adaptive Morphological Operators
Morphological operators designed for grey-scale functions process every points of the space identically whatever their luminance. In many situations however, it is interesting to ...
Corinne Vachier
ICPP
2009
IEEE
16 years 29 days ago
Group Operation Assembly Language - A Flexible Way to Express Collective Communication
—The implementation and optimization of collective communication operations is an important field of active research. Such operations directly influence application performance...
Torsten Hoefler, Christian Siebert, Andrew Lumsdai...
SSDBM
2002
IEEE
128views Database» more  SSDBM 2002»
15 years 11 months ago
Compressing Bitmap Indexes for Faster Search Operations
In this paper, we study the effects of compression on bitmap indexes. The main operations on the bitmaps during query processing are bitwise logical operations such as AND, OR, N...
Kesheng Wu, Ekow J. Otoo, Arie Shoshani
XIMEP
2005
ACM
155views Database» more  XIMEP 2005»
15 years 12 months ago
Deep Set Operators for XQuery
There are three set operators defined in XQuery, namely union, intersect and except. They take node sequences as operands, in which each node is identified by its node-ID and tr...
Bo Luo, Dongwon Lee, Wang-Chien Lee, Peng Liu