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STOC
2007
ACM
140views Algorithms» more  STOC 2007»
16 years 1 months ago
On the submodularity of influence in social networks
We prove and extend a conjecture of Kempe, Kleinberg, and Tardos (KKT) on the spread of influence in social networks. A social network can be represented by a directed graph where...
Elchanan Mossel, Sébastien Roch
KDD
2009
ACM
189views Data Mining» more  KDD 2009»
15 years 8 months ago
CoCo: coding cost for parameter-free outlier detection
How can we automatically spot all outstanding observations in a data set? This question arises in a large variety of applications, e.g. in economy, biology and medicine. Existing ...
Christian Böhm, Katrin Haegler, Nikola S. M&u...
FOCS
2007
IEEE
15 years 8 months ago
Parameterized Proof Complexity
We propose a proof-theoretic approach for gaining evidence that certain parameterized problems are not fixedparameter tractable. We consider proofs that witness that a given prop...
Stefan S. Dantchev, Barnaby Martin, Stefan Szeider
MFCS
2004
Springer
15 years 7 months ago
Captive Cellular Automata
Abstract. We introduce a natural class of cellular automata characterised by a property of the local transition law without any assumption on the states set. We investigate some al...
Guillaume Theyssier
INFOCOM
2003
IEEE
15 years 6 months ago
Estimation of Congestion Price Using Probabilistic Packet Marking
Abstract— One key component of recent pricing-based congestion control schemes is an algorithm for probabilistically setting the Explicit Congestion Notification bit at routers ...
Micah Adler, Jin-yi Cai, Jonathan K. Shapiro, Dona...