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IMC
2010
ACM
13 years 8 months ago
Measuring the mixing time of social graphs
Social networks provide interesting algorithmic properties that can be used to bootstrap the security of distributed systems. For example, it is widely believed that social networ...
Abedelaziz Mohaisen, Aaram Yun, Yongdae Kim
AMC
2010
143views more  AMC 2010»
13 years 10 months ago
Fixed-point iterations in determining a Tikhonov regularization parameter in Kirsch's factorization method
Kirsch's factorization method is a fast inversion technique for visualizing the profile of a scatterer from measurements of the far-field pattern. The mathematical basis of t...
Koung Hee Leem, George Pelekanos, Fermín S....
FAST
2010
14 years 10 days ago
I/O Deduplication: Utilizing Content Similarity to Improve I/O Performance
Duplication of data in storage systems is becoming increasingly common. We introduce I/O Deduplication, a storage optimization that utilizes content similarity for improving I/O p...
Ricardo Koller, Raju Rangaswami
FAST
2010
14 years 10 days ago
Extending SSD Lifetimes with Disk-Based Write Caches
We present Griffin, a hybrid storage device that uses a hard disk drive (HDD) as a write cache for a Solid State Device (SSD). Griffin is motivated by two observations: First, HDD...
Gokul Soundararajan, Vijayan Prabhakaran, Mahesh B...
FAST
2010
14 years 10 days ago
Black-Box Problem Diagnosis in Parallel File Systems
We focus on automatically diagnosing different performance problems in parallel file systems by identifying, gathering and analyzing OS-level, black-box performance metrics on eve...
Michael P. Kasick, Jiaqi Tan, Rajeev Gandhi, Priya...