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CORR
2008
Springer
139views Education» more  CORR 2008»
15 years 6 months ago
Generalized Traveling Salesman Problem Reduction Algorithms
The generalized traveling salesman problem (GTSP) is an extension of the well-known traveling salesman problem. In GTSP, we are given a partition of cities into groups and we are ...
Gregory Gutin, Daniel Karapetyan
CORR
2008
Springer
139views Education» more  CORR 2008»
15 years 6 months ago
The Secrecy Graph and Some of its Properties
A new random geometric graph model, the so-called secrecy graph, is introduced and studied. The graph represents a wireless network and includes only edges over which secure commun...
Martin Haenggi
CORR
2008
Springer
120views Education» more  CORR 2008»
15 years 6 months ago
Detecting Errors in Spreadsheets
The paper presents two complementary strategies for identifying errors in spreadsheet programs. The strategies presented are grounded on the assumption that spreadsheets are softw...
Yirsaw Ayalew, Markus Clermont, Roland T. Mitterme...
CORR
2008
Springer
151views Education» more  CORR 2008»
15 years 6 months ago
Exact Matrix Completion via Convex Optimization
We consider a problem of considerable practical interest: the recovery of a data matrix from a sampling of its entries. Suppose that we observe m entries selected uniformly at ran...
Emmanuel J. Candès, Benjamin Recht
CORR
2008
Springer
108views Education» more  CORR 2008»
15 years 6 months ago
Defaults and Normality in Causal Structures
A serious defect with the Halpern-Pearl (HP) definition of causality is repaired by combining a theory of causality with a theory of defaults. In addition, it is shown that (despi...
Joseph Y. Halpern