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SEMWEB
2010
Springer
15 years 4 months ago
Deciding Agent Orientation on Ontology Mappings
Effective communication in open environments relies on the ability of agents to reach a mutual understanding of the exchanged message by reconciling the vocabulary (ontology) used....
Paul Doran, Terry R. Payne, Valentina A. M. Tamma,...
WAW
2010
Springer
235views Algorithms» more  WAW 2010»
15 years 4 months ago
Multiplicative Attribute Graph Model of Real-World Networks
Large scale real-world network data such as social and information networks are ubiquitous. The study of such social and information networks seeks to find patterns and explain th...
Myunghwan Kim, Jure Leskovec
WINE
2010
Springer
178views Economy» more  WINE 2010»
15 years 4 months ago
Improved Hardness of Approximation for Stackelberg Shortest-Path Pricing
We consider the Stackelberg shortest-path pricing problem, which is defined as follows. Given a graph G with fixed-cost and pricable edges and two distinct vertices s and t, we may...
Patrick Briest, Parinya Chalermsook, Sanjeev Khann...
CDC
2009
IEEE
142views Control Systems» more  CDC 2009»
15 years 4 months ago
Asynchronous distributed optimization with minimal communication and connectivity preservation
Abstract-- We consider problems where multiple agents cooperate to control their individual state so as to optimize a common objective while communicating with each other to exchan...
Minyi Zhong, Christos G. Cassandras
CIBCB
2009
IEEE
15 years 4 months ago
Shape modeling and clustering of white matter fiber tracts using fourier descriptors
Reliable shape modeling and clustering of white matter fiber tracts is essential for clinical and anatomical studies that use diffusion tensor imaging (DTI) tractography techniques...
Xuwei Liang, Qi Zhuang, Ning Cao, Jun Zhang