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The Cost-Effectiveness of Semi-Lagrangian Advection
Publisher: American Meteorological Society
Abstract: The purpose of this paper is to ascertain the cost-effectiveness of semi-Lagrangian advection schemes for a wide variety of geophysical flows at all scales. The approach used is first to determine the minimum computational ...
A Discontinuous Galerkin Global Shallow Water Model
Publisher: American Meteorological Society
Abstract: A discontinuous Galerkin shallow water model on the cubed sphere is developed, thereby extending the transport scheme developed by Nair et al. The continuous flux form nonlinear shallow water equations in curvilinear ...
A Discontinuous Galerkin Transport Scheme on the Cubed Sphere
Publisher: American Meteorological Society
Abstract: A conservative transport scheme based on the discontinuous Galerkin (DG) method has been developed for the cubed sphere. Two different central projection methods, equidistant and equiangular, are employed for mapping between ...
Analysis of Collagen Organization in Mouse Achilles Tendon Using High Frequency Ultrasound Imaging
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Achilles tendon ruptures are traumatic injuries, and techniques for assessing repair outcomes rely on patientbased measures of pain and function, which do not directly assess tendon healing. Consequently, there is a need ...
An Ensemble Analysis of Forecast Errors Related to Floating Point Performance
Publisher: American Meteorological Society
Abstract: The dynamical core of the Mesoscale Compressible Community (MC2) model is described. Ensemble forecast techniques for high-resolution mesoscale simulations are applied to assess the impact of floating point optimization, ...
A Comparison of Two Shallow-Water Models with Nonconforming Adaptive Grids
Publisher: American Meteorological Society
Abstract: In an effort to study the applicability of adaptive mesh refinement (AMR) techniques to atmospheric models, an interpolation-based spectral element shallow-water model on a cubed-sphere grid is compared to a block-structured ...