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» The skew spectrum of graphs
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TWC
2008
145views more  TWC 2008»
13 years 8 months ago
Generalized Window-Based PN Acquisition Scheme in CDMA Spread Spectrum Systems
In this letter, we propose a generalized version of the window-based pseudonoise (PN) acquisition scheme verifying one or more best hypotheses rather than the best one per search w...
Kwang Man Ok, Chung Gu Kang
MOBIHOC
2012
ACM
12 years 2 days ago
Spatial spectrum access game: nash equilibria and distributed learning
A key feature of wireless communications is the spatial reuse. However, the spatial aspect is not yet well understood for the purpose of designing efficient spectrum sharing mecha...
Xu Chen, Jianwei Huang
APWEB
2010
Springer
14 years 2 months ago
Crawling Online Social Graphs
—Extensive research has been conducted on top of online social networks (OSNs), while little attention has been paid to the data collection process. Due to the large scale of OSN...
Shaozhi Ye, Juan Lang, Shyhtsun Felix Wu
ICC
2007
IEEE
150views Communications» more  ICC 2007»
14 years 1 months ago
ACE Spectrum of LDPC Codes and Generalized ACE Design
The construction of good, finite-length, LDPC codes is currently an attractive research area. Reducing attention to the Binary Erasure Channel (BEC), this problem translates into t...
Dejan Vukobratovic, Aleksandar Djurendic, Vojin Se...
WAW
2009
Springer
138views Algorithms» more  WAW 2009»
14 years 4 months ago
Information Theoretic Comparison of Stochastic Graph Models: Some Experiments
The Modularity-Q measure of community structure is known to falsely ascribe community structure to random graphs, at least when it is naively applied. Although Q is motivated by a ...
Kevin J. Lang