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IJCV
2012
13 years 8 months ago
Globally Optimal Estimation of Nonrigid Image Distortion
Abstract Image alignment in the presence of non-rigid distortions is a challenging task. Typically, this involves estimating the parameters of a dense deformation field that warps...
Yuandong Tian, Srinivasa G. Narasimhan
DSN
2008
IEEE
15 years 8 months ago
Experiences with formal specification of fault-tolerant file systems
Fault-tolerant, replicated file systems are a crucial component of today's data centers. Despite their huge complexity, these systems are typically specified only in brief pr...
Roxana Geambasu, Andrew Birrell, John MacCormick
ASIACRYPT
2010
Springer
15 years 4 months ago
Structured Encryption and Controlled Disclosure
We consider the problem of encrypting structured data (e.g., a web graph or a social network) in such a way that it can be efficiently and privately queried. For this purpose, we ...
Melissa Chase, Seny Kamara
SECON
2010
IEEE
15 years 4 months ago
Two-Tiered Constrained Relay Node Placement in Wireless Sensor Networks: Efficient Approximations
In a wireless sensor network, short range multihop transmissions are preferred to prolong the network lifetime due to super-linear nature of energy consumption with communication d...
Dejun Yang, Satyajayant Misra, Xi Fang, Guoliang X...
EUROPAR
2005
Springer
15 years 12 months ago
An Approach to Performance Prediction for Parallel Applications
Abstract. Accurately modeling and predicting performance for largescale applications becomes increasingly difficult as system complexity scales dramatically. Analytic predictive mo...
Engin Ipek, Bronis R. de Supinski, Martin Schulz, ...