Sciweavers

CCGRID
2011
IEEE
12 years 8 months ago
Network-Friendly One-Sided Communication through Multinode Cooperation on Petascale Cray XT5 Systems
—One-sided communication is important to enable asynchronous communication and data movement for Global Address Space (GAS) programming models. Such communication is typically re...
Xinyu Que, Weikuan Yu, Vinod Tipparaju, Jeffrey S....
CCGRID
2011
IEEE
12 years 8 months ago
High Performance Pipelined Process Migration with RDMA
—Coordinated Checkpoint/Restart (C/R) is a widely deployed strategy to achieve fault-tolerance. However, C/R by itself is not capable enough to meet the demands of upcoming exasc...
Xiangyong Ouyang, Raghunath Rajachandrasekar, Xavi...
CORR
2011
Springer
147views Education» more  CORR 2011»
12 years 11 months ago
Human-Assisted Graph Search: It's Okay to Ask Questions
We consider the problem of human-assisted graph search: given a directed acyclic graph with some (unknown) target node(s), we consider the problem of finding the target node(s) b...
Aditya G. Parameswaran, Anish Das Sarma, Hector Ga...
COLING
2002
13 years 4 months ago
Extraposition: A Case Study in German Sentence Realization
We profile the occurrence of clausal extraposition in corpora from different domains and demonstrate that extraposition is a pervasive phenomenon in German that must be addressed ...
Michael Gamon, Eric K. Ringger, Zhu Zhang, Robert ...
APIN
2008
110views more  APIN 2008»
13 years 4 months ago
Explaining inferences in Bayesian networks
While Bayesian network (BN) can achieve accurate predictions even with erroneous or incomplete evidence, explaining the inferences remains a challenge. Existing approaches fall sh...
Ghim-Eng Yap, Ah-Hwee Tan, HweeHwa Pang
ICC
2008
IEEE
115views Communications» more  ICC 2008»
13 years 11 months ago
On the Performance of Linear Least-Squares Estimation in Wireless Positioning Systems
A common technique for wireless positioning is to estimate time-of-arrivals (TOAs) of signals traveling between a target node and a number of reference nodes, and then to determin...
Sinan Gezici, Ismail Güvenç, Zafer Sah...
EWSN
2010
Springer
14 years 1 months ago
Radio Interferometric Angle of Arrival Estimation
Abstract. Several localization algorithms exist for wireless sensor networks that use angle of arrival measurements to estimate node position. However, there are limited options fo...
Isaac Amundson, János Sallai, Xenofon D. Ko...