1. Giakos, G. C., et al. "Noninvasive imaging for the new century," IEEE Instrum. Meas. Mag., Vol. 2, 32-35, Jun. 1999.
doi:10.1109/5289.765967 Google Scholar
2. Zoughi, R., Microwave Nondestructive Testing and Evaluation, Kluwer Academic, Amsterdam, The Netherlands, 2000.
doi:10.1007/978-94-015-1303-6
3. Caorsi, S., A. Massa, and M. Pastorino, "Numerical assessment concerning a focused microwave diagnostic method for medical applications," IEEE Trans. Antennas Propag., Vol. 48, No. 11, 1815-1830, Nov. 2000. Google Scholar
4. Caorsi, S., A. Massa, M. Pastorino, and A. Rosani, "Microwave medical imaging: potentialities and limitations of a stochastic optimization technique," IEEE Trans. Microwave Theory Tech., Vol. 52, No. 8, 1909-1916, Aug. 2004.
doi:10.1109/TMTT.2004.832016 Google Scholar
5. Zhou, H., T. Takenaka, J. Johnson, and T. Tanaka, "A breast imaging model using microwaves and a time domain three dimen-sional reconstruction method," Progress In Electromagnetics Research, Vol. 93, 57-70, 2009.
doi:10.2528/PIER09033001 Google Scholar
6. Chen, C.-C., J. T. Johnson, M. Sato, and A. G. Yarovoy, "Special issue on subsurface sensing using ground-penetrating radar," IEEE Trans. Geosci. Remote Sens., Vol. 45, No. 8, Aug. 2007.
doi:10.1109/TGRS.2007.902827 Google Scholar
7. Lesselier, D. and J. Bowler, "Special issue on electromagnetic and ultrasonic nondestructive evaluation," Inverse Problems, Vol. 18, No. 6, Dec. 2002.
doi:10.1088/0266-5611/18/6/001 Google Scholar
8. Harada, H., D. J. N. Wall, T. Takenaka, and T. Tanaka, "Conjugate gradient method applied to inverse scattering problems," IEEE Trans. Antennas Propag., Vol. 43, 784-792, Aug. 1995.
doi:10.1109/8.402197 Google Scholar
9. Ferraye, R., J. Y. Dauvignac, and C. Pichot, "Reconstruction of complex and multiple shape object contours using a level set method," Journal of Electromagnetic Waves and Applications, Vol. 17, No. 2, 153-181, 2003.
doi:10.1163/156939303322235770 Google Scholar
10. Dorn., O. and D. Lesselier, "Level set methods for inverse scattering," Inverse Probl., Vol. 22, No. 4, Aug. 2006.
doi:10.1088/0266-5611/22/4/R01 Google Scholar
11. Colton, D. and R. Kress, Inverse Acoustic and Electromagnetic Scattering Theory, Springer-Verlag, Berlin Heidelberg, 1998.
12. Caorsi, S., A. Massa, and M. Pastorino, "A computational technique based on a real-coded genetic algorithm for microwave imaging purposes," IEEE Trans. Geosci. Remote Sens., Vol. 38, No. 4, 1697-1708, Jul. 2000.
doi:10.1109/36.851968 Google Scholar
13. Donelli, M. and A. Massa, "A computational approach based on a particle swarm optimizer for microwave imaging of two-dimensional dielectric scatterers," IEEE Trans. Microwave Theory Tech., Vol. 53, No. 5, 1761-1776, May 2005.
doi:10.1109/TMTT.2005.847068 Google Scholar
14. Pastorino, M., "Stochastic optimization methods applied to microwave imaging: A review," IEEE Trans. Antennas Propag., Vol. 55, No. 3, 538-548, Mar. 2007.
doi:10.1109/TAP.2007.891568 Google Scholar
15. Rocca, P., M. Benedetti, M. Donelli, D. Franceschini, and A. Massa, "Evolutionary optimization as applied to inverse scattering problems," Inverse Probl., Vol. 25, No. 12, 1-41, Dec. 2009.
doi:10.1088/0266-5611/25/12/123003 Google Scholar
16., Van den Berg, P. M. and A. Abubakar, "Contrast source inversion method: State of the art," Progress In Electromagnetics Research, Vol. 34, 189-218, 2001. Google Scholar
17. Rocca, P., M. Donelli, G. L. Gragnani, and A. Massa, "Iterative multi-resolution retrieval of non-measurable equivalent currents for imaging purposes," Inverse Probl., Vol. 25, No. 5, 1-25, May 2009.
doi:10.1088/0266-5611/25/5/055004 Google Scholar
18. Chen, X., "Subspace-based optimization method for solving inverse-scattering problems," IEEE Trans. Geosci. Remote Sens., Vol. 48, No. 1, 42-49, Jan. 2010.
doi:10.1109/TGRS.2009.2025122 Google Scholar
19. Caorsi, S., M. Donelli, D. Franceschini, and A. Massa, "A new methodology based on an iterative multiscaling for microwave imaging," IEEE Trans. Microwave Theory Tech., Vol. 51, No. 4, 1162-1173, Apr. 2003.
doi:10.1109/TMTT.2003.809677 Google Scholar
20. Caorsi, S., M. Donelli, and A. Massa, "Detection,location, and imaging of multiple scatterers by means of the iterative multiscaling method," IEEE Trans. Microwave Theory Tech., Vol. 52, 1217-1228, Apr. 2004.
doi:10.1109/TMTT.2004.825699 Google Scholar
21. Bucci, O. M. and G. Franceschetti, "On the degrees of freedom of scattered fields," IEEE Trans. Antennas Propag., Vol. 37, 918-926, Jul. 1989. Google Scholar
22. Mojabi, P. and J. LoVetri, "Overview and classification of some regularization techniques for the Gauss-Newton inversion method applied to inverse scattering problems," IEEE Trans. Antennas Propag., Vol. 57, No. 9, 2658-2665, Sep. 2009.
doi:10.1109/TAP.2009.2027161 Google Scholar
23. Bozza, G., C. Estatico, A. Massa, M. Pastorino, and A. Randazzo, "Short-range imagebased method for the inspection of strong scatterers using microwaves," IEEE Trans. Instrum. Meas., Vol. 56, No. 4, 1181-1188, Aug. 2007.
doi:10.1109/TIM.2007.900127 Google Scholar
24. Oliveri, G., G. Bozza, A. Massa, and M. Pastorino, "Iterative multi scaling-enhanced inexact Newton-method for microwave imaging," Proc. 2010 IEEE Antennas Propag. Soc. Int. Symp., 1-4, Toronto (Canada), Jul. 11-17, 2010. Google Scholar
25. Bozza, G., L. Lizzi, A. Massa, G. Oliveri, and M. Pastorino, "An iterative multi-scaling scheme for the electromagnetic imaging of separated scatterers by the Inexact-Newton method," Proc. of the 2010 IEEE International Conference on Imaging Systems and Techniques (IST), 85-89, Thessaloniki, Greece, Jul. 1-2, 2010. Google Scholar
26. Richmond, J. H., "Scattering by a dielectric cylinder of arbitrary cross shape," IEEE Trans. Antennas Propag., Vol. 13, No. 3, 334-341, May 1965.
doi:10.1109/TAP.1965.1138427 Google Scholar
27. Landweber, L., "An iteration formula for Fredholm integral equations of the first kind," American Journal of Mathematics, Vol. 73, No. 3, 615-624, Jul. 1951.
doi:10.2307/2372313 Google Scholar