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PDPTA
2004
14 years 11 months ago
Efficient Disk Replacement and Data Migration Algorithms for Large Disk Subsystems
Random data placement has recently emerged as an alternative to traditional data striping. From a performance perspective, it has been demonstrated to be an efficient and scalable...
Roger Zimmermann, Beomjoo Seo
ICDE
2008
IEEE
131views Database» more  ICDE 2008»
15 years 11 months ago
Parallel Evaluation of Composite Aggregate Queries
Aggregate measures summarizing subsets of data are valuable in exploratory analysis and decision support, especially when dependent aggregations can be easily specified and compute...
Lei Chen 0003, Christopher Olston, Raghu Ramakrish...
CCE
2007
14 years 9 months ago
Water networks security: A two-stage mixed-integer stochastic program for sensor placement under uncertainty
This work describes a stochastic approach for the optimal placement of sensors in municipal water networks to detect maliciously injected contaminants. The model minimizes the exp...
Vicente Rico-Ramírez, Sergio Frausto-Hern&a...
ICCAD
2010
IEEE
158views Hardware» more  ICCAD 2010»
14 years 7 months ago
Novel binary linear programming for high performance clock mesh synthesis
Clock mesh is popular in high performance VLSI design because it is more robust against variations than clock tree at a cost of higher power consumption. In this paper, we propose ...
Minsik Cho, David Z. Pan, Ruchir Puri
CRV
2011
IEEE
278views Robotics» more  CRV 2011»
13 years 9 months ago
Online Visual Vocabularies
Abstract—The idea of an online visual vocabulary is proposed. In contrast to the accepted strategy of generating vocabularies offline, using the k-means clustering over all the ...
Yogesh A. Girdhar, Gregory Dudek