نتایج جستجو برای: calculation
تعداد نتایج: 101943 فیلتر نتایج به سال:
We present a comparison of local multiplicity fluctuations in angular phase-space intervals with first-order QCD predictions. The data are based on 810k hadronic events at √ s ≃ 91.2 GeV collected with the L3 detector at LEP during 1994. Recently, progress has been made to derive analytical QCD predictions for angular intermittency [1–3]. Attempts have been undertaken by the DELPHI Collaboratio...
Reference limits are estimators for 'extreme' percentiles of the distribution of a quantitative diagnostic marker in the healthy population. In most cases, interest will be in the 90% or 95% reference intervals. The standard parametric method of determining reference limits consists of computing quantities of the form X̅±c·S. The proportion of covered values in the underlying population coincide...
Savant syndrome is a rare condition in which some people have extraordinary talents despite some serious mental or physical disability. It is a syndrome with remarkable features, standing in stark contrast to a person’s overall character. The term savant, or idiot savant, describes a person who, in spite of low intelligence, has a skill in some specific narrow area. Savants can have a specific ...
We propose a systematic method for testing and identifying a subgroup with an enhanced treatment effect. We adopts a change-plane technique to first test the existence of a subgroup, and then identify the subgroup if the null hypothesis on non-existence of such a subgroup is rejected. A semiparametric model is considered for the response with an unspecified baseline function and an interaction ...
We calculate one-loop corrections to the e ective Lagrangian for the D3 brane. We perform the gaugexing of the -symmetric Born-Infeld D3 brane action in the at background using Killing gauge. The linearized supersymmetry of the gaugexed action coincides with that of the N = 4 Yang-Mills theory. We use the helicity amplitude and unitarity technique to calculate the one-loop amplitudes at order ....
In this letter the boundary problem for massless and massive Rarita-Schwinger field in the AdS/CFT correspondence is considered. The considerations are along the lines of a paper by Henneaux [24] and are based on the requirement the solutions to be a stationary point for the action functional. It is shown that this requirement, along with a definite asymptotic behavior of the solutions, fixes t...
Taylor series expansions of turbulent time correlation functions are applied to show that helicity influences Eulerian time correlations more strongly than Lagrangian time correlations: to second order in time, the hclicity effect on Lagrangian time correlations vanishes, but the helicity cffect on Eulerian time correlations is nonzero. Fourier analysis shows that the hclicity effect on Euleria...
The experimental &?la on vector meson photoproduction and Compton scattering is analyzed by utilizing the dual absorptive model. The s-channel helicity conserving (SIIC) PO~UXOII exchange amplitude in p” and + photo:>ro&uction is found to shrink with s, in the same way as in Fand K-~-nucleon elastic scattering. The small SEX!-violatjng amplitudzs’are al.so studied. The ratio of amplitudes for 1...
Lagrangian of a massive particle with spin 3 2 is considered in the Rarita-Schwinger formalism. We discuss implications of the contactand the gauge-transformation on the physical content of free and interacting theories. It is shown that the “contact-invariance” is trivial and has no physical relevance. The requirement of the gauge-invariance of the free lagrangian fixes the off-shell lower-spi...
To route and schedule trains over a large complex network can be computationally intensive. One way to reduce complexity could be to “aggregate” suitable sections of a network. In this paper, we present a simulation-based technique to generate delay estimates over track segments as a function of traffic conditions, as well as network topology. We test our technique by comparing the delay estima...
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