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Nonlinear Processes in Geophysics An interactive open-access journal of the European Geosciences Union
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Journal metrics

  • IF value: 1.129 IF 1.129
  • IF 5-year value: 1.519 IF 5-year
    1.519
  • CiteScore value: 1.54 CiteScore
    1.54
  • SNIP value: 0.798 SNIP 0.798
  • SJR value: 0.610 SJR 0.610
  • IPP value: 1.41 IPP 1.41
  • h5-index value: 21 h5-index 21
  • Scimago H <br class='hide-on-tablet hide-on-mobile'>index value: 48 Scimago H
    index 48
24 Aug 2018
Ensemble variational assimilation as a probabilistic estimator – Part 1: The linear and weak non-linear case
Mohamed Jardak and Olivier Talagrand
Nonlin. Processes Geophys., 25, 565-587, https://doi.org/10.5194/npg-25-565-2018,https://doi.org/10.5194/npg-25-565-2018, 2018 | 1,777 views
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19 Sep 2018
Nonlinear effects in 4D-Var
Massimo Bonavita, Peter Lean, and Elias Holm
Nonlin. Processes Geophys., 25, 713-729, https://doi.org/10.5194/npg-25-713-2018,https://doi.org/10.5194/npg-25-713-2018, 2018 | 1,711 views
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09 Jul 2018
Parametric covariance dynamics for the nonlinear diffusive Burgers equation
Olivier Pannekoucke, Marc Bocquet, and Richard Ménard
Nonlin. Processes Geophys., 25, 481-495, https://doi.org/10.5194/npg-25-481-2018,https://doi.org/10.5194/npg-25-481-2018, 2018 | 1,617 views
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12 Nov 2018
Review article: Comparison of local particle filters and new implementations
Alban Farchi and Marc Bocquet
Nonlin. Processes Geophys., 25, 765-807, https://doi.org/10.5194/npg-25-765-2018,https://doi.org/10.5194/npg-25-765-2018, 2018 | 1,606 views
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04 Sep 2018
Chaotic dynamics and the role of covariance inflation for reduced rank Kalman filters with model error
Colin Grudzien, Alberto Carrassi, and Marc Bocquet
Nonlin. Processes Geophys., 25, 633-648, https://doi.org/10.5194/npg-25-633-2018,https://doi.org/10.5194/npg-25-633-2018, 2018 | 1,603 views
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19 Jun 2018
Evaluating a stochastic parametrization for a fast–slow system using the Wasserstein distance
Gabriele Vissio and Valerio Lucarini
Nonlin. Processes Geophys., 25, 413-427, https://doi.org/10.5194/npg-25-413-2018,https://doi.org/10.5194/npg-25-413-2018, 2018 | 1,451 views
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28 May 2018
Exploring the Lyapunov instability properties of high-dimensional atmospheric and climate models
Lesley De Cruz, Sebastian Schubert, Jonathan Demaeyer, Valerio Lucarini, and Stéphane Vannitsem
Nonlin. Processes Geophys., 25, 387-412, https://doi.org/10.5194/npg-25-387-2018,https://doi.org/10.5194/npg-25-387-2018, 2018 | 1,434 views
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01 Mar 2019
Denoising stacked autoencoders for transient electromagnetic signal denoising
Fanqiang Lin, Kecheng Chen, Xuben Wang, Hui Cao, Danlei Chen, and Fanzeng Chen
Nonlin. Processes Geophys., 26, 13-23, https://doi.org/10.5194/npg-26-13-2019,https://doi.org/10.5194/npg-26-13-2019, 2019 | 1,429 views
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24 Aug 2018
Ensemble variational assimilation as a probabilistic estimator – Part 2: The fully non-linear case
Mohamed Jardak and Olivier Talagrand
Nonlin. Processes Geophys., 25, 589-604, https://doi.org/10.5194/npg-25-589-2018,https://doi.org/10.5194/npg-25-589-2018, 2018 | 1,423 views
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30 Aug 2018
Comparison of stochastic parameterizations in the framework of a coupled ocean–atmosphere model
Jonathan Demaeyer and Stéphane Vannitsem
Nonlin. Processes Geophys., 25, 605-631, https://doi.org/10.5194/npg-25-605-2018,https://doi.org/10.5194/npg-25-605-2018, 2018 | 1,419 views
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10 Sep 2018
The onset of chaos in nonautonomous dissipative dynamical systems: a low-order ocean-model case study
Stefano Pierini, Mickaël D. Chekroun, and Michael Ghil
Nonlin. Processes Geophys., 25, 671-692, https://doi.org/10.5194/npg-25-671-2018,https://doi.org/10.5194/npg-25-671-2018, 2018 | 1,386 views
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06 Nov 2018
Application of ensemble transform data assimilation methods for parameter estimation in reservoir modeling
Sangeetika Ruchi and Svetlana Dubinkina
Nonlin. Processes Geophys., 25, 731-746, https://doi.org/10.5194/npg-25-731-2018,https://doi.org/10.5194/npg-25-731-2018, 2018 | 1,367 views
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25 Jun 2018
The evolution of mode-2 internal solitary waves modulated by background shear currents
Peiwen Zhang, Zhenhua Xu, Qun Li, Baoshu Yin, Yijun Hou, and Antony K. Liu
Nonlin. Processes Geophys., 25, 441-455, https://doi.org/10.5194/npg-25-441-2018,https://doi.org/10.5194/npg-25-441-2018, 2018 | 1,353 views
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27 Jul 2018
OSSE for a sustainable marine observing network in the Sea of Marmara
Ali Aydoğdu, Timothy J. Hoar, Tomislava Vukicevic, Jeffrey L. Anderson, Nadia Pinardi, Alicia Karspeck, Jonathan Hendricks, Nancy Collins, Francesca Macchia, and Emin Özsoy
Nonlin. Processes Geophys., 25, 537-551, https://doi.org/10.5194/npg-25-537-2018,https://doi.org/10.5194/npg-25-537-2018, 2018 | 1,333 views
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07 Nov 2018
Data assimilation of radar reflectivity volumes in a LETKF scheme
Thomas Gastaldo, Virginia Poli, Chiara Marsigli, Pier Paolo Alberoni, and Tiziana Paccagnella
Nonlin. Processes Geophys., 25, 747-764, https://doi.org/10.5194/npg-25-747-2018,https://doi.org/10.5194/npg-25-747-2018, 2018 | 1,312 views
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05 Sep 2018
Internal waves in marginally stable abyssal stratified flows
Nikolay Makarenko, Janna Maltseva, Eugene Morozov, Roman Tarakanov, and Kseniya Ivanova
Nonlin. Processes Geophys., 25, 659-669, https://doi.org/10.5194/npg-25-659-2018,https://doi.org/10.5194/npg-25-659-2018, 2018 | 1,295 views
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04 Sep 2018
Climatic responses to systematic time variations of parameters: a dynamical approach
Catherine Nicolis
Nonlin. Processes Geophys., 25, 649-658, https://doi.org/10.5194/npg-25-649-2018,https://doi.org/10.5194/npg-25-649-2018, 2018 | 1,277 views
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10 Jul 2018
Simple statistics for complex Earthquake time distributions
Teimuraz Matcharashvili, Takahiro Hatano, Tamaz Chelidze, and Natalia Zhukova
Nonlin. Processes Geophys., 25, 497-510, https://doi.org/10.5194/npg-25-497-2018,https://doi.org/10.5194/npg-25-497-2018, 2018 | 1,258 views
27 Jul 2018
Laboratory and numerical experiments on stem waves due to monochromatic waves along a vertical wall
Sung Bum Yoon, Jong-In Lee, Young-Take Kim, and Choong Hun Shin
Nonlin. Processes Geophys., 25, 521-535, https://doi.org/10.5194/npg-25-521-2018,https://doi.org/10.5194/npg-25-521-2018, 2018 | 1,228 views
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29 Jun 2018
Stratified Kelvin–Helmholtz turbulence of compressible shear flows
Omer San and Romit Maulik
Nonlin. Processes Geophys., 25, 457-476, https://doi.org/10.5194/npg-25-457-2018,https://doi.org/10.5194/npg-25-457-2018, 2018 | 1,202 views
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15 Aug 2018
On the phase dependence of the soliton collisions in the Dyachenko–Zakharov envelope equation
Dmitry Kachulin and Andrey Gelash
Nonlin. Processes Geophys., 25, 553-563, https://doi.org/10.5194/npg-25-553-2018,https://doi.org/10.5194/npg-25-553-2018, 2018 | 1,162 views
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18 Jul 2018
Exceedance frequency of appearance of the extreme internal waves in the World Ocean
Tatyana Talipova, Efim Pelinovsky, Oxana Kurkina, Ayrat Giniyatullin, and Andrey Kurkin
Nonlin. Processes Geophys., 25, 511-519, https://doi.org/10.5194/npg-25-511-2018,https://doi.org/10.5194/npg-25-511-2018, 2018 | 1,106 views
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07 May 2019
Lyapunov analysis of multiscale dynamics: the slow bundle of the two-scale Lorenz 96 model
Mallory Carlu, Francesco Ginelli, Valerio Lucarini, and Antonio Politi
Nonlin. Processes Geophys., 26, 73-89, https://doi.org/10.5194/npg-26-73-2019,https://doi.org/10.5194/npg-26-73-2019, 2019 | 1,103 views
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13 Sep 2018
A novel approach for solving CNOPs and its application in identifying sensitive regions of tropical cyclone adaptive observations
Linlin Zhang, Bin Mu, Shijin Yuan, and Feifan Zhou
Nonlin. Processes Geophys., 25, 693-712, https://doi.org/10.5194/npg-25-693-2018,https://doi.org/10.5194/npg-25-693-2018, 2018 | 1,083 views
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24 Sep 2018
Exploring the effects of missing data on the estimation of fractal and multifractal parameters based on bootstrap method
Xin Gao and Xuan Wang
Nonlin. Processes Geophys. Discuss., https://doi.org/10.5194/npg-2018-38,https://doi.org/10.5194/npg-2018-38, 2018
Manuscript under review for NPG (discussion: final response, 3 comments) | 1,066 views
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05 Apr 2019
Competition between chaotic advection and diffusion: stirring and mixing in a 3-D eddy model
Genevieve Jay Brett, Larry Pratt, Irina Rypina, and Peng Wang
Nonlin. Processes Geophys., 26, 37-60, https://doi.org/10.5194/npg-26-37-2019,https://doi.org/10.5194/npg-26-37-2019, 2019 | 1,012 views
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11 Oct 2018
Characterising regime behaviour in the stably stratified nocturnal boundary layer on the basis of stationary Markov chains
Carsten Abraham and Adam H. Monahan
Nonlin. Processes Geophys. Discuss., https://doi.org/10.5194/npg-2018-44,https://doi.org/10.5194/npg-2018-44, 2018
Manuscript under review for NPG (discussion: final response, 3 comments) | 1,004 views
21 Jun 2018
Sensitivity analysis with respect to observations in variational data assimilation for parameter estimation
Victor Shutyaev, Francois-Xavier Le Dimet, and Eugene Parmuzin
Nonlin. Processes Geophys., 25, 429-439, https://doi.org/10.5194/npg-25-429-2018,https://doi.org/10.5194/npg-25-429-2018, 2018 | 996 views
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28 Sep 2018
A comprehensive model for the kyr and Myr time scales of Earth's axial magnetic dipole field
Matthias Morzfeld and Bruce A. Buffett
Nonlin. Processes Geophys. Discuss., https://doi.org/10.5194/npg-2018-42,https://doi.org/10.5194/npg-2018-42, 2018
Manuscript under review for NPG (discussion: final response, 3 comments) | 936 views
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11 Oct 2018
A Bayesian Approach to Multivariate Adaptive Localization in Ensemble-Based Data Assimilation with Time-Dependent Extensions
Andrey A. Popov and Adrian Sandu
Nonlin. Processes Geophys. Discuss., https://doi.org/10.5194/npg-2018-45,https://doi.org/10.5194/npg-2018-45, 2018
Revised manuscript under review for NPG (discussion: final response, 3 comments) | 933 views
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17 Sep 2018
Cascade processes in rapidly rotating turbulence
Maxim Reshetnyak and Oleg Pokhotelov
Nonlin. Processes Geophys. Discuss., https://doi.org/10.5194/npg-2018-37,https://doi.org/10.5194/npg-2018-37, 2018
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29 Mar 2019
Characterization of the South Atlantic Anomaly
Khairul Afifi Nasuddin, Mardina Abdullah, and Nurul Shazana Abdul Hamid
Nonlin. Processes Geophys., 26, 25-35, https://doi.org/10.5194/npg-26-25-2019,https://doi.org/10.5194/npg-26-25-2019, 2019 | 855 views
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18 Feb 2019
Exploring the sensitivity of Northern Hemisphere atmospheric circulation to different surface temperature forcing using a statistical–dynamical atmospheric model
Sonja Totz, Stefan Petri, Jascha Lehmann, Erik Peukert, and Dim Coumou
Nonlin. Processes Geophys., 26, 1-12, https://doi.org/10.5194/npg-26-1-2019,https://doi.org/10.5194/npg-26-1-2019, 2019 | 828 views
13 Dec 2018
Statistical Hypothesis Testing in Wavelet Analysis: Theoretical Developments and Applications to India Rainfall
Justin A. Schulte
Nonlin. Processes Geophys. Discuss., https://doi.org/10.5194/npg-2018-55,https://doi.org/10.5194/npg-2018-55, 2018
Revised manuscript accepted for NPG (discussion: closed, 4 comments) | 762 views
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12 Nov 2018
Non-Gaussian statistics in global atmospheric dynamics: a study with a 10 240-member ensemble Kalman filter using an intermediate AGCM
Keiichi Kondo and Takemasa Miyoshi
Nonlin. Processes Geophys. Discuss., https://doi.org/10.5194/npg-2018-52,https://doi.org/10.5194/npg-2018-52, 2018
Manuscript under review for NPG (discussion: final response, 3 comments) | 729 views
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29 Jun 2018
Preface: Nonlinear waves and chaos
Gurbax S. Lakhina, Bruce T. Tsurutani, George J. Morales, Annick Pouquet, Masahiro Hoshino, Juan Alejandro Valdivia, Yasuhito Narita, and Roger Grimshaw
Nonlin. Processes Geophys., 25, 477-479, https://doi.org/10.5194/npg-25-477-2018,https://doi.org/10.5194/npg-25-477-2018, 2018 | 729 views
05 Dec 2018
On the localization in strongly coupled ensemble data assimilation using a two-scale Lorenz model
Zheqi Shen, Youmin Tang, Xiaojing Li, Yanqiu Gao, and Junde Li
Nonlin. Processes Geophys. Discuss., https://doi.org/10.5194/npg-2018-50,https://doi.org/10.5194/npg-2018-50, 2018
Revised manuscript under review for NPG (discussion: final response, 5 comments) | 694 views
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10 Dec 2018
Estimating vertically averaged energy dissipation rate
Nozomi Sugiura, Shinya Kouketsu, Shuhei Masuda, Satoshi Osafune, and Ichiro Yasuda
Nonlin. Processes Geophys. Discuss., https://doi.org/10.5194/npg-2018-48,https://doi.org/10.5194/npg-2018-48, 2018
Revised manuscript under review for NPG (discussion: final response, 3 comments) | 692 views
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17 Apr 2019
Inverting Rayleigh surface wave velocities for crustal thickness in eastern Tibet and the western Yangtze craton based on deep learning neural networks
Xianqiong Cheng, Qihe Liu, Pingping Li, and Yuan Liu
Nonlin. Processes Geophys., 26, 61-71, https://doi.org/10.5194/npg-26-61-2019,https://doi.org/10.5194/npg-26-61-2019, 2019 | 646 views
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28 Feb 2019
Data assimilation as a deep learning tool to infer ODE representations of dynamical models
Marc Bocquet, Julien Brajard, Alberto Carrassi, and Laurent Bertino
Nonlin. Processes Geophys. Discuss., https://doi.org/10.5194/npg-2019-7,https://doi.org/10.5194/npg-2019-7, 2019
Manuscript under review for NPG (discussion: final response, 3 comments) | 523 views
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15 Mar 2019
Revising the stochastic iterative ensemble smoother
Patrick N. Raanes, Andreas S. Stordal, and Geir Evensen
Nonlin. Processes Geophys. Discuss., https://doi.org/10.5194/npg-2019-10,https://doi.org/10.5194/npg-2019-10, 2019
Manuscript under review for NPG (discussion: final response, 3 comments) | 306 views
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11 Mar 2019
Data assimilation using adaptive, non-conservative, moving mesh models
Ali Aydoğdu, Alberto Carrassi, Colin T. Guider, Chris K. R. T. Jones, and Pierre Rampal
Nonlin. Processes Geophys. Discuss., https://doi.org/10.5194/npg-2019-9,https://doi.org/10.5194/npg-2019-9, 2019
Manuscript under review for NPG (discussion: final response, 3 comments) | 296 views
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02 Apr 2019
Technique for solving for microseismic source location parameters based on adaptive particle swarm optimization
Hong-Mei Sun, Jian-Zhi Yu, Xing-Li Zhang, Bing-Guo Wang, and Rui-Sheng Jia
Nonlin. Processes Geophys. Discuss., https://doi.org/10.5194/npg-2019-11,https://doi.org/10.5194/npg-2019-11, 2019
Manuscript under review for NPG (discussion: open, 2 comments) | 278 views
08 Feb 2019
Precision Annealing Monte Carlo Methods for Statistical Data Assimilation: Metropolis-Hastings Procedures
Adrian S. Wong, Kangbo Hao, Zheng Fang, and Henry D. I. Abarbanel
Nonlin. Processes Geophys. Discuss., https://doi.org/10.5194/npg-2019-1,https://doi.org/10.5194/npg-2019-1, 2019
Revised manuscript under review for NPG (discussion: final response, 5 comments) | 260 views
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05 Feb 2019
Mahalanobis distance based recognition of changes in the dynamics of seismic process
Teimuraz Matcharashvili, Zbigniew Czechowski, and Natalia Zhukova
Nonlin. Processes Geophys. Discuss., https://doi.org/10.5194/npg-2018-57,https://doi.org/10.5194/npg-2018-57, 2019
Manuscript under review for NPG (discussion: final response, 3 comments) | 229 views
14 Mar 2019
Particle Clustering and Subclustering as a Proxy for Mixing in Geophysical Flows
Rishiraj Chakraborty, Aaron Coutino, and Marek Stastna
Nonlin. Processes Geophys. Discuss., https://doi.org/10.5194/npg-2019-6,https://doi.org/10.5194/npg-2019-6, 2019
Manuscript under review for NPG (discussion: open, 2 comments) | 219 views
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02 Apr 2019
Explosive instability due to flow over a rippled bottom
Raunak Raj and Anirban Guha
Nonlin. Processes Geophys. Discuss., https://doi.org/10.5194/npg-2019-13,https://doi.org/10.5194/npg-2019-13, 2019
Manuscript under review for NPG (discussion: open, 3 comments) | 214 views
27 Mar 2019
Application of fractal models to delineate mineralized zones in the Pulang porphyry copper deposit, Yunnan, Southwest China
Xiaochen Wang, Qinglin Xia, Tongfei Li, Shuai Leng, Yanling Li, Li Kang, Zhijun Chen, and Lianrong Wu
Nonlin. Processes Geophys. Discuss., https://doi.org/10.5194/npg-2019-8,https://doi.org/10.5194/npg-2019-8, 2019
Manuscript under review for NPG (discussion: open, 1 comment) | 175 views
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23 Apr 2019
Joint state-parameter estimation of a nonlinear stochastic energy balance model from sparse noisy data
Fei Lu, Nils Weitzel, and Adam H. Monahan
Nonlin. Processes Geophys. Discuss., https://doi.org/10.5194/npg-2019-16,https://doi.org/10.5194/npg-2019-16, 2019
Manuscript under review for NPG (discussion: open, 0 comments) | 169 views
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26 Apr 2019
On the nonlinear and Solar-forced nature of the Chandler wobble in the Earth's pole motion
Dmitry M. Sonechkin
Nonlin. Processes Geophys. Discuss., https://doi.org/10.5194/npg-2019-12,https://doi.org/10.5194/npg-2019-12, 2019
Manuscript under review for NPG (discussion: open, 2 comments) | 160 views
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