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» The Complexity of the Approximation of the Bandwidth Problem
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RECSYS
2009
ACM
14 years 3 months ago
Recommendations with prerequisites
We consider the problem of recommending the best set of k items when there is an inherent ordering between items, expressed as a set of prerequisites (e.g., the course ‘Real Ana...
Aditya G. Parameswaran, Hector Garcia-Molina
PATMOS
2007
Springer
14 years 3 months ago
Fast Calculation of Permissible Slowdown Factors for Hard Real-Time Systems
This work deals with the problem to optimise the energy consumption of an embedded system. On system level, tasks are assumed to have a certain CPU-usage they need for completion. ...
Henrik Lipskoch, Karsten Albers, Frank Slomka
COMPGEOM
2003
ACM
14 years 2 months ago
Restricted delaunay triangulations and normal cycle
We address the problem of curvature estimation from sampled smooth surfaces. Building upon the theory of normal cycles, we derive a definition of the curvature tensor for polyhed...
David Cohen-Steiner, Jean-Marie Morvan
STOC
2010
ACM
193views Algorithms» more  STOC 2010»
14 years 1 months ago
Maintaining a large matching and a small vertex cover
We consider the problem of maintaining a large matching and a small vertex cover in a dynamically changing graph. Each update to the graph is either an edge deletion or an edge in...
Krzysztof Onak, Ronitt Rubinfeld
CIAC
2006
Springer
278views Algorithms» more  CIAC 2006»
14 years 24 days ago
Covering a Set of Points with a Minimum Number of Lines
We consider the minimum line covering problem: given a set S of n points in the plane, we want to find the smallest number l of straight lines needed to cover all n points in S. W...
Magdalene Grantson, Christos Levcopoulos