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» Algorithms for Challenging Motif Problems
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CIKM
2010
Springer
14 years 11 months ago
Exploiting hierarchical tags for context-awareness
Context-awareness for information retrieval is challenging problem as information about the users current situation is rarely available. If such information would be available, re...
Alan Said, Jérôme Kunegis, Ernesto Wi...
PAMI
2011
14 years 11 months ago
Robust Bilayer Segmentation and Motion/Depth Estimation with a Handheld Camera
—Extracting high-quality dynamic foreground layers from a video sequence is a challenging problem due to the coupling of color, motion, and occlusion. Many approaches assume that...
Guofeng Zhang, Jiaya Jia, Wei Hua, Hujun Bao
TSMC
2011
355views more  TSMC 2011»
14 years 11 months ago
Particle Swarm Optimization in Wireless-Sensor Networks: A Brief Survey
—Wireless sensor networks (WSNs) are networks of autonomous nodes used for monitoring an environment. Developers of WSNs face challenges that arise from communication link failur...
Raghavendra V. Kulkarni, Ganesh K. Venayagamoorthy
JMLR
2010
146views more  JMLR 2010»
14 years 11 months ago
Nonparametric Tree Graphical Models
We introduce a nonparametric representation for graphical model on trees which expresses marginals as Hilbert space embeddings and conditionals as embedding operators. This formul...
Le Song, Arthur Gretton, Carlos Guestrin
TII
2010
110views Education» more  TII 2010»
14 years 11 months ago
An Efficient Threshold-Based Power Management Mechanism for Heterogeneous Soft Real-Time Clusters
With growing cost of electricity, the power management of server clusters has become an important problem. However, most previous researchers only address the challenge in homogen...
Leping Wang, Ying Lu