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WAW
2010
Springer
311views Algorithms» more  WAW 2010»
15 years 23 hour ago
Game-Theoretic Models of Information Overload in Social Networks
We study the effect of information overload on user engagement in an asymmetric social network like Twitter. We introduce simple game-theoretic models that capture rate competition...
Christian Borgs, Jennifer T. Chayes, Brian Karrer,...
ASIACRYPT
2004
Springer
15 years 7 months ago
Generic Homomorphic Undeniable Signatures
We introduce a new computational problem related to the interpolation of group homomorphisms which generalizes many famous cryptographic problems including discrete logarithm, Diļ¬...
Jean Monnerat, Serge Vaudenay
141
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BIBE
2007
IEEE
145views Bioinformatics» more  BIBE 2007»
15 years 8 months ago
Homomorphisms of Multisource Trees into Networks with Applications to Metabolic Pathways
Network mapping is a convenient tool for comparing and exploring biological networks; it can be used for predicting unknown pathways, fast and meaningful searching of databases, a...
Qiong Cheng, Robert W. Harrison, Alexander Zelikov...
FCT
2005
Springer
15 years 7 months ago
Exact Algorithms for Graph Homomorphisms
Graph homomorphism, also called H-coloring, is a natural generalization of graph coloring: There is a homomorphism from a graph G to a complete graph on k vertices if and only if ...
Fedor V. Fomin, Pinar Heggernes, Dieter Kratsch
EJC
2008
15 years 2 months ago
Generalised dualities and maximal finite antichains in the homomorphism order of relational structures
The motivation for this paper is three-fold. First, we study the connectivity properties of the homomorphism order of directed graphs, and more generally for relational structures...
Jan Foniok, Jaroslav Nesetril, Claude Tardif