نتایج جستجو برای: gd majorization

تعداد نتایج: 11675  

2014
Ulf Rüegg Steve Kieffer Tim Dwyer Kim Marriott Michael Wybrow

We present a fundamentally different approach to orthogonal layout of data flow diagrams with ports. This is based on extending constrained stress majorization to cater for ports and flow layout. Because we are minimizing stress we are able to better display global structure, as measured by several criteria such as stress, edge-length variance, and aspect ratio. Compared to the layered approach...

1966
Anton Baranov Harald Woracek

In this series of papers we study subspaces of de Branges spaces of entire functions which are generated by majorization on subsets D of the closed upper half-plane. The present, first, part is addressed to the question which subspaces of a given de Branges space can be represented by means of majorization. Results depend on the set D where majorization is permitted. Significantly different sit...

2006
JESÚS DE LA CAL

We characterize the (continuous) majorization of integrable functions introduced by Hardy, Littlewood, and Pólya in terms of the (discrete) majorization of finite-dimensional vectors, introduced by the same authors. The most interesting version of this result is the characterization of the (increasing) convex order for integrable random variables in terms of majorization of vectors of expected ...

2007
Jolita Bernatavičienė Gintautas Dzemyda Virginijus Marcinkevičius

In this paper, the diagonal majorization algorithm (DMA) has been investigated. The research focuses on the possibilities to increase the efficiency of the algorithm by disclosing its properties. The diagonal majorization algorithm is oriented at the multidimensional data visualization. The experiments have proved that, when visualizing large data set with DMA, it is possible to save the comput...

2006
Aijun Zhang Kai-Tai Fang Runze Li Agus Sudjianto

This paper aims to generalize and unify classical criteria for comparisons of balanced lattice designs, including fractional factorial designs, supersaturated designs and uniform designs. We present a general majorization framework for assessing designs, which includes a stringent criterion of majorization via pairwise coincidences and flexible surrogates via convex functions. Classical orthogo...

Journal: :Discrete Mathematics, Algorithms and Applications 2013

Journal: :Electronic Journal of Combinatorics 2022


 In this paper, we give a complete, explicit and constructive solution to the double generalized majorization problem. Apart from purely combinatorial interest, problem has strong impact in Matrix Pencils Completion Problems, Bounded Rank Perturbation it additional nice interpretation Representation Theory of Kronecker Quivers.

1996
Anil Menon Kishan G. Mehrotra Chilukuri K. Mohan Sanjay Ranka

This paper establishes a strong connection between evolutionary algorithms and majorization theory, using replicator models as a bridge. The relationship between replicator selection systems and majorization theory suggests new selection operators, convergence results and theoretical gains such as the availability of convergence results from the well developed theory of inhomogeneous doubly sto...

Barry J. Allen, Daryoush Shahbazi-Gahrouei, Mark Williams,

Two new potential magnetic resonance imaging contrast agents, Gd-hematoporphyrin (Gd-H) and Gd-tetra-carboranylmethoxyphenyl-porphyrin (Gd TCP), were synthesized and applied to nude mice with human melanoma (MM 138) xenografts. These agents showed a high relaxivity because of their greater potential to coordinate water molecules. The reduction of T1 relaxation times of 16 and 21% was observed i...

2014
Bryan Charleston Efrain Guzman Jayne Hope Geraldine Taylor Adrian L. Smith

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