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ATAL
2009
Springer
15 years 4 months ago
Effects of resource and remembering on social networks
To better represent human interactions in social networks, the authors take a network-oriented simulation approach to analyze the evolution of acquaintance networks based on local...
Chung-Yuan Huang, Yu-Shiuan Tsai, Chuen-Tsai Sun
JCDL
2009
ACM
127views Education» more  JCDL 2009»
15 years 4 months ago
Finding topic trends in digital libraries
We propose a generative model based on latent Dirichlet allocation for mining distinct topics in document collections by integrating the temporal ordering of documents into the ge...
Levent Bolelli, Seyda Ertekin, Ding Zhou, C. Lee G...
CDC
2008
IEEE
197views Control Systems» more  CDC 2008»
15 years 4 months ago
Dynamic spectrum access policies for cognitive radio
—We study the problem of dynamic spectrum sensing and access in cognitive radio systems as a partially observed Markov decision process (POMDP). A group of cognitive users cooper...
Jayakrishnan Unnikrishnan, Venugopal V. Veeravalli
GLOBECOM
2008
IEEE
15 years 4 months ago
A Graph-Based Approach to Multi-Cell OFDMA Downlink Resource Allocation
— A novel, practical and low-complexity multi-cell OFDMA downlink channel assignment method using a graphbased approach is proposed in this work. The inter-cell interference (ICI...
Yu-Jung Chang, Zhifeng Tao, Jinyun Zhang, C. C. Ja...
ICARCV
2008
IEEE
166views Robotics» more  ICARCV 2008»
15 years 4 months ago
Composite feature modeling and retrieval
—Feature-based intelligent design and manufacturing systems in the Internet environment are an evolution of traditional geometric and solid modeling systems. This paper presents ...
Jin Hou, Dengsheng Zhang, Zeng Chen, Xuerong Xu, T...