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APPROX
2004
Springer
135views Algorithms» more  APPROX 2004»
14 years 28 days ago
The Diameter of Randomly Perturbed Digraphs and Some Applications.
The central observation of this paper is that if ǫn random arcs are added to any n-node strongly connected digraph with bounded degree then the resulting graph has diameter O(ln ...
Abraham Flaxman, Alan M. Frieze
INTERACT
2003
13 years 9 months ago
Questioning the Effectiveness of Contextual Online Help: Some Alternative Propositions
: Most online help systems on the market prove unsuited to the actual needs of novice users. Although recent research has focused on the design and implementation of contextual, ad...
Antonio Capobianco
CORR
2010
Springer
60views Education» more  CORR 2010»
13 years 7 months ago
Hitting time results for Maker-Breaker games
We study Maker-Breaker games played on the edge set of a random graph. Specifically, we consider the random graph process and analyze the first time in a typical random graph proc...
Sonny Ben-Shimon, Asaf Ferber, Dan Hefetz, Michael...
SDM
2010
SIAM
146views Data Mining» more  SDM 2010»
13 years 9 months ago
Evaluating Query Result Significance in Databases via Randomizations
Many sorts of structured data are commonly stored in a multi-relational format of interrelated tables. Under this relational model, exploratory data analysis can be done by using ...
Markus Ojala, Gemma C. Garriga, Aristides Gionis, ...
APPROX
2004
Springer
179views Algorithms» more  APPROX 2004»
14 years 28 days ago
Maximum Weight Independent Sets and Matchings in Sparse Random Graphs. Exact Results Using the Local Weak Convergence Method
ABSTRACT: Let G(n, c/n) and Gr(n) be an n-node sparse random graph and a sparse random rregular graph, respectively, and let I(n, r) and I(n, c) be the sizes of the largest indepen...
David Gamarnik, Tomasz Nowicki, Grzegorz Swirszcz