نتایج جستجو برای: improved tan2 expansion method

تعداد نتایج: 2108321  

2003
John N. Bahcall Carlos Peña-Garay

We analyze all available solar and related reactor neutrino experiments, as well as simulated future 7Be, p− p, and pep solar neutrino experiments. We treat all solar neutrino fluxes as free parameters subject to the condition that the total luminosity represented by the neutrinos equals the observed solar luminosity (the ‘luminosity constraint’). Existing experiments plus the luminosity constr...

1994
Thomas Sauer

In 1967 Durrmeyer introduced a modiication of the Bernstein polynomials as a selfadjoint polynomial operator on L 2 0; 1] which proved to be an interesting and rich object of investigation. Incorporating Jacobi weights Berens and Xu obtained a more general class of operators, sharing all the advantages of Durrmeyer's modiication, and identiied these operators as de la Vall ee{Poussin means with...

1999
Stuart Russell

The paper is a brief summary of an invited talk given at the ASRU 99 conference. The principal points are as follows: first, that the expressive power of the probabilitymodels available for use in speech recognition and understanding has expanded significantly; second, that using expressive models such as dynamic Bayesian networks can result in improved learning rates and recognition results; a...

Journal: :Molecules 2015
Stella Diafa Marcel Hollenstein

The enzymatic co-polymerization of modified nucleoside triphosphates (dN*TPs and N*TPs) is a versatile method for the expansion and exploration of expanded chemical space in SELEX and related combinatorial methods of in vitro selection. This strategy can be exploited to generate aptamers with improved or hitherto unknown properties. In this review, we discuss the nature of the functionalities a...

2004
Jason Weston

We propose fast algorithms for reducing the number of kernel evaluations in the testing phase for methods such as Support Vector Machines (SVM) and Ridge Regression (RR). For non-sparse methods such as RR this results in significantly improved prediction time. For binary SVMs, which are already sparse in their expansion, the pay off is mainly in the cases of noisy or large-scale problems. Howev...

2016
D. Qingdong

By a improved front light-source framing photography technique and a simple fragments soft recovered method, the expansion and fracture behaviour of the AISI 1045 steel cylinders loaded by three different brisance explosives have been studied . Cylinders were heat treated-normalized and quenched and tempered. Experimental results show that the more intensive of the loading ,the stronger capabil...

Journal: :Journal of Polymer Science Part A-1: Polymer Chemistry 1966

Journal: :Applied and Environmental Microbiology 1991

Journal: :Journal of Histochemistry & Cytochemistry 1977

2000
Jens O. Andersen Eric Braaten Michael Strickland

The thermal physics of a massless scalar field with a φ interaction is studied within screened perturbation theory (SPT). In this method the perturbative expansion is reorganized by adding and subtracting a mass term in the lagrangian. We consider several different mass prescriptions that generalize the one-loop gap equation to two-loop order. We calculate the pressure and entropy to three-loop...

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