نتایج جستجو برای: similarity coefficients
تعداد نتایج: 211352 فیلتر نتایج به سال:
The genus Hyoscyamus belongs to the tribe Hyoscyameae Miers of Solanaceae family. Variation in protein bands elaborates the relationship among the collections from various geographical regions. In this study the seed storage protein diversity of 19 accessions of Hyoscyamus (H. niger, H. reticulatus and H. pusillus) from West Azerbaijan (Iran) was investigate...
japanese plum (prunus salicina lindl.) having originated from china, is now one of the important fruit trees in many countries in the world. knowledge of genetic diversity among existing germplasms provides the possibility of parental selection in breeding improvement programs. for assessment of genetic diversity and relationship among genotypes in iran (ramsar, velyan karaj and mashhad) and fo...
This paper investigates the effectiveness of image description using detectors and keypoint descriptors for similarity evaluation. SIFT, SURF, ORB, BRISK methods are compared detection matching procedures. Similarity coefficients computed each pair, corresponding coefficient matrices constructed analysis. An evaluation speed was conducted. It found that SIFT yielded he SURF method performed bet...
The decomposition of the tensor product of a positive and a negative discrete series representation of the Lie algebra su(1, 1) is a direct integral over the principal unitary series representations. In the decomposition discrete terms can occur, and the discrete terms are a finite number of discrete series representations or one complementary series representation. The interpretation of Meixne...
This paper characterizes the first cohomology group H(G,M) where M is a Banach space (with norm || ||M) that is also a left CG module such that the elements of G act onM as continuous C-linear transformations. We study this group for G an infinite, finitely generated group. Of particular interest are the implications of the vanishing of the group H(G,M). The first result is that H(G,CG) imbeds ...
The non-relativistic quark model has been a useful tool in the study of hadrons. Baryons and mesons are described by quantum mechanical wavefunctions for nonrelativistic constituent quarks. The lowest lying baryons, the 81/2 and 103/2, are three quark states with wavefunctions which are completely antisymmetric in color, and completely symmetric in position and spin-flavor. The properties of ba...
We present a program that allows for the computation of tensor products of irreducible representations of Lie algebras A−G based on the explicit construction of weight states. This straightforward approach (which is slower and more memoryconsumptive than the standard methods to just calculate dimensions of the tensor product decomposition) produces Clebsch-Gordan coefficients that are of intere...
After careful introduction and discussion of the concepts involved, procedures are developed to compute Racah and Clebsch-Gordan coefficients for general r-fold tensor products of the U(N) groups. In the process, the multiplicity of a given irreducible representation (irrep) in the direct sum basis is computed, and generalized Casimir operators are introduced to uniquely label the multiple irre...
We study the tensor category of modules over a semisimple bialgebra H under the assumption that irreducible H -modules of the same dimension >1 are isomorphic. We consider properties of Clebsch–Gordan coefficients showing multiplicities of occurrences of each irreducible H -module in a tensor product of irreducible ones. It is shown that, in general, these coefficients cannot have small values....
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