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» Generalization Bounds for Some Ordinal Regression Algorithms
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CORR
2010
Springer
141views Education» more  CORR 2010»
13 years 8 months ago
FIFO anomaly is unbounded
Abstract. Virtual memory of computers is usually implemented by demand paging. For some page replacement algorithms the number of page faults may increase as the number of page fra...
Peter Fornai, Antal Iványi
APPROX
2011
Springer
234views Algorithms» more  APPROX 2011»
12 years 8 months ago
Streaming Algorithms with One-Sided Estimation
Abstract. We study the space complexity of randomized streaming algorithms that provide one-sided approximation guarantees; e.g., the algorithm always returns an overestimate of th...
Joshua Brody, David P. Woodruff
LATIN
2010
Springer
14 years 3 months ago
Sharp Separation and Applications to Exact and Parameterized Algorithms
Many divide-and-conquer algorithms employ the fact that the vertex set of a graph of bounded treewidth can be separated in two roughly balanced subsets by removing a small subset o...
Fedor V. Fomin, Daniel Lokshtanov, Fabrizio Grando...
FOCS
1993
IEEE
14 years 19 days ago
An On-Line Algorithm for Improving Performance in Navigation
We consider the following scenario. A point robot is placed at some start location ¡ in a 2dimensional scene containing oriented rectangular obstacles. The robot must repeatedly ...
Avrim Blum, Prasad Chalasani
WG
2005
Springer
14 years 2 months ago
Hypertree Decompositions: Structure, Algorithms, and Applications
We review the concepts of hypertree decomposition and hypertree width from a graph theoretical perspective and report on a number of recent results related to these concepts. We al...
Georg Gottlob, Martin Grohe, Nysret Musliu, Marko ...