Dacian N. Daescu, Ph.D. - Publications

Affiliations: 
2001 University of Iowa, Iowa City, IA 
Area:
Mathematics, Atmospheric Science Physics

31 high-probability publications. We are testing a new system for linking publications to authors. You can help! If you notice any inaccuracies, please sign in and mark papers as correct or incorrect matches. If you identify any major omissions or other inaccuracies in the publication list, please let us know.

Year Citation  Score
2019 Abbaszadeh P, Moradkhani H, Daescu DN. The Quest for Model Uncertainty Quantification: A Hybrid Ensemble and Variational Data Assimilation Framework. Water Resources Research. 55: 2407-2431. PMID 31217643 DOI: 10.1029/2018Wr023629  0.514
2017 Shaw JA, Daescu DN. Sensitivity of the model error parameter specification in weak-constraint four-dimensional variational data assimilation Journal of Computational Physics. 343: 115-129. DOI: 10.1016/J.Jcp.2017.04.050  0.515
2016 Daescu DN, Langland RH. Innovation-Weight Parametrization in Data Assimilation: Formulation & Analysis with NAVDAS-AR/NAVGEM Ifac-Papersonline. 49: 176-181. DOI: 10.1016/J.Ifacol.2016.10.159  0.49
2013 Daescu DN, Langland RH. The adjoint sensitivity guidance to diagnosis and tuning of error covariance parameters Data Assimilation For Atmospheric, Oceanic and Hydrologic Applications (Vol. Ii). 205-232. DOI: 10.1007/978-3-642-35088-7_9  0.415
2013 Daescu DN, Langland RH. Error covariance sensitivity and impact estimation with adjoint 4D-Var: Theoretical aspects and first applications to NAVDAS-AR Quarterly Journal of the Royal Meteorological Society. 139: 226-241. DOI: 10.1002/Qj.1943  0.478
2012 Hossen MJ, Navon IM, Daescu DN. Effect of random perturbations on adaptive observation techniques International Journal For Numerical Methods in Fluids. 69: 110-123. DOI: 10.1002/Fld.2545  0.495
2011 Sandu A, Constantinescu E, Carmichael G, Chai T, Daescu D, Seinfeld J. Ensemble methods for dynamic data assimilation of chemical observations in atmospheric models Journal of Algorithms and Computational Technology. 5: 667-692. DOI: 10.1260/1748-3018.5.4.667  0.473
2011 Godinez HC, Daescu DN. Observation targeting with a second-order adjoint method for increased predictability Computational Geosciences. 15: 477-488. DOI: 10.1007/S10596-010-9217-Z  0.468
2010 Daescu DN. Forecast sensitivity to the observation error covariance in variational data assimilation Procedia Computer Science. 1: 1277-1285. DOI: 10.1016/j.procs.2010.04.142  0.448
2010 Daescu DN, Todling R. Adjoint sensitivity of the model forecast to data assimilation system error covariance parameters Quarterly Journal of the Royal Meteorological Society. 136: 2000-2012. DOI: 10.1002/Qj.693  0.517
2009 Daescu DN. On the deterministic observation impact guidance: A geometrical perspective Monthly Weather Review. 137: 3567-3574. DOI: 10.1175/2009Mwr2954.1  0.474
2009 Daescu DN, Todling R. Adjoint estimation of the variation in model functional output due to the assimilation of data Monthly Weather Review. 137: 1705-1716. DOI: 10.1175/2008Mwr2659.1  0.492
2009 Veerman JJP, Daescu D, Romero-Vallés MJ, Torres PJ. A single particle impact model for motion in avalanches Physica D: Nonlinear Phenomena. 238: 1897-1908. DOI: 10.1016/J.Physd.2009.06.017  0.312
2008 Daescu DN. On the sensitivity equations of four-dimensional variational (4D-Var) data assimilation Monthly Weather Review. 136: 3050-3065. DOI: 10.1175/2007Mwr2382.1  0.516
2008 Daescu DN, Navon IM. A dual-weighted approach to order reduction in 4DVAR data assimilation Monthly Weather Review. 136: 1026-1041. DOI: 10.1175/2007Mwr2102.1  0.501
2008 Carmichael GR, Sandu A, Chai T, Daescu DN, Constantinescu EM, Tang Y. Predicting air quality: Improvements through advanced methods to integrate models and measurements Journal of Computational Physics. 227: 3540-3571. DOI: 10.1016/J.Jcp.2007.02.024  0.362
2007 Daescu DN, Navon IM. Efficiency of a POD-based reduced second-order adjoint model in 4D-Var data assimilation International Journal For Numerical Methods in Fluids. 53: 985-1004. DOI: 10.1002/Fld.1316  0.452
2006 Zupanski M, Fletcher SJ, Navon IM, Uzunoglu B, Heikes RP, Randall DA, Ringler TD, Daescu D. Initiation of ensemble data assimilation Tellus A. 58: 159-170. DOI: 10.3402/Tellusa.V58I2.14766  0.48
2006 Chai T, Carmichael GR, Sandu A, Tang Y, Daescu DN. Chemical data assimilation of Transport and Chemical Evolution over the Pacific (TRACE-P) aircraft measurements Journal of Geophysical Research Atmospheres. 111. DOI: 10.1029/2005Jd005883  0.414
2005 Sandu A, Daescu DN, Carmichael GR, Chai T. Adjoint sensitivity analysis of regional air quality models Journal of Computational Physics. 204: 222-252. DOI: 10.1016/J.Jcp.2004.10.011  0.524
2005 Navon IM, Daescu DN, Liu Z. The impact of background error on incomplete observations for 4D-Var data assimilation with the FSU GSM Lecture Notes in Computer Science. 3515: 837-844.  0.394
2004 Daescu DN, Navon IM. Adaptive observations in the context of 4D-Var data assimilation Meteorology and Atmospheric Physics. 85: 205-226. DOI: 10.1007/S00703-003-0011-5  0.5
2004 Chai T, Carmichael GR, Daescu DN, Sandu A. Analysis of TRACE-P observations using a four-dimensional variational data assimilation technique Bulletin of the American Meteorological Society. 6213-6218.  0.36
2003 Daescu DN, Carmichael GR. An adjoint sensitivity method for the adaptive location of the observations in air quality modeling Journal of the Atmospheric Sciences. 60: 434-450. DOI: 10.1175/1520-0469(2003)060<0434:Aasmft>2.0.Co;2  0.527
2003 Daescu DN, Navon IM. An analysis of a hybrid optimization method for variational data assimilation International Journal of Computational Fluid Dynamics. 17: 299-306. DOI: 10.1080/1061856031000120510  0.468
2003 Daescu DN, Sandu A, Carmichael GR. Direct and adjoint sensitivity analysis of chemical kinetic systems with KPP: II - Numerical validation and applications Atmospheric Environment. 37: 5097-5114. DOI: 10.1016/J.Atmosenv.2003.08.020  0.483
2003 Sandu A, Daescu DN, Carmichael GR. Direct and adjoint sensitivity analysis of chemical kinetic systems with KPP: Part I - Theory and software tools Atmospheric Environment. 37: 5083-5096. DOI: 10.1016/J.Atmosenv.2003.08.019  0.476
2003 Carmichael GR, Daescu DN, Sandu A, Chai T. Computational aspects of chemical data assimilation into atmospheric models Lecture Notes in Computer Science (Including Subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics). 2660: 269-278.  0.4
2002 Le Dimet FX, Navon IM, Daescu DN. Second-order information in data assimilation Monthly Weather Review. 130: 629-648. DOI: 10.1175/1520-0493(2002)130<0629:Soiida>2.0.Co;2  0.411
2000 Daescu D, Carmichael GR, Sandu A. Adjoint implementation of Rosenbrock methods applied to variational data assimilation problems Journal of Computational Physics. 165: 496-510. DOI: 10.1006/Jcph.2000.6622  0.503
1999 Carmichael GR, Sandu A, Song CH, He S, Phadnis MJ, Daescu D, Damian‐Iordache V, Potra FA. Computational challenges of modelling interactions between aerosol and gas phase processes in large‐scale air pollution models Environmental Management and Health. 10: 99-136. DOI: 10.1108/09566169910276157  0.373
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