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ICDE
2009
IEEE
186views Database» more  ICDE 2009»
16 years 8 months ago
A Benchmark for Online Index Selection
Online approaches to physical design tuning have received considerable attention in the recent literature, with a focus on the problem of online index selection. However, it is dif...
Karl Schnaitter, Neoklis Polyzotis
ICDE
2010
IEEE
183views Database» more  ICDE 2010»
16 years 1 months ago
Estimating the compression fraction of an index using sampling
—Data compression techniques such as null suppression and dictionary compression are commonly used in today’s database systems. In order to effectively leverage compression, it...
Stratos Idreos, Raghav Kaushik, Vivek R. Narasayya...
CIKM
2009
Springer
16 years 1 months ago
Inverted indexes vs. bitmap indexes in decision support systems
Bitmap indexes are widely used in Decision Support Systems (DSSs) to improve query performance. In this paper, we evaluate the use of compressed inverted indexes with adapted quer...
Truls A. Bjørklund, Nils Grimsmo, Johannes ...
ISCAS
2008
IEEE
109views Hardware» more  ISCAS 2008»
16 years 1 months ago
A low-area interconnect architecture for chip multiprocessors
— A new inter-processor communication architecture for chip multiprocessors is proposed which has a low area cost and flexible routing capability. To achieve a low area cost, th...
Zhiyi Yu, Bevan M. Baas
DATE
2007
IEEE
99views Hardware» more  DATE 2007»
16 years 1 months ago
Very wide register: an asymmetric register file organization for low power embedded processors
In current embedded systems processors, multi-ported register files are one of the most power hungry parts of the processor, even when they are clustered. This paper presents a n...
Praveen Raghavan, Andy Lambrechts, Murali Jayapala...