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DCG
2007
78views more  DCG 2007»
15 years 6 months ago
Convexity in Topological Affine Planes
We extend to topological affine planes the standard theorems of convexity, among them the separation theorem, the anti-exchange theorem, Radon’s, Helly’s, Carath´eodory’s,...
Raghavan Dhandapani, Jacob E. Goodman, Andreas Hol...
DISOPT
2007
109views more  DISOPT 2007»
15 years 6 months ago
Sequential pairing of mixed integer inequalities
We present a scheme for generating new valid inequalities for mixed integer programs by taking pairwise combinations of existing valid inequalities. Our scheme is related to mixed...
Yongpei Guan, Shabbir Ahmed, George L. Nemhauser
JSS
2008
93views more  JSS 2008»
15 years 6 months ago
Search-based refactoring for software maintenance
The high cost of software maintenance could be reduced by automatically improving the design of object-oriented programs without altering their behaviour. We have constructed a so...
Mark Kent O'Keeffe, Mel Ó Cinnéide
DKE
2007
115views more  DKE 2007»
15 years 6 months ago
An improved methodology on information distillation by mining program source code
This paper presents a methodology for knowledge acquisition from source code. We use data mining to support semiautomated software maintenance and comprehension and provide practi...
Yiannis Kanellopoulos, Christos Makris, Christos T...
DM
2007
116views more  DM 2007»
15 years 6 months ago
The Ramsey numbers for a cycle of length six or seven versus a clique of order seven
: For two given graphs G1 and G2, the Ramsey number R(G1, G2) is the smallest integer n such that for any graph G of order n, either G contains G1 or the complement of G contains G...
T. C. Edwin Cheng, Yaojun Chen, Yunqing Zhang, C. ...