[1] [1] Yang Fengjuan, Luo Shengxian. Application of wavelet transform in detection of rebar in ground penetrating radar[J]. Computing Techniques for Geophysical and Geochemical Exploration, 2009, 31(4): 354-360. (in Chinese)

[2] [2] Jiang Yanwen, Deng Bin, Wang Hongqiang, et al. RCS measurement of cylinders in terahertz band based on the time-domain spectroscopy system[J]. Infrared and Laser Engineering, 2014, 43(7): 2223-2227. (in Chinese)

[3] [3] Jiang Y, Deng B, Qin Y, et al. Experimental results of concealed object imaging using terahertz radar[C]//International Workshop on Electromagnetics: Applications and Student Innovation Competition, IEEE, 2017: 16-17.

[4] [4] Wang Fang, Qiu Dajian, Xia Hongyan, et al. Preliminary exploration on identification of probiotics in terahertz time domain spectroscopy [J]. Infrared and Laser Engineering, 2016, 45(7): 0703001. (in Chinese)

[5] [5] Ding Li, Ding Xi, Ye Yangyang, et al. Overview of passive terahertz imaging systems for indoor concealed detection[J]. Chinese Optics, 2017, 10(1): 114-121. (in Chinese)

[6] [6] Wang Kuifeng. Radar simulation test on the defects inspection between concrete layers[J]. South-to-North Water Transfers and Water Science & Technology, 2016(a01): 85-87. (in Chinese)

[7] [7] Cao Ting, Wang Weixing, Yang Nan, et al. Detection method for the depth of pavement broken block in cement concrete based on 3D laser scanning technology[J]. Infrared and Laser Engineering, 2017, 46(2): 0206006. (in Chinese)

[8] [8] Dai Shun, Liu Lihua, Wu Bingheng, et al. Development of handheld ground penetrating radar system for the nondestructive testing of reinforced concrete[J]. Journal of Hunan University(Naturnal Science), 2010, 37(9): 39-43. (in Chinese)

[9] [9] Xie Qi, Yang Hongru, Li Hongguang, et al. Explosive identification based on terahertz time-domain spectral system[J]. Optics and Precision Engineering, 2016, 34(10): 2392-2399. (in Chinese)

[10] [10] Zhang Jian, Wang Qiren, Zhang Xiaoyang, et al. Application of GPR in void defect detection of cement concrete pavement[J]. Site Investigation Science and Technology, 2013(6): 50-52. (in Chinese)

[11] [11] Fuscaldo W, Tofani S, Zografopoulos D C, et al. A reconfigurable multilayered THz leaky-wave antenna employing liquid crystals[C]//European Conference on Antennas and Propagation, IEEE, 2017: 849-851.

[12] [12] Murano K, Watanabe I, Kasamatsu A, et al. Low-profile terahertz radar based on broadband leaky-wave beam steering[J]. IEEE Transactions on Terahertz Science & Technology, 2017, 7(1): 60-69.

[13] [13] Dai Bing, Wang Peng, Zhou Yu, et al. Wavelet transform in the application of three-dimensional terahertz imaging for internal defect detection[J]. Acta Physica Sinica, 2017, 66(8): 328-334. (in Chinese)

[14] [14] Wang Hongyuan, Duan Fajie, Jiang Jiajia, et al. A tow-dimension photoelectric level inclination measuring system[J]. Optics and Precision Engineering, 2017, 25(12): 3210-3127. (in Chinese)

[15] [15] Cui Shanshan, Li Qi. De-noising research on terahertz digital holography based on wavelet transform[J]. Infrared and Laser Engineering, 2015, 44(6): 1836-1840. (in Chinese)

[16] [16] Zhou Zhirong, Hua Dengxin, Yang Rong, et al. De-noising method for mie scattering lidar echo signal based on wavelet theory[J]. Acta Photonica Sinica, 2016, 45(7): 144-149. (in Chinese)

[17] [17] Xu Tingfa, Su Chang, Luo Xuan, et al. Underwater range-gated image denoising based on gradient and wavelet transform[J]. Chinese Optics, 2016, 9(3): 301-311. (in Chinese)