Two-dimensional ice sheet models using eq
Manufactured solutions and the verification of three-dimensional Stokes ice-sheet models
... the ice-sheet dynamics We first test the convergence of the Stokes solver for the ice-sheet dynamics using the manufactured analytical solu- tion at the initial time t = ...
11
A comparison of two Stokes ice sheet models applied to the Marine Ice Sheet Model Intercomparison Project for plan view models (MISMIP3d)
... the two models strongly argues that differences in the basal boundary masking schemes and in the implementation of the basal friction coefficient are the source of these ...Stokes models as a metric ...
12
Characterizing ice particles using two-dimensional reflections of a lidar beam
... about ice morphology and size, the phenomenon offers the opportunity to probe the vertical structure of the lowest atmospheric layer, which is not normally possible with ...Similarly, ice present at lower ...
9
Projecting Antarctic ice discharge using response functions from SeaRISE ice-sheet models
... climate models was selected randomly to obtain the scaling coefficient and time delay between the global mean temperature surface warming, 1 T G , and the subsurface oceanic warming, 1 T O ...basal ...
23
Coupling of climate models and ice sheet models by surface mass balance gradients: application to the Greenland Ice Sheet
... in ice sheet to- pography and/or a change in climate ...accumulation, using pairs of H s and SMB within a minimum search ...an ice sheet. When applied to an asynchronous cou- pled ...
18
Coupling of climate models and ice sheet models by surface mass balance gradients: application to the Greenland Ice Sheet
... cal ice thickness, and consists of 15 layers with increasing resolution near the bed, to accurately take into account the large gradient in ice velocity near the ...the ice to slide over its bed, by ...
18
A technique for generating consistent ice sheet initial conditions for coupled ice sheet/climate models
... preindustrial ice sheet state that is compati- ble for use in a fully coupled modeling framework, we use a toolchain of models within the Community Earth System Model (CESM) ...Community Ice ...
13
Quantum walks on two kinds of two-dimensional models
... by using this class of states as initial position state, we can see the result that the probability of crossing the boundary from outside to inside equals to that of crossing the boundary from inside to outside at ...
16
Coupled models of glacial isostasy and ice sheet dynamics
... Her results showed that 38% more ice is generated over a glacial cycle when using the thin channel flow model than when using the parametrised adjustment model, c[r] ...
197
Hydrostatic grounding line parameterization in ice sheet models
... marine ice sheets and investigate their ...numerical models to the parameterization of the ground- ing line ...periments using the Ice Sheet System Model (ISSM) and a ...
13
Autonomous Learning of Domain Models using Two-Dimensional Probability Distributions
... environment using an unguided approach by discovering patterns occurring in its ...simulated using a physics ...adding two-dimensional rules to the algorithm improves the model and that such ...
6
Batch Process Monitoring Using Two-Dimensional Hidden Semi-Markov Models
... Index Terms—Batch monitoring; Hidden segmental semi-Markov model; Multiway principal component analysis I. I NTRODUCTION n order to increase capabilities of meeting the need of constantly changing market situations, ...
6
Grounding line transient response in marine ice sheet models
... different models showing > 100 % spread on a decadal time- scale and still around 40 % two hundred years after the initial change in ...in models that are seeking to establish reliable pro- jection ...
12
Parameterising the grounding line in flow-line ice sheet models
... marine ice sheets require that models are able to robustly simu- late grounding line ...Fixed-grid ice sheet models have been shown to exhibit inconsistent and hence unreliable ...
15
An ice sheet model validation framework for the Greenland ice sheet
... new ice sheet model validation framework – the Cryospheric Model Comparison Tool (CmCt) – that aims to fill this ...the two, and assess the model vs. observation mis- match using a number of ...
16
Two-dimensional prognostic experiments for fast-flowing ice streams from the Academy of Sciences Ice Cap
... fast-flowing ice streams on the southern side of the Academy of Sciences Ice Cap on Komsomolets Island, Severnaya Zemlya archipelago, were undertaken in this ...coefficients using a ...
12
Manufactured analytical solutions for isothermal full-Stokes ice sheet models
... full-Stokes ice sheet ...and two-dimensional (2-D) flowline ice sheet models with variable ...specified ice surface and bed the velocity distributions that satisfy ...
27
Parameterization of basal friction near grounding lines in a one-dimensional ice sheet model
... method using Chebyshev polynomials (Boyd, 2001) to produce spectrally accurate steady-state benchmark re- ...the ice-sheet domain, with the highest res- olution at the grounding line and ice ...
21
Improved convergence and stability properties in a three-dimensional higher-order ice sheet model
... In all of the conducted ISMIP-HOM intercomparison exper- iments (Pattyn et al., 2008) the STAG scheme gives physi- cally reasonable results, though in two cases not strictly con- verged. But STAG shows robust ...
17
Breakdown of a topological transition in two dimensional spin ice due to geometry effects
... are two different scenarios when one of the directions is limited: if we limit the direction parallel to the field, L, we make the strings shorter, but we leave essentially unchanged the way in which they interact ...
6