نتایج جستجو برای: few character kernels

تعداد نتایج: 431324  

Journal: :علوم باغبانی 0
افشاری افشاری طلایی طلایی صادقی صادقی

abstract to study the effects of xenia and methaxenia on the pistachio nut, 4 male genotypes from among all male genotypes provided by rafsanjan pistachio research institute were selected. the flowering period of the chosen genotypes was the same as 3 female cultivars of kalleghoochi, ohadi, and ahmadaghaii. by using split plot in the form of completely randomized blocks design, we conducted va...

2001
Jean-Marc Richard

A brief review is presented of the stability domain of threeand fourcharge ground-states when the constituent masses vary. Rigorous results are presented, based on the scaling behavior and the convexity properties deduced from the variational principle. They are supplemented by accurate numerical computations. Talk given at the Workshop Critical Stability, Les Houches, Oct. 8–12, 2001, to appea...

2009
N. B. Ladygina

The deuteron-proton elastic scattering is studied in the multiple scattering expansion formalism. The contributions of the one-nucleon-exchange, singleand double scattering are taken into account. The Love and Franey parameterization of the nucleon-nucleon t-matrix is used, that gives an opportunity to include the off-energy-shell effects into calculations. Differential cross sections are consi...

2006
L. Platter

The effective field theory with contact interactions alone is a powerful tool to compute low-energy observables for three-body systems with large scattering length. Recent calculations including effective range corrections are discussed and results are presented.

2009
Lucas Platter

The pionless effective field theory (EFT) is the appropriate low-energy EFT for short-range interactions that display a large scattering length. It has been successfully applied in atomic, nuclear and particle physics. We give an overview over recent calculations employing the pionless effective field theory and lay emphasis on applications in the threeand four-body sector where the most exciti...

2000
E O Alt A M Mukhamedzhanov A I Sattarov

We report on the rst reliable numerical results for proton-deuteron elastic scattering observables for energies above the deuteron breakup threshold , for the Paris potential. The calculations have been performed within the screening and renormalisation approach. The theoretical results are compared with experimental data of Sagara et al.

2002
Ruby B. Lee A. Murat Fiskiran

PLX is a small, fully subword-parallel instruction set architecture designed for very fast multimedia processing, especially in constrained environments requiring low cost and power such as handheld multimedia information appliances. In PLX, we select the most useful multimedia instructions added previously to microprocessors. We also introduce a few novel features: a new definition of predicat...

Journal: :Journal of Machine Learning Research 2005
Theodoros Evgeniou Charles A. Micchelli Massimiliano Pontil

We study the problem of learning many related tasks simultaneously using kernel methods and regularization. The standard single-task kernel methods, such as support vector machines and regularization networks, are extended to the case of multi-task learning. Our analysis shows that the problem of estimating many task functions with regularization can be cast as a single task learning problem if...

2005
Yoshua Bengio Olivier Delalleau Nicolas Le Roux

We present a series of theoretical arguments supporting the claim that a large class of modern learning algorithms based on local kernels are sensitive to the curse of dimensionality. These include local manifold learning algorithms such as Isomap and LLE, support vector classifiers with Gaussian or other local kernels, and graph-based semisupervised learning algorithms using a local similarity...

Journal: :Electronic Colloquium on Computational Complexity (ECCC) 2010
Haitao Jiang Binhai Zhu

In this paper, we formalize a folklore concept and formally define weak kernels for fixedparameter computation. We show that a problem has a (traditional) kernel then it also has a weak kernel. It is unknown yet whether the converse is always true. On the other hand, for a problem in NP, if it has a weak kernel then it admits an FPT algorithm (hence a kernel). We show a few applications of weak...

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