[1] ZHANG Peng, Zhang Xiao-Juan. A Novel Through-the-Wall Imaging Algorithm Combined with Phase Shift Migration and NUFFT. Chin. J electron, 26, 1096-1100(2017).

[2] Kang Woong. Kangwook. Multilayer Stolt Migration Algorithm for Subsurface Target Imaging in Oblique Layers. IEEE J of Selected Topics in Applied Earth Observations and Remote Sensing, 10, 4295-4304(2016).

[3] Wave equation migration with the phase-shift method. Geophysics, 43, 1342-1351(1978).

[4] GU Kun-Long, WANG Gang, LI Jian. Migration based SAR imaging for ground penetrating radar systems. Algorithms for Synthetic Aperture Radar Imagery X. United States(2003).

[5] Demirci Sevket, Yigit Enes, Ismail H. . Ground penetrating radar imaging of water leaks from buried pipes based on back-projection method. NDT&E International, 47, 35-42(2012).

[6] Demirci Sevket, Yigit Enes, Ismail H. . Synthetic aperture focusing of ultrasonic data from multilayered media using an Omega-k algorithm. frequency control, 47, 35-42(2012).

[7] Stolt R. H.. Migration by Fourier transform. Geophysics, 43, 23-48(1978).

[8] Douglas L. McMakin, Thomas E. Hall. Three-dimensional millimeter-wave imaging for concealed weapon detection. IEEE Trans on microwave theory and techniques, 49, 1581-1592(2001).

[9] Vaso A., Petrovacki Dusan, Govedarica Miro. A new method to simultaneously estimate the radius of a cylindrical object and the wave propagation velocity from GPR data. Computers & Geosciences, 35, 1620-1630(2009).

[10] Olga M, Pérez Jesús, Catedra M. P.. Stationary phase method application for the analysis of radiation of complex 3-D conducting structures. IEEE Trans on Antennas and Propagation, 49, 724-731(2001).

[11] Otsu, N. A threshold selection method from gray-level histograms. cybernetics, 9, 62-66(1979).

[12] Du B., Todd W., Jose M. Millimeter wave imaging system for the detection of nonmetallic objects. May, 45, 5686-5692(2016).