| Approximate Gauss–Newton methods for nonlinear least squares problems S Gratton, AS Lawless, NK Nichols SIAM Journal on Optimization 18 (1), 106-132, 2007 | 295 | 2007 |
| An investigation of incremental 4DVar using nontangent linear models AS Lawless, S Gratton, NK Nichols Quarterly Journal of the Royal Meteorological Society: A journal of the …, 2005 | 99 | 2005 |
| Representativity error for temperature and humidity using the Met Office highresolution model JA Waller, SL Dance, AS Lawless, NK Nichols, JR Eyre Quarterly Journal of the Royal Meteorological Society 140 (681), 1189-1197, 2014 | 65 | 2014 |
| Conditioning of incremental variational data assimilation, with application to the Met Office system SA Haben, AS Lawless, NK Nichols Tellus A: Dynamic Meteorology and Oceanography 63 (4), 782-792, 2011 | 65 | 2011 |
| Approximate iterative methods for variational data assimilation AS Lawless, S Gratton, NK Nichols International journal for numerical methods in fluids 47 (1011), 1129-1135, 2005 | 61 | 2005 |
| Exploring strategies for coupled 4D-Var data assimilation using an idealised atmosphere–ocean model PJ Smith, AM Fowler, AS Lawless Tellus A: Dynamic Meteorology and Oceanography 67 (1), 27025, 2015 | 60 | 2015 |
| Data assimilation for state and parameter estimation: application to morphodynamic modelling PJ Smith, GD Thornhill, SL Dance, AS Lawless, DC Mason, NK Nichols Quarterly Journal of the Royal Meteorological Society 139 (671), 314-327, 2013 | 56 | 2013 |
| Conditioning and preconditioning of the variational data assimilation problem SA Haben, AS Lawless, NK Nichols Computers & Fluids 46 (1), 252-256, 2011 | 53 | 2011 |
| A comparison of two methods for developing the linearization of a shallowwater model AS Lawless, NK Nichols, SP Ballard Quarterly Journal of the Royal Meteorological Society: A journal of the …, 2003 | 47 | 2003 |
| Using model reduction methods within incremental four-dimensional variational data assimilation AS Lawless, NK Nichols, C Boess, A Bunse-Gerstner Monthly Weather Review 136 (4), 1511-1522, 2008 | 43 | 2008 |
| Estimating correlated observation error statistics using an ensemble transform Kalman filter JA Waller, SL Dance, AS Lawless, NK Nichols Tellus A: Dynamic Meteorology and Oceanography 66 (1), 23294, 2014 | 41 | 2014 |
| Nonlinear bias correction for satellite data assimilation using Taylor series polynomials JA Otkin, R Potthast, AS Lawless Monthly Weather Review 146 (1), 263-285, 2018 | 36 | 2018 |
| Investigating the role of prior and observation error correlations in improving a model forecast of forest carbon balance using Four-dimensional Variational data assimilation EM Pinnington, E Casella, SL Dance, AS Lawless, JIL Morison, ... Agricultural and forest meteorology 228, 299-314, 2016 | 34 | 2016 |
| Parameter estimation for a morphochemical reaction-diffusion model of electrochemical pattern formation I Sgura, AS Lawless, B Bozzini Inverse Problems in Science and Engineering 27 (5), 618-647, 2019 | 32 | 2019 |
| Estimating forecast error covariances for strongly coupled atmosphere–ocean 4D-Var data assimilation PJ Smith, AS Lawless, NK Nichols Monthly Weather Review 145 (10), 4011-4035, 2017 | 30 | 2017 |
| Accounting for model error in strongconstraint 4DVar data assimilation KE Howes, AM Fowler, AS Lawless Quarterly Journal of the Royal Meteorological Society 143 (704), 1227-1240, 2017 | 30 | 2017 |
| Variational data assimilation for very large environmental problems AS Lawless Large scale inverse problems: computational methods and applications in the …, 2013 | 30 | 2013 |
| The conditioning of leastsquares problems in variational data assimilation JM Tabeart, SL Dance, SA Haben, AS Lawless, NK Nichols, JA Waller Numerical Linear Algebra with Applications 25 (5), e2165, 2018 | 29 | 2018 |
| A note on the analysis error associated with 3DFGAT AS Lawless Quarterly Journal of the Royal Meteorological Society 136 (649), 1094-1098, 2010 | 29 | 2010 |
| Inner-loop stopping criteria for incremental four-dimensional variational data assimilation AS Lawless, NK Nichols Monthly weather review 134 (11), 3425-3435, 2006 | 29 | 2006 |
Nancy K NicholsProfessor of Applied Mathematics, University of Reading在 reading.ac.uk 的电子邮件经过验证
