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GIS
2010
ACM
13 years 7 months ago
A case for time-dependent shortest path computation in spatial networks
The problem of point-to-point shortest path computation in spatial networks is extensively studied with many approaches proposed to speed-up the computation. Most of the existing ...
Ugur Demiryurek, Farnoush Banaei Kashani, Cyrus Sh...
INFOCOM
2010
IEEE
13 years 7 months ago
Cross-layer Optimization for Wireless Networks with Deterministic Channel Models
Abstract—Existing work on cross-layer optimization for wireless networks adopts simple physical-layer models, i.e., treating interference as noise. In this paper, we adopt a dete...
Ziyu Shao, Minghua Chen, Salman Avestimehr, Shuo-Y...
CORR
2011
Springer
202views Education» more  CORR 2011»
13 years 3 months ago
Online Least Squares Estimation with Self-Normalized Processes: An Application to Bandit Problems
The analysis of online least squares estimation is at the heart of many stochastic sequential decision-making problems. We employ tools from the self-normalized processes to provi...
Yasin Abbasi-Yadkori, Dávid Pál, Csa...
CORR
2011
Springer
136views Education» more  CORR 2011»
13 years 3 months ago
Degree Fluctuations and the Convergence Time of Consensus Algorithms
We consider a consensus algorithm in which every node in a time-varying undirected connected graph assigns equal weight to each of its neighbors. Under the assumption that the deg...
Alexander Olshevsky, John N. Tsitsiklis
HOTNETS
2010
13 years 3 months ago
Automatic rate adaptation
Rate adaptation is a fundamental primitive in wireless networks. Since wireless channel strength varies quickly and unpredictably, senders have to constantly measure the channel a...
Aditya Gudipati, Sachin Katti