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WCNC
2010
IEEE
13 years 7 months ago
Sensing and Communication Tradeoff for Cognitive Access of Continues-Time Markov Channels
—Dynamic spectrum access (DSA) aims to improve spectrum efficiency via spectrum sensing and optimal spectrum access. An essential component in DSA is the joint design of sensing...
Xin Li, Qianchuan Zhao, Xiaohong Guan, Lang Tong
KDD
2009
ACM
192views Data Mining» more  KDD 2009»
14 years 9 months ago
Learning optimal ranking with tensor factorization for tag recommendation
Tag recommendation is the task of predicting a personalized list of tags for a user given an item. This is important for many websites with tagging capabilities like last.fm or de...
Steffen Rendle, Leandro Balby Marinho, Alexandros ...
AI
2002
Springer
13 years 8 months ago
The size distribution for Markov equivalence classes of acyclic digraph models
Bayesian networks, equivalently graphical Markov models determined by acyclic digraphs or ADGs (also called directed acyclic graphs or dags), have proved to be both effective and ...
Steven B. Gillispie, Michael D. Perlman
ICDCS
1998
IEEE
14 years 25 days ago
Improved Lightpath (Wavelength) Routing in Large WDM Networks
We address the problem of efficient circuit switching in wide area networks. The solution provided is based on finding optimal routes for lightpaths and semilightpaths. A lightpat...
Weifa Liang, George Havas, Xiaojun Shen
PDCAT
2004
Springer
14 years 1 months ago
An Optimal Broadcasting Algorithm for de Bruijn Network dBG(d, k)
Recent works have classified de Bruijn graph (dBG) based broadcasting algorithms into local broadcasting and arc-disjoint spanning trees based broadcasting. However, those algorit...
Ngoc Chi Nguyen, Sungyoung Lee