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ESA
2009
Springer
129views Algorithms» more  ESA 2009»
16 years 1 months ago
Constant Ratio Fixed-Parameter Approximation of the Edge Multicut Problem
Abstract. The input of the Edge Multicut problem consists of an undirected graph G and pairs of terminals {s1, t1}, . . . , {sm, tm}; the task is to remove a minimum set of edges s...
Dániel Marx, Igor Razgon
165
Voted
ESA
2004
Springer
96views Algorithms» more  ESA 2004»
16 years 5 days ago
An Experimental Study of Random Knapsack Problems
The size of the Pareto curve for the bicriteria version of the knapsack problem is polynomial on average. This has been shown for various random input distributions. We experimenta...
René Beier, Berthold Vöcking
GLOBECOM
2007
IEEE
16 years 1 months ago
Low PAPR STBCs from Complex Partial-Orthogonal Designs (CPODs)
— Space-time codes from complex orthogonal designs (CODs) with no zero entries offer low Peak to Average power ratio (PAPR) and avoid the problem of turning off antennas. But COD...
Gopu V. R. Muni Kumar, B. Sundar Rajan
VLDB
2002
ACM
157views Database» more  VLDB 2002»
16 years 7 months ago
A formal perspective on the view selection problem
The view selection problem is to choose a set of views to materialize over a database schema, such that the cost of evaluating a set of workload queries is minimized and such that ...
Rada Chirkova, Alon Y. Halevy, Dan Suciu
ICECCS
1995
IEEE
100views Hardware» more  ICECCS 1995»
15 years 10 months ago
POSD-a notation for presenting complex systems of processes
When trying to describe the behaviour of large systems, such as the business processes of large enterprises, we often adopt diagramming techniques based on derivatives of data flo...
Peter Henderson, Graham D. Pratten