Foto del docente

Natale Alberto Carrassi

Professore associato

Dipartimento di Fisica e Astronomia "Augusto Righi"

Settore scientifico disciplinare: FIS/06 FISICA PER IL SISTEMA TERRA E IL MEZZO CIRCUMTERRESTRE

Pubblicazioni

Raanes P.N.; Carrassi A.; Bertino L., Extending the square root method to account for additive forecast noise in ensemble methods, «MONTHLY WEATHER REVIEW», 2015, 143, pp. 3857 - 3873 [articolo]

Weber R.J.T.; Carrassi A.; Doblas-Reyes F.J., Linking the anomaly initialization approach to the mapping paradigm: A proof-of-concept study, «MONTHLY WEATHER REVIEW», 2015, 143, pp. 4695 - 4713 [articolo]

Carrassi A.; Weber R.J.T.; Guemas V.; Doblas-Reyes F.J.; Asif M.; Volpi D., Full-field and anomaly initialization using a low-order climate model: A comparison and proposals for advanced formulations, «NONLINEAR PROCESSES IN GEOPHYSICS», 2014, 21, pp. 521 - 537 [articolo]Open Access

Palatella L.; Carrassi A.; Trevisan A., Lyapunov vectors and assimilation in the unstable subspace: Theory and applications, «JOURNAL OF PHYSICS. A, MATHEMATICAL AND THEORETICAL», 2013, 46, Article number: 254020, pp. 254020 - N/A [articolo]

Alberto Carrassi, Accounting for model error in data assimilation., in: Mathematical and Algorithmic Aspects of Atmosphere-Ocean Data Assimilation, Oberwolfach Report, European Mathematical Society., 2012, pp. 3437 - 3438 [capitolo di libro]

Carrassi A.; Hamdi R.; Termonia P.; Vannitsem S., Short time augmented extended Kalman filter for soil analysis: A feasibility study, «ATMOSPHERIC SCIENCE LETTERS», 2012, 13, pp. 268 - 274 [articolo]

Carrassi A.; Vannitsem S., State and parameter estimation with the extended Kalman filter: An alternative formulation of the model error dynamics, «QUARTERLY JOURNAL OF THE ROYAL METEOROLOGICAL SOCIETY», 2011, 137, pp. 435 - 451 [articolo]

Carrassi A.; Vannitsem S., Treatment of the error due to unresolved scales in sequential data assimilation, «INTERNATIONAL JOURNAL OF BIFURCATION AND CHAOS IN APPLIED SCIENCES AND ENGINEERING», 2011, 21, pp. 3619 - 3626 [articolo]

Carrassi A.; Vannitsem S.P., Accounting for model error in variational data assimilation: A deterministic formulation, «MONTHLY WEATHER REVIEW», 2010, 138, pp. 3369 - 3386 [articolo]

Yang S.-C.; Corazza M.; Carrassi A.; Kalnay E.; Miyoshi T., Comparison of local ensemble transform Kalman filter, 3DVAR, and 4DVAR in a quasigeostrophic model, «MONTHLY WEATHER REVIEW», 2009, 137, pp. 693 - 709 [articolo]

Carrassi A.; Vannitsem S.; Zupanski D.; Zupanski M., The maximum likelihood ensemble filter performances in chaotic systems, «TELLUS. SERIES A, DYNAMIC METEOROLOGY AND OCEANOGRAPHY», 2009, 61, pp. 587 - 600 [articolo]

F. Porcu'; A. Carrassi, Toward an estimation of the relationship between cyclonic structures and damages at the ground in Europe, «NATURAL HAZARDS AND EARTH SYSTEM SCIENCES», 2009, 9, pp. 823 - 829 [articolo]

Carrassi A.; Trevisan A.; Descamps L.; Talagrand O.; Uboldi F., Controlling instabilities along a 3DVar analysis cycle by assimilating in the unstable subspace: A comparison with the EnKF, «NONLINEAR PROCESSES IN GEOPHYSICS», 2008, 15, pp. 503 - 521 [articolo]

Carrassi A.; Ghil M.; Trevisan A.; Uboldi F., Data assimilation as a nonlinear dynamical systems problem: Stability and convergence of the prediction-assimilation system, «CHAOS», 2008, 18, Article number: 023112, pp. 023112 - N/A [articolo]

Carrassi A.; Vannitsem S.; Nicolis C., Model error and sequential data assimilation: A deterministic formulation, «QUARTERLY JOURNAL OF THE ROYAL METEOROLOGICAL SOCIETY», 2008, 134, pp. 1297 - 1313 [articolo]