نتایج جستجو برای: دستگاه dwf

تعداد نتایج: 31181  

2009
Sadataka Furui

We calculate the propagator of the domain wall fermion (DWF) of the RBC/UKQCD collaboration with 2+1 dynamical flavors of 163 × 32× 16 lattice in Coulomb gauge, by applying the conjugate gradient method. We find that the fluctuation of the propagator is small when the momenta are taken along the diagonal of the 4-dimensional lattice. Restricting momenta in this momentum region, which is called ...

1999
A. Šiber

Following the recently accumulated information on the vibrational properties of the Cu(001) surface acquired through singleand multiphonon He atom scattering experiments and the concomitant theoretical investigations, we have reexamined the properties of the Debye-Waller factor (DWF) characteristic of the He→Cu(001) collisions using the recently developed fully quantal and three-dimensional mod...

1998
Guoxiang Liu Shunichiro Oe

This paper presents a texture segmentation algorithm based on Discrete Wavelet Frames(DWF) and Cellular Neural Network(CNN). DWF, zero-crossing, texture energy and selective local averaging are used to get a texture feature extraction and t,o form feature images. Each feature image is segmented into parts by several gray range in its gray histogram. Resulting in the number of pixels that confor...

2008
Marisa Montoya Anders Levermann

[1] Using a coupled model of intermediate complexity the sensitivity of the last glacial maximum (LGM) Atlantic meridional overturning circulation (AMOC) to the strength of surface wind-stress is investigated. A threshold is found below which North Atlantic deep water formation (DWF) takes place south of Greenland and the AMOC is relatively weak. Above this threshold, DWF occurs north of the Gr...

Journal: :Monthly Notices of the Royal Astronomical Society 2022

ABSTRACT The Deeper, Wider, Faster (DWF) programme is optimized to detect fast transients that show luminosity changes on time-scales of sub-second days using cadence simultaneous observations and rapid response follow up. One the significant bottlenecks in DWF time required assess candidates for up manually inspect prior triggering space-based or large ground-based telescopes. In this paper, w...

2013
Ting-Wai Chiu

Quantum Chromodynamics (QCD) is the fundamental theory for the interaction between quarks and gluons. It manifests as the short-range strong interaction inside the nucleus and plays an important role in the evolution of the early universe, from the quark-gluon phase to the hadron phase. To solve QCD is a grand challenge, since it requires very large-scale numerical simulations of the discretize...

Journal: :IEEE transactions on image processing : a publication of the IEEE Signal Processing Society 1995
Michael Unser

This paper describes a new approach to the characterization of texture properties at multiple scales using the wavelet transform. The analysis uses an overcomplete wavelet decomposition, which yields a description that is translation invariant. It is shown that this representation constitutes a tight frame of l(2) and that it has a fast iterative algorithm. A texture is characterized by a set o...

Journal: :American journal of nephrology 2003
Amgad E El-Agroudy Mohamed A Bakr Ahmed B Shehab El-Dein Mohamed A Ghoneim

BACKGROUND Death with a functioning graft (DWF) has been reported as a major cause of graft loss after renal transplantation. It has been reported to occur in 9-30%. METHODS From March 1976 to January 2002, a total of 1400 living donor renal transplants were performed in our center. Out of 257 reported deaths among our patients, 131 recipients died with functioning grafts after a mean period ...

Journal: :Marine Policy 2021

Taiwan is one of the largest distant water fishing (DWF) nations worldwide. As domestic population structure has changed, fishery industrial labour force gradually been replaced by migrant workers. Due to occurrence several events in recent years and increased attention from international societies, entire management system improved. This study describes process change market Taiwan’s DWF indus...

1998
C. Guenther

A two-fluid hydrodynamic model of a two-dimensional gas-solids fluidized bed is used to calculate the shape of an isolated bubble. The calculations are done by applying four different discretization schemes to the convection term. The bubble shape calculated by using the first order upwind scheme is unphysical and pointed, where as the bubble shape calculated by the second order schemes SMART, ...

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