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List of publications

International Journals

  1. C. Estatico, “A class of filtering superoptimal preconditioners for highly ill-conditioned linear systems”, BIT Numerical Mathematics, 42, pp. 753-778, 2002.

  2. F. Di Benedetto, C. Estatico, S. Serra-Capizzano, “Superoptimal preconditioned conjugate gradient iteration for image deblurring”, SIAM J. on Scientific Computing, 26:3, pp. 1012-1035, 2004.

  3. C. Estatico, “A classification scheme for regularizing preconditioners, with application to Toeplitz systems”, Linear Algebra and its Applications, 397, pp. 107-131, 2005.

  4. C. Estatico, “Regularization processes for real functions and ill-posed Toeplitz problems”, in “Recent Advances in Operator Theory and Its Applications”, M. Kaashoek, C. van der Mee, S. Seatzu (Eds.), Birkhäuser Verlag, Operator Theory: Advances and Applications, 160, pp. 161-178, 2005.

  5. C. Estatico, G. Bozza, A. Massa, M. Pastorino, A. Randazzo, “A two steps inexact-Newton method for electromagnetic imaging of dielectric structures from real data”, Inverse Problems, 21:6, pp. s81-s94, 2005.

  6. C. Estatico, M. Pastorino, A. Randazzo, “An inexact-Newton method for short-range microwave imaging within the second order Born approximation”, IEEE Trans. Geoscience and Remote Sensing, 43, pp. 2593-2605, 2005.

  7. R. Azaro, G. Bozza, C. Estatico, A. Massa, M. Pastorino, D. Pregnolato, A. Randazzo, “New results on electromagnetic imaging based on the inversion of synthetic and measured scattered-field data”, IEEE Trans. on Instrumentation and Measurement, 55, pp. 1085-1093, 2006.

  8. M. Donatelli, C. Estatico, A. Martinelli, S. Serra Capizzano, “Improved image deblurring with anti-reflective boundary conditions and re-blurring”, Inverse Problems, 22, pp. 2035-2053, 2006.

  9. G. Bozza, C. Estatico, M. Pastorino, A. Randazzo, “An inexact-Newton method for microwave reconstruction of strong scatterers”, IEEE Antennas and Wireless Propagation Lett., 5, pp. 61-64, 2006.

  10. M. Donatelli, C. Estatico, S. Serra Capizzano, “Boundary conditions and multiple-image re-blurring: the LBT case”, J. of Computational and Applied Mathematics, 198, pp. 426-442, 2007.

  11. G. Bozza, C. Estatico, M. Pastorino, A. Randazzo, “Application of an Inexact Newton method within the second-order Born approximation to buried objects”, IEEE Geoscience and Remote Sensing Lett., 4, pp. 51-55, 2007.

  12. Estatico, “Regularized fast multiple-image deconvolution for LBT”, J. of Computational and Applied Mathematics, 198, pp. 443-459, 2007.

  13. G. Bozza, C. Estatico, A. Massa, M. Pastorino, A. Randazzo, “Short-range image-based method for the inspection of strong scatterers using microwaves”, IEEE Trans. on Instrumentation and Measurement, 56, pp. 1181-1188, 2007.

  14. G. Bozza, C. Estatico, M. Pastorino, A. Randazzo, “Microwave Imaging for non­destructive evaluation of dielectric structures: numerical simulations by using an Inexact­Newton method”, Materials Evaluation, 65, pp. 917-922, 2007.

  15. C. Estatico, S. Serra Capizzano, “Superoptimal approximation for unbounded symbols”, Linear Algebra and its Applications, 428, pp. 564-585, 2008.

  16. P. Brianzi, F. Di Benedetto, C. Estatico, “Improvement of space-invariant image deblurring by preconditioned Landweber iterations”,< span lang="en-us"> SIAM J. on Scientific Computing, 30:3, pp. 1430-1458, 2008.

  17. C. Estatico, “Preconditioners for ill-conditioned Toeplitz matrices with differentiable generating functions”, Numer. Linear Algebra Appl., 16:3, pp. 237-257, 2009.

  18. F. Di Benedetto, C. Estatico, J. G. Nagy, M. Pastorino, “Numerical linear algebra for nonlinear microwave imaging”, Electronic Transactions on Numerical Analysis, 33, pp. 105-125, 2009.

  19. C. Estatico, E. Ngondiep, S. Serra Capizzano, D. Sesana, “A note on the (regularizing) preconditioning of g-Toeplitz sequences via g-circulants”, J. of Computational and Applied Mathematics, 236, pp. 2090-2111, 2012.

  20. C. Estatico, M. Pastorino, A. Randazzo, “A novel microwave imaging approach based on regularization in Lp Banach spaces”, IEEE Transactions on Antennas and Propagation, 60, pp. 3373-3381, 2012.

  21. A. Randazzo, C. Estatico, “A regularization scheme for electromagnetic inverse problems: Application to crack detection in civil structures”, Nondestructive Testing and Evaluation, vol. 27, p. 189-197, 2012.

  22. P. Brianzi, F. Di Benedetto, C. Estatico, “Preconditioned iterative regularization in Banach spaces”, Computational Optimization and Applications, vol. 54, pp. 263-282, 2013.

  23. C. Estatico, A. Fedeli, M. Pastorino, A. Randazzo, “Microwave imaging of elliptically-shaped dielectric cylinders by means of a Lp Banach-space inversion algorithm”, Measurement Science and Technology, vol. 24, 11 pp., article id. 074017, 2013.

  24. C. Estatico, F. Di Benedetto, “Shift-invariant approximations of structured shift-variant blurring matrices”, Numerical Algorithms, vol. 62, pp. 615-635, 2013.

  25. C. Estatico, M. Pastorino, A. Randazzo, “Microwave imaging of three-dimensional targets by means of an inexact-Newton-based inversion algorithm”, Int. J. of Antennas and Propagation, Article ID 407607, 10 pages, 2013.

  26. F. Lenti, F. Nunziata, C. Estatico, M. Migliaccio, “On the spatial resolution enhancement of microwave radiometer data in Banach spaces”, IEEE Trans. Geoscience and Remote Sensing, vol. 52, pp. 1834-1842, 2014.

  27. P. Dell’Acqua, M. Donatelli, C. Estatico, “Preconditioners for image restoration by reblurring techniques”, J. of Computational and Applied Mathematics, vol. 272, pp. 313–333, 2014.

  28. F. Lenti, F. Nunziata, C. Estatico, M. Migliaccio, “Spatial resolution enhancement of Earth observation products using an acceleration technique for iterative methods”, IEEE Geoscience and Remote Sensing Lett., vol. 12, pp. 269-273, 2015.

  29. C. Estatico, A. Fedeli, M. Pastorino, A. Randazzo, “Buried Object Detection by Means of a Lp Banach-Space Inversion Procedure”, Radio Science, vol. 50, pp. 41–51, 2015.

  30. F. Lenti, F. Nunziata, C. Estatico, M. Migliaccio, “Analysis of reconstructions obtained solving lp-penalized minimization problems”, IEEE Trans. Geoscience and Remote Sensing, vol. 53, pp. 4876-4886, 2015.

  31. A. Fedeli, C. Estatico, M. Pastorino, A. Randazzo, “A multifrequency inexact-Newton method in Lp Banach spaces for buried objects detection”, IEEE Trans. on Antennas and Propagation, vol. 63, pp. 4198-4204, 2015.

  32. P. Dell’Acqua, C. Estatico, “Acceleration of multiplicative iterative algorithms for image deblurring by duality maps in Banach spaces”, Applied Numerical Mathematics, vol. 99, pp. 121-136, 2016.

  33. F. Lenti, C. Estatico, F. Nunziata, M. Migliaccio, “Conjugate gradient method in Hilbert and Banach spaces to enhance the spatial resolution of radiometer data”, IEEE Trans. Geoscience and Remote Sensing, vol. 54, pp. 397-406, DOI 10.1109/TGRS.2015.2458014, 2016.

  34. C. Estatico, A. Fedeli, M. Pastorino, A. Randazzo, “A Banach-space regularization approach for multi-frequency microwave imaging”, Int. J. of Antennas and Propagation, Article ID 9304371, 8 pages, 2016.

  35. P. Dell'Acqua, M. Donatelli, C. Estatico, M. Mazza, “Structure preserving reblurring preconditioners for image deblurring”, J. of Scientific Computing, vol. 72, pp. 147-171, DOI 10.1007/s10915-016-0350-2, 2017.

  36. C. Estatico, S. Gratton, F. Lenti, D. Titley-Peloquin, “A conjugate gradient like method for p-norm minimization in functional spaces”, Numerische Mathematik, on-line, June 2017.

  37. C. Estatico, A. Fedeli, M. Pastorino, A. Randazzo, “A Newton-Conjugate-Gradient Method in Lp Banach Spaces for Hemorrhagic Brain Stroke Microwave Imaging”, submitted, 2017.

  38. P. Brianzi, F. Di Benedetto, C. Estatico, L. Surace, “Irregularization accelerates iterative regularization”, in preparation.

  39. C. Estatico, A. Fedeli, M. Pastorino, A. Randazzo, “A Nonlinear Inverse Scattering Method in Lebesgue Spaces with Non-Constant Exponents”, in preparation.


Proceedings of International Conferences
 

  1. C. Estatico, “Approach to regularization preconditioners for image processing”, Proceedings of “Advanced Signal Processing Algorithms, Architectures, and Implementations XIII, SPIE 2003” Ed. F. T. Luk, Vol. 5205, pp. 336-347, 2003, Bellingham, WA, USA.

  2. M. Donatelli, C. Estatico, J. G. Nagy, L. Perrone, S. Serra-Capizzano, “Anti-reflective boundary conditions and fast 2D deblurring models”, Proceedings of “Advanced Signal Processing Algorithms, Architectures, and Implementations XIII, SPIE 2003” Ed. F. T. Luk, Vol. 5205, pp. 380-389, 2003, Bellingham, WA, USA.

  3. C. Estatico, “A two-steps inexact-Newton method for atmospheric remote sensing”, Proceedings of the “IEEE-IST 2004 International Workshop on Imaging Systems And Techniques”, Stresa (VB), ISBN: 0-7803-8591-8, pp. 66-70, 2004.

  4. R. Azaro, G. Bozza, C. Estatico, A. Massa, M. Pastorino, D. Pregnolato, A. Randazzo, “New results on electromagnetic imaging based on the inversion of measured scattered-field data”, Proceedings of the “IEEE-IMTC 2005 Instrumentation and Measurement Technology Conference”, Ottawa, Canada, ISBN: 0-7803-8879, pp. 2048-2053, 2005.

  5. C. Estatico, A. Massa, M. Pastorino, A. Randazzo, “Iterative inversion procedures for microwave imaging of dielectric objects”, Proceedings of the “2nd International Conference on Electromagnetic Near-Field Characterization and Imaging, ICONIC 2005”, Barcellona, pp.78-83, 2005.

  6. G. Bozza, C. Estatico, A. Massa, M. Pastorino, A. Randazzo, “A regularization approach to microwave imaging under the second-order Born approximation with real data”, Proceedings of the “IEEE-IST 2005 International Workshop on Imaging Systems And Techniques”, Niagara Falls, Canada, pp. 14-19, 2005.

  7. G. Bozza, C. Estatico, A. Massa, M. Pastorino, A. Randazzo, “Short-range image-based method for the inspection of strong scatterers using microwaves”, Proceedings of the “IEEE-IMTC 2006 Instrumentation and Measurement Technology Conference”, Sorrento (NA), pp. 397-402, 2006.

  8. G. Bozza, C. Estatico, A. Massa, M. Pastorino, A. Randazzo, “An Inexact-Newton Algorithm for Tomographic Microwave Imaging”, Proceedings of the “IEEE-IST 2006 International Workshop on Imaging Systems And Techniques” , Minori (SA), pp. 137-142, 2006.

  9. G. Bozza, C. Estatico, M. Pastorino, A. Randazzo, “A preconditioned iterative scheme with polynomial inverse approximation for a nonlinear functional equation arising in inverse scattering”, Proceedings of the “2006 Mediterranean Microwave Symposium”, Genova, pp. 212-215, 2006.

  10. G. Bozza, C. Estatico, M. Pastorino, A. Randazzo, “A Numerical Assessment of the Semiconvergence Behavior in an Inverse-Scattering Approach to Electromagnetic Imaging”, Proceedings of the “IEEE-IMTC 2007 Instrumentation and Measurement Technology Conference”, Varsavia, Polonia, pp. 1-6, 2007.

  11. G. Bozza, C. Estatico, M. Pastorino, A. Randazzo, “Electromagnetic Imaging for Non–Intrusive Evaluation in Civil Engineering”, Proceedings of the “IEEE-IST 2007 International Workshop on Imaging Systems And Techniques”, Cracovia, Polonia, pp. 1-6, 2007.

  12. G. Bozza, M. Pastorino, A. Randazzo, C. Estatico, A. Massa, “An inverse scattering approach for noninvasive diagnostics of subsurfaces discontinuities”, Proceedings of the “2007 Mediterranean Microwave Symposium”, Budapest, Hungary, pp. 285-288, 2007.

  13. G. Bozza, C. Estatico, J. G. Nagy, M. Pastorino, A. Randazzo, “Enhanced nonlinear inverse scattering through linear super-resolution techniques”, Proceedings of the “IEEE-IST 2008 International Workshop on Imaging Systems And Techniques”, Creta, pp. 227-231, 2008.

  14. C. Estatico, A. Fedeli, M. Pastorino, A. Randazzo, “A Banach Regularization Method for Electromagnetic Imaging”, Proceedings of the “5th International Conference on Electromagnetic Near-Field Characterization and Imaging”, Rouen, France, 2011. Selezionato come finalista della "Best Paper Student Competition".

  15. G. Oliveri, A. Massa, A. Randazzo, M. Pastorino, C. Estatico, “Preliminary Assessment of a Contrast Source Formulation for the Iterative Multiscale Reconstruction of Cylindrical Objects in Electromagnetic Imaging”, Proceedings of the “5th International Conference on Electromagnetic Near-Field Characterization and Imaging”, Rouen, France, 2011.

  16. G. Oliveri, A. Massa, A. Randazzo, M. Pastorino, C. Estatico, “Reconstruction of Separate Scatterers by a Multiscale Approach to Microwave Imaging based on the Electric Field Integral Equation”, Proceedings of the “5th International Conference on Electromagnetic Near-Field Characterization and Imaging”, Rouen, France, 2011.

  17. M. Pastorino, C. Estatico, A. Randazzo, “A novel regularization scheme for electromagnetic inverse problems”, Proceedings of the “European Geosciencies Union General Assembly”, Vienna, Austria, 2011.

  18. C. Estatico, M. Pastorino, A. Randazzo, “A Banach-Space Regularization Approach for Microwave Imaging”, Proceedings of the “6th European Conference on Antennas and Propagation (EuCAP2012)”, Praga, Rep. Ceca, pp. 1382-1386, 2012.

  19. C. Estatico, A. Fedeli, M. Pastorino, A. Randazzo, “Microwave Imaging of Elliptically-Shaped Dielectric Cylinders by Means of a Lp Banach-Space Inversion Algorithm”, Proceedings of the “IEEE-IST 2012 International Conference on Imaging Systems And Techniques”, Manchester, UK, pp. 533-537, 2012.

  20. F. Lenti, F. Nunziata, C. Estatico, M. Migliaccio, “A comparison of two innovative techniques to enhancement the Spatial Resolution of radiometer data”, Proceedings of the “2012 IEEE GOLD Remote Sensing Conference”, Roma, pp. 91-93, 2013.

  21. C. Estatico, M. Pastorino, A. Randazzo, “Buried object detection by means of a Lp Banach-space inversion procedure”, Proceedings of the “EMTS 2013 URSI International Symposium on Electromagnetic Theory”, Hiroshima, Japan, pp. 131-134, 2013.

  22. C. Estatico, M. Pastorino, A. Randazzo, “A Numerical Analysis concerning Microwave Imaging in L^p Banach Space by using an Inexact Newton Method”, Proceedings of the “IEEE-IST 2014 International Conference on Imaging Systems And Techniques”, Santorini, Greece, 2014.

  23. F. Lenti, F. Nunziata, C. Estatico, D. Titley-Peloquin, S. Gratton, M. Migliaccio, “Conjugate gradient algorithm in Banach spaces to enhance the spatial resolution of microwave remote sensing data”, Proceedings of the “SOLAS 2014: International Conference on Earth Observation for Ocean-Atmosphere Interactions Science”, Roma, 2014.

  24. E. Tavanti, C. Estatico, A. Fedeli, M. Pastorino, A. Randazzo, “Nonlinear electromagnetic inverse scattering in Lp via Frozen or Broyden update of the Fréchet derivative”, Proceedings of the “NCMIP 2015: 5th International Workshop on New Computational Methods for Inverse Problems”, Cachan, Paris, May 29, 2015; J. of Phys.: Conf. Series, 657, IOP (2015) 012008

  25. F. Lenti, F. Nunziata, C. Estatico, D. Titley-Peloquin, S. Gratton, M. Migliaccio, “Conjugate gradient algorithm in Banach spaces to enhance the spatial resolution of microwave remote sensing data”, Proceedings of the “IGARSS 2015: International Geoscience and Remote Sensing Symposium”, Milan, 2015.

  26. A. Fedeli, M. Pastorino, A. Randazzo, C. Estatico, “A Multifrequency Banach-Space Inversion Method for Ground Penetrating Radar Imaging”, Proceedings of the “12th European Radar Conference” in the framework of "the European Microwave Week 2015”, Paris, September 6-11, 2015.

  27. C. Estatico, A. Fedeli, M. Pastorino, A. Randazzo, E. Tavanti, “A Banach-Space Multifrequency Imaging Approach for Electromagnetic Subsurface Sensing”, Proceedings of the "15th Mediterranean Microwave Symposium“, Lecce, November 30 - December 2, 2015.

  28. C. Estatico, A. Fedeli, M. Pastorino, A. Randazzo, E. Tavanti, “Phaseless tomographic inverse scattering in Banach spaces”, Proceedings of the “NCMIP 2016: 6th International Workshop on New Computational Methods for Inverse Problems”, Cachan, Paris, May 20, 2016; J. of Phys.: Conf. Series, 756, IOP (2016) 012010

  29. C. Estatico, M. Pastorino, A. Randazzo, E. Tavanti, “A Three-Dimensional Microwave Imaging Approach based on a Lp Banach Space Inversion Procedure”, Proceedings of the "EMTS 2016 URSI International Symposium on Electromagnetic Theory“, Espoo, Finland, August 14-18, pp. 148-151, 2016.

  30. C. Estatico, A. Fedeli, M. Pastorino, A. Randazzo, E. Tavanti, “Microwave Imaging Systems: Three-dimensional Reconstructions of Dielectric Targets”, Proceedings of the “IEEE-IST 2016 International Conference on Imaging Systems And Techniques”, Chania, Greece, October 4-6, 2016.

  31. A. Fedeli, C. Estatico, M. Pastorino, A. Randazzo, “Feasibility Assessment of a Banach-Space Inversion Procedure for Biomedical Applications”, Proceedings of the “11th European Conference on Antennas and Propagation (EuCAP2017)”, Paris, March 24-27, 2017.

  32. A. Fedeli, C. Estatico, M. Pastorino, A. Randazzo, “An Inverse Scattering Procedure in Lebesgue Spaces with Non-Constant Exponents”, Proceedings of the “XXXII International Union of Radio Science General Assembly & Scientific Symposium (URSI-GASS 2017)”, Montreal, August 19-26, 2017.

  33. I. Bisio, C. Estatico, A. Fedeli, F. Lavagetto, M. Pastorino, A. Randazzo, A. Sciarrone, “A nonlinear iterative inverse scattering procedure in Lp Banach spaces for microwave biomedical imaging”, Proceedings of the “International Conference on Electromagnetics in Advanced Applications (ICEAA-IEEE APWC 2017)”, Verona, Italy, September 11-25, 2017.

  34. I. Bisio, C. Estatico, A. Fedeli, F. Lavagetto, M. Pastorino, A. Randazzo, A. Sciarrone, “Microwave Data Inversion in Hemorrhagic Brain Stroke Imaging: A Newton-Conjugate-Gradient Based Approach in Lp Banach Spaces”, Proceedings of the “ IEEE International Conference on Antennas and Applications (IEEE CAMA 2017)”, Tsukuba, Japan, December 4-6, 2017.

  35.  

    Italian Journals

  1. C. Estatico, “Precondizionatori regolarizzanti per equazioni lineari mal poste e applicazione alla ricostruzione di immagini”, Bollettino dell'Unione Matematica Italiana,  Serie VII, Vol. VI-A, pp. 251-254, 2003, (Italian).
     

Monograph

  1. C. Estatico, ”Gradiente coniugato e regolarizzazione di problemi mal posti”, Monograph, Italian, Quaderni del Gruppo Nazionale per l’Informatica Matematica (then G.N.C.S.), N.6, 138 pp., 1996, (Italian).


   
         
 
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