Results 11 to 20 of about 7,295,044 (195)

Ensemble clustering via heuristic optimisation [PDF]

open access: yes, 2010
This thesis was submitted for the degree of Doctor of Philosophy and was awarded by Brunel UniversityTraditional clustering algorithms have different criteria and biases, and there is no single algorithm that can be the best solution for a wide range of ...
Li, Jian
core   +7 more sources

Fluctuations in an Equilibrium Convective Ensemble. Part I: Theoretical Formulation [PDF]

open access: yes, 2006
To provide a theoretical basis for stochastic parameterization of cumulus convection, the equilibrium fluctuations of a field of cumulus clouds under homogeneous large-scale forcing are derived statistically, using the Gibbs canonical ensemble from ...
Cohen, Brenda G., Craig, George C.
core   +1 more source

How Exceptional Was the 2015–2019 Central American Drought?

open access: yesGeophysical Research Letters, 2023
The Central American Dry Corridor experienced five consecutive years of drought from 2015 to 2019. Here, we find that the severity of this drought was driven primarily by rainfall deficits in July–August.
Talia G. Anderson   +3 more
doaj   +1 more source

Increasing spatiotemporal proximity of heat and precipitation extremes in a warming world quantified by a large model ensemble

open access: yesEnvironmental Research Letters, 2022
Increases in climate hazards and their impacts mark one of the major challenges of climate change. Situations in which hazards occur close enough to one another to result in amplified impacts, because systems are insufficiently resilient or because ...
Colin Raymond   +5 more
doaj   +1 more source

Lake Ice Will Be Less Safe for Recreation and Transportation Under Future Warming

open access: yesEarth's Future, 2022
Millions of lakes from around the world freeze during winter. These frozen surfaces provide essential ecosystem services that are vital to many northern communities.
R. Iestyn Woolway   +5 more
doaj   +1 more source

Internal Climate Variability in the Present Climate and the Change in ENSO Amplitude in Future Climate Simulations

open access: yesFrontiers in Climate, 2022
In this study, we define a metric for the intensity of internal climate variability (ICV) based on global surface temperature in the present climate and suggest that it can be used to understand the diversity of projected changes in ENSO amplitude in the
Seung-Hwon Hyun   +4 more
doaj   +1 more source

The SMHI Large Ensemble (SMHI-LENS) with EC-Earth3.3.1 [PDF]

open access: yesGeoscientific Model Development, 2021
The Swedish Meteorological and Hydrological Institute used the global climate model EC-Earth3 to perform a large ensemble of simulations (SMHI-LENS). It consists of 50 members, covers the period 1970 to 2100, and comprises the SSP1-1.9, SSP3-3.4, SSP5-3 ...
K. Wyser   +6 more
doaj   +1 more source

Robust Evaluation of ENSO in Climate Models: How Many Ensemble Members Are Needed?

open access: yesGeophysical Research Letters, 2021
Large ensembles of model simulations require considerable resources, and thus defining an appropriate ensemble size for a particular application is an important experimental design criterion.
Jiwoo Lee   +7 more
doaj   +1 more source

How large does a large ensemble need to be? [PDF]

open access: yesEarth System Dynamics, 2020
Initial-condition large ensembles with ensemble sizes ranging from 30 to 100 members have become a commonly used tool for quantifying the forced response and internal variability in various components of the climate system. However, there is no consensus
S. Milinski, N. Maher, D. Olonscheck
doaj   +1 more source

The KNMI Large Ensemble Time Slice (KNMI–LENTIS) [PDF]

open access: yesGeoscientific Model Development, 2023
Large-ensemble modelling has become an increasingly popular approach to studying the mean climate and the climate system’s internal variability in response to external forcing.
L. Muntjewerf   +4 more
doaj   +1 more source

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