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15 years 6 months ago
Multigraph Sampling of Online Social Networks
State-of-the-art techniques for probability sampling of users of online social networks (OSNs) are based on random walks on a single social relation. While powerful, these methods ...
Minas Gjoka, Carter T. Butts, Maciej Kurant, Athin...
CCR
2006
96views more  CCR 2006»
15 years 6 months ago
XCP for shared-access multi-rate media
The eXplicit Control Protocol (XCP) was developed to overcome some of the limitations of TCP, such as low utilization in high bandwidth delay product networks, unstable throughput...
Filipe Abrantes, Manuel Ricardo
JCC
2008
67views more  JCC 2008»
15 years 6 months ago
Systematic investigation on the geometric dependence of the calculated nuclear magnetic shielding constants
: We perform a systematic examination on the dependence of the calculated nuclear magnetic shielding constants on the chosen geometry for a selective set of density functional meth...
Ying Zhang, Xin Xu, Yijing Yan
JCP
2006
85views more  JCP 2006»
15 years 6 months ago
A Constructive Meta-Level Feature Selection Method based on Method Repositories
Feature selection is one of key issues related with data pre-processing of classification task in a data mining process. Although many efforts have been done to improve typical fea...
Hidenao Abe, Takahira Yamaguchi
KAIS
2008
112views more  KAIS 2008»
15 years 6 months ago
A hybrid aggregation and compression technique for road network databases
Abstract Vector data and in particular road networks are being queried, hosted and processed in many application domains such as in mobile computing. Many client systems such as PD...
Ali Khoshgozaran, Ali Khodaei, Mehdi Sharifzadeh, ...