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JOI
2008
51views more  JOI 2008»
13 years 8 months ago
International collaboration in science and the formation of a core group
International collaboration as measured by co-authorship relations on refereed papers grew linearly from 1990 to 2005 in terms of the number of papers, but exponentially in terms ...
Loet Leydesdorff, Caroline S. Wagner
IJMMS
2007
142views more  IJMMS 2007»
13 years 8 months ago
Using OWL to model biological knowledge
Much has been written of the facilities for ontology building and reasoning offered for ontologies expressed in the Web Ontology Language (OWL). Less has been written about how th...
Robert Stevens, Mikel Egaña Aranguren, Katy...
COMBINATORICS
2000
95views more  COMBINATORICS 2000»
13 years 8 months ago
Improving Dense Packings of Equal Disks in a Square
We describe a new numerical procedure for generating dense packings of disks and spheres inside various geometric shapes. We believe that in some of the smaller cases, these packi...
David W. Boll, Jerry Donovan, Ronald L. Graham, Bo...
EOR
2002
74views more  EOR 2002»
13 years 8 months ago
Modeling multistage cutting stock problems
In multistage cutting stock problems (CSP) the cutting process is distributed over several successive stages. Every stage except the last one produces intermediate products. The l...
Eugene J. Zak
SIAMAM
2000
79views more  SIAMAM 2000»
13 years 8 months ago
A Mathematical Model for Spatially Varying Extracellular Matrix Alignment
Orientation of extracellular matrix fibers in the skin is a key ingredient of tissue appearance and function, and differences in fiber alignment are one of the main distinctions be...
John C. Dallon, Jonathan A. Sherratt