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» Efficient Processing of the Cube Operator
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VLSISP
2008
203views more  VLSISP 2008»
15 years 3 months ago
FPGA-based System for Real-Time Video Texture Analysis
This paper describes a novel system for real-time video texture analysis. The system utilizes hardware to extract 2nd -order statistical features from video frames. These features ...
Dimitrios E. Maroulis, Dimitrios K. Iakovidis, Dim...
ASPLOS
2009
ACM
16 years 4 months ago
QR decomposition on GPUs
QR decomposition is a computationally intensive linear algebra operation that factors a matrix A into the product of a unitary matrix Q and upper triangular matrix R. Adaptive sys...
Andrew Kerr, Dan Campbell, Mark Richards
VLDB
2003
ACM
115views Database» more  VLDB 2003»
16 years 4 months ago
Lineage tracing for general data warehouse transformations
Data warehousing systems integrate information from operational data sources into a central repository to enable analysis and mining of the integrated information. During the integ...
Yingwei Cui, Jennifer Widom
ICDT
2010
ACM
180views Database» more  ICDT 2010»
16 years 1 months ago
Foundations of SPARQL Query Optimization
We study fundamental aspects related to the efficient processing of the SPARQL query language for RDF, proposed by the W3C to encode machine-readable information in the Semantic W...
Michael Schmidt, Michael Meier, Georg Lausen
ISCAS
2007
IEEE
113views Hardware» more  ISCAS 2007»
15 years 10 months ago
A Low Power 4-bit Interleaved Burst Sampling ADC for Sub-GHz Impulse UWB Radio
Abstract—This paper presents a low power 4-bit ADC for subGHz Ultra Wideband (UWB) receivers. The power efficiency is achieved by taking advantage of the low duty cycle feature o...
Xiaodong Zhang, Magdy Bayoumi