Amos Lawless
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Approximate Gauss–Newton methods for nonlinear least squares problems
S Gratton, AS Lawless, NK Nichols
SIAM Journal on Optimization 18 (1), 106-132, 2007
2002007
An investigation of incremental 4D‐Var using non‐tangent linear models
AS Lawless, S Gratton, NK Nichols
Quarterly Journal of the Royal Meteorological Society: A journal of the …, 2005
852005
Representativity error for temperature and humidity using the Met Office high‐resolution model
JA Waller, SL Dance, AS Lawless, NK Nichols, JR Eyre
Quarterly Journal of the Royal Meteorological Society 140 (681), 1189-1197, 2014
582014
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
512011
Approximate iterative methods for variational data assimilation
AS Lawless, S Gratton, NK Nichols
International journal for numerical methods in fluids 47 (10‐11), 1129-1135, 2005
502005
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
442013
A comparison of two methods for developing the linearization of a shallow‐water model
AS Lawless, NK Nichols, SP Ballard
Quarterly Journal of the Royal Meteorological Society: A journal of the …, 2003
432003
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
422015
Conditioning and preconditioning of the variational data assimilation problem
SA Haben, AS Lawless, NK Nichols
Computers & Fluids 46 (1), 252-256, 2011
422011
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
352008
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
332014
Inner-loop stopping criteria for incremental four-dimensional variational data assimilation
AS Lawless, NK Nichols
Monthly weather review 134 (11), 3425-3435, 2006
262006
Variational data assimilation for very large environmental problems
AS Lawless
Large scale inverse problems: computational methods and applications in the …, 2013
252013
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
232016
Accounting for model error in strong‐constraint 4D‐Var data assimilation
KE Howes, AM Fowler, AS Lawless
Quarterly Journal of the Royal Meteorological Society 143 (704), 1227-1240, 2017
202017
Integration of a 3D variational data assimilation scheme with a coastal area morphodynamic model of Morecambe Bay
GD Thornhill, DC Mason, SL Dance, AS Lawless, NK Nichols, HR Forbes
Coastal Engineering 69, 82-96, 2012
202012
A note on the analysis error associated with 3D‐FGAT
AS Lawless
Quarterly Journal of the Royal Meteorological Society 136 (649), 1094-1098, 2010
202010
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
192017
An idealized study of coupled atmosphere–ocean 4D-Var in the presence of model error
AM Fowler, AS Lawless
Monthly Weather Review 144 (10), 4007-4030, 2016
182016
Nonlinear error dynamics for cycled data assimilation methods
AJF Moodey, AS Lawless, RWE Potthast, PJ Van Leeuwen
Inverse Problems 29 (2), 025002, 2013
182013
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Artículos 1–20