[1] Su L, Zhao G, Zhang R. Translation-Invariant De-noising of Electrocardiogram Signal based on Improved Wavelet Thresholding Method ［J］. Journal of Harbin Engineering University, 2006,27(6): 839-843.

[2] Jiang Kerong, Tang Xiangqing, Zhu Dequan. Automobile Wheel Speed Signal Processing based on Wavelet Algorithm of Improved Threshold ［J］. Chinese Journal of Scientific Instrument, 2010, (314): 736-740.

[3] Deng C, Yang X, Zhong T. The Study on Improved Wavelet Threshold Method ［C］//ICMIC 2013 .Harbin,China:IEEE, 2013: 1014-1018.

[4] Srivastava M, Anderson C L, Freed J H. A New Wavelet Denoising Method for Selecting Decomposition Levels and Noise Thresholds ［J］. IEEE Access, 2016,4(4): 3862-3877.

[5] Zhao R M, Cui H. Improved Threshold Denoising Method based on Wavelet Transform ［C］//ICMIC 2015.Sousse, Tunisia:IEEE,2015:1-4.

[6] Zhigang D, Jingxuan Z, Chunrong J. An Improved Wavelet Threshold Denoising Algorithm ［C］//ISDEA 2013.Hong Kong,China:IEEE, 2013: 297-299.

[7] Zhao Q, Dai W. A Wavelet Denoising Method of New Adjustable Threshold ［C］//ICCT 2015. Hangzhou,China:IEEE, 2015: 684-688.

[8] Lin Y, Cai J. A New Threshold Function for Signal Denoising based on Wavelet Transform ［C］//ICMTMA 2010 . Changsha ,China:IEEE, 2010: 200-203.

[9] Chang F, Hong W, Zhang T, et al. Research on Wavelet Denoising for Pulse Signal based on Improved Wavelet Thresholding ［C］//PCSPA 2010 .Harbin，China:IEEE, 2010: 564-567.

[10] Tian M, Wen H, Zhou L, et al. Image Denoising Using Multi-scale Thresholds Method in the Wavelet Domain ［C］//ICWAPR 2010. Qingdao,China:IEEE, 2010: 79-83.