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SIAMSC
2010
142views more  SIAMSC 2010»
13 years 3 months ago
Hypergraph-Based Unsymmetric Nested Dissection Ordering for Sparse LU Factorization
In this paper we present HUND, a hypergraph-based unsymmetric nested dissection ordering algorithm for reducing the fill-in incurred during Gaussian elimination. HUND has several i...
Laura Grigori, Erik G. Boman, Simplice Donfack, Ti...
SIGKDD
2010
259views more  SIGKDD 2010»
13 years 3 months ago
Activity recognition using cell phone accelerometers
Mobile devices are becoming increasingly sophisticated and the latest generation of smart cell phones now incorporates many diverse and powerful sensors. These sensors include GPS...
Jennifer R. Kwapisz, Gary M. Weiss, Samuel Moore
SIGMOD
2010
ACM
362views Database» more  SIGMOD 2010»
13 years 3 months ago
Data warehousing and analytics infrastructure at facebook
Scalable analysis on large data sets has been core to the functions of a number of teams at Facebook - both engineering and nonengineering. Apart from ad hoc analysis of data and ...
Ashish Thusoo, Zheng Shao, Suresh Anthony, Dhruba ...
SIGOPS
2010
179views more  SIGOPS 2010»
13 years 3 months ago
Online cache modeling for commodity multicore processors
Modern chip-level multiprocessors (CMPs) contain multiple processor cores sharing a common last-level cache, memory interconnects, and other hardware resources. Workloads running ...
Richard West, Puneet Zaroo, Carl A. Waldspurger, X...
SIGSOFT
2010
ACM
13 years 3 months ago
Path-based fault correlations
Although a number of automatic tools have been developed to detect faults, much of the diagnosis is still being done manually. To help with the diagnostic tasks, we formally intro...
Wei Le, Mary Lou Soffa
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