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Future changes in the Dominant Source Layer of riparian lateral water fluxes in a subhumid Mediterranean catchment

José L. J. Ledesma, Guiomar Ruiz-Pérez, Anna Lupon, Sílvia Poblador, Martyn N. Futter, Francesc Sabater, Susana Bernal
2021 Journal of Hydrology  
The model slightly underestimated the total stream discharge by 3.1% (fast 346 parameterization) and 4.6% (slow parameterization).  ...  changes in the DSL for stream water quality and carbon cycling. 109 2.  ...  Both 'fast' and 'slow' model parameterization results are shown in (b).  ... 
doi:10.1016/j.jhydrol.2021.126014 fatcat:y4bbflzxr5ezfcthlbrssz4bzy

When should stream water be sampled to be most informative for event-based, multi-criteria model calibration?

L. Wang, H. J. van Meerveld, J. Seibert
2017 Hydrology Research  
These model results highlight the value of a limited number of stream water samples and provide guidance for cost-effective event-based sampling strategies for model calibration.  ...  Our results for nine model parameterizations and three events, representing different streamflow behaviours (e.g., fast and slow response, with and without overflow), show that the simulation performance  ...  We thank Sandra Pool, Benjamin Fischer and Marc Vis for helpful discussions and the reviewers for their suggestions to improve this manuscript.  ... 
doi:10.2166/nh.2017.197 fatcat:avu54zeybzaqdlrehb7rd2flie

Online coupled meteorology and chemistry models: history, current status, and outlook

Y. Zhang
2008 Atmospheric Chemistry and Physics Discussions  
This paper reviews the history and current status of the development and application of online-coupled meteorology and chemistry models, with a focus on five representative models developed in the US including  ...  Aerosol feedbacks to planetary boundary layer meteorology and aerosol indirect effects are illustrated with case studies for some of these models.  ...  Baklanov at Danish Meteorological Institute for helpful discussions for MIRAGE/CAM3, GATOR-GCMOM, and early online models in Russia, respectively. Thanks are also due to (in alphabetical order) A.  ... 
doi:10.5194/acpd-8-1833-2008 fatcat:hocchas6brfkbg7xzs4f5rejzy

Online-coupled meteorology and chemistry models: history, current status, and outlook

Y. Zhang
2008 Atmospheric Chemistry and Physics  
This paper reviews the history and current status of the development and application of online-coupled meteorology and chemistry models, with a focus on five representative models developed in the US including  ...  Aerosol feedbacks to planetary boundary layer meteorology and aerosol indirect effects are illustrated with case studies for some of these models.  ...  Baklanov at Danish Meteorological Institute for helpful discussions for MIRAGE/CAM3, GATOR-GCMOM, and early online models in Russia, respectively. Thanks are also due to (in alphabetical order) A.  ... 
doi:10.5194/acp-8-2895-2008 fatcat:5eryv2qvgfejrdlt7qyqcbgwda

Revisiting particle dry deposition and its role in radiative effect estimates

Ethan W. Emerson, Anna L. Hodshire, Holly M. DeBolt, Kelsey R. Bilsback, Jeffrey R. Pierce, Gavin R. McMeeking, Delphine K. Farmer
2020 Proceedings of the National Academy of Sciences of the United States of America  
We present a revised observationally driven parameterization for regional and global aerosol models.  ...  Dry deposition is a significant source of aerosol uncertainty in global chemical transport and climate models.  ...  However, the deposition parameterizations used in climate and air-quality models are poorly constrained by observations.  ... 
doi:10.1073/pnas.2014761117 pmid:33020302 fatcat:p6z2vy2q4jhzvgwzvtxlidbmmy

Parameterization of biogeochemical sediment–water fluxes using in situ measurements and a diagenetic model

A. Laurent, K. Fennel, R. Wilson, J. Lehrter, R. Devereux
2016 Biogeosciences  
Here, we apply a method that efficiently parameterizes sediment–water fluxes of oxygen, nitrate and ammonium by combining in situ measurements, a diagenetic model and a parameter optimization method.  ...  Yet, sediment–water fluxes of chemical species are often parameterized crudely in coupled physical–biogeochemical models, using simple linear parameterizations that are only poorly constrained by observations  ...  This work was supported by NOAA CSCOR grants NA06N0S4780198 and NA09N0S4780208 and the US IOOS Coastal Ocean Modeling Testbed, NOAA NGOMEX publication no. 206. Edited by: M. Grégoire  ... 
doi:10.5194/bg-13-77-2016 fatcat:sa23v6ctebdjxf37ook443weoi

A computationally-efficient secondary organic aerosol module for three-dimensional air quality models

P. Liu, Y. Zhang
2008 Atmospheric Chemistry and Physics  
Accurately simulating secondary organic aerosols (SOA) in three-dimensional (3-D) air quality models is challenging due to the complexity of the physics and chemistry involved and the high computational  ...  A coupled gas and aerosol box model (i.e., 0-D CMAQ-MADRID 2) is used to optimize relevant processes in order to develop such a SOA module.  ...  EPA for providing a gas-phase box model of CBM-IV mechanism with the QSSA, SMVGEAR, and ROS3 solvers as a starting point for the implementation of the three solvers for CACM gas-phase mechanism performed  ... 
doi:10.5194/acp-8-3985-2008 fatcat:climzrtdcbdvbgcryes5nidrsy

A computationally-efficient secondary organic aerosol module for three-dimensional air quality models

P. Liu, Y. Zhang
2008 Atmospheric Chemistry and Physics Discussions  
Accurately simulating secondary organic aerosols (SOA) in three-dimensional (3-D) air quality models is challenging due to the complexity of the physics and chemistry involved and the high computational  ...  A coupled gas and aerosol box model (i.e., 0-D CMAQ-MADRID 2) is used to optimize relevant processes in order to develop such a SOA module.  ...  EPA for providing a gas-phase box model of CBM-IV mechanism with the QSSA, SMVGEAR, and ROS3 solvers as a starting point for the implementation of the three solvers for CACM gas-phase mechanism performed  ... 
doi:10.5194/acpd-8-7085-2008 fatcat:gm7sv623qrh2hdpew6qyjnquc4

The Nature, Theory, and Modeling of Atmospheric Planetary Boundary Layers

Alexander A. Baklanov, Branko Grisogono, Robert Bornstein, Larry Mahrt, Sergej S. Zilitinkevich, Peter Taylor, Søren E. Larsen, Mathias W. Rotach, H. J. S. Fernando
2011 Bulletin of The American Meteorological Society - (BAMS)  
P lanetary boundary layers (PBLs) represent sensitive and changeable coupling agents that regulate the fluxes of energy, momentum, and matter between the atmosphere and land or sea over a range of scales  ...  With the development of high-resolution models, requirements for PBL schemes have dramatically increased, making them a key element of modern model suites that address essential environmental features.  ...  Science, and the EU Marie Curie Chair Project MEXC-CT-2003-509742 on "Theory, Modelling, and Roles in Earth Systems."  ... 
doi:10.1175/2010bams2797.1 fatcat:vcjauyvpjndihb32hqwyjss7qe

Aerosol-cloud interactions in the NASA GMI: model development and indirect forcing assessments

N. Meskhidze, R. E. P. Sotiropoulou, A. Nenes, J. Kouatchou, B. Das, J. M. Rodriguez
2007 Atmospheric Chemistry and Physics Discussions  
indirect effect (AIE), and its sensitivity to parameterizations and meteorological fields.  ...  This study uses the NASA Global Modeling Initiative (GMI) 3-D chemical transport model (CTM) for assessments of indirect forcing and its sensitivity to the treatment of aerosol, aerosol-cloud interactions  ...  We would like to acknowledge the support from National Aeronautics and Space Administration (NASA) New Investigator Award, a NASA EOS-IDS, an NSF CAREER ACPD 7, 2007 Aerosol-cloud interactions in the  ... 
doi:10.5194/acpd-7-14295-2007 fatcat:q6zzucseovg6bofvgudbl3mrc4

Taking Account of "Unknown Unknowns"

Randall J. Hunt, David E. Welter
2010 Ground Water  
-Donald Rumsfeld, Former United States Secretary of Defense Water issues-quantity and quality-are expected to  ...  Finally, although the invariable presence of unknown unknowns undermines any hope of calculating hard and fast error bars around a model prediction, such calculations can still have value; perhaps the  ...  With such a view, the "limitations and assumptions" section of a modeling report becomes higher profile, and lists specific sources of known and unaccounted for structural error.  ... 
doi:10.1111/j.1745-6584.2010.00681.x pmid:20132326 fatcat:ngsmvrdytjfcrk4bkwfhe2v76u

Azimuthal seismic anisotropy of 70 Ma Pacific-plate upper mantle

H. F. Mark, D. Lizarralde, J. A. Collins, N. C. Miller, G. Hirth, J. B. Gaherty, R. L. Evans
2019 Journal of Geophysical Research - Solid Earth  
This measurement of seismic anisotropy and gradients reflects the effects of both plate formation and evolution processes on seismic velocity structure in mature oceanic lithosphere, and can serve as a  ...  Further, many refraction studies observe a fast direction of anisotropy rotated several degrees with respect to the paleospreading direction, suggesting that upper mantle anisotropy records processes other  ...  Acknowledgments We thank the Captain and crew of the R/V Marcus G.  ... 
doi:10.1029/2018jb016451 fatcat:t76goxgnwzeu5boii36nxo4pwe

Improved determination of coastal water constituent concentrations from MERIS data

H. Schiller, R. Doerffer
2005 IEEE Transactions on Geoscience and Remote Sensing  
The procedure is very fast as it takes advantage of the Jacobian which is a byproduct of the NN calculation. in 1989, where he is currently a Research Scientist in the bio-optical remote sensing group,  ...  Two NNs are trained with simulated reflectances: 1) invNN to emulate the inverse model (reflectances, geometry) concentrations and 2) forwNN to emulate the forward model (concentrations, geometry) reflectances  ...  To become able to use the inverse modeling technique operationally the solution was to parameterize the inverse model. The construction of such a parameterization is rather computer time consuming.  ... 
doi:10.1109/tgrs.2005.848410 fatcat:upupht6up5d6fabxma43hqq4ea

Fast robust dose calculation on GPU for high-precision 1H, 4He, 12C and 16O ion therapy: the FRoG platform

Stewart Mein, Kyungdon Choi, Benedikt Kopp, Thomas Tessonnier, Julia Bauer, Alfredo Ferrari, Thomas Haberer, Jürgen Debus, Amir Abdollahi, Andrea Mairani
2018 Scientific Reports  
Moreover, to overcome uncertainties of actual in-vivo physical dose distribution and biological effects elicited by different radiation qualities, development of a reliable high-throughput algorithm is  ...  FRoG enables comparative analysis of different models for estimation of physical and biological effective dose in 3D within minutes and in excellent agreement with the gold standard Monte Carlo (MC) simulation  ...  With this in mind, a major goal of a fast computation engine like FRoG is to perform high-throughput patient calculations and use clinical outcome as an endpoint to develop data-driven biological effect  ... 
doi:10.1038/s41598-018-33194-4 fatcat:bjwqhx55yzgenfdta4vsyiwfpy

Using wavelets to synthesize stochastic-based sounds for immersive virtual environments

Nadine E. Miner, Thomas P. Caudell
2005 ACM Transactions on Applied Perception  
Parameterizations of the wavelet models yield a variety of related sounds from a small set of models.  ...  The developed models and results demonstrate proof of the concept and illustrate the potential of this approach.  ...  Another example would be a general running water model that could provide synthesis of rain, brook, rivers, waterfalls, water from faucets, and more.  ... 
doi:10.1145/1101530.1101552 fatcat:cdy6jskvujghvo2dig7ebr3pny
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