PCA Assisted DTCWT Denoising for Improved DOA Estimation of Closely Spaced and Coherent Signals
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J. C. Liberti and T. S. Rappaport, “Smart antennas for wireless communications: IS-95 and third generation CDMA applications,” Prentice Hall, New Jersey, 1999, pp. 253-284.
R. O. Schmidt, “Multiple emitter location and signal parameter estimation,” IEEE Transactions on Antennas and Propagation, vol. 34, no. 3, Mar. 1986, pp. 276-280. DOI: 10.1109/TAP.1986.1143830
R. Roy and T. Kailath, “ESPRIT-Estimation of signal parameter via rotational invariance techniques,” IEEE Transactions on Acoustics, Speech and Signal Processing, vol. 37, no. 7, Jul. 1989, pp. 984-995. DOI: 10.1109/29.32276
L. Gan and X. Luo, “Direction-of-arrival estimation for uncorrelated and coherent signals in the presence of multipath propagation,” IET Microwaves, Antennas and Propagation, vol. 7, no. 9, Mar. 2013, pp. 746-753. DOI: 10.1049/iet-map.2012.0659
Z. Ye, Y. Zhang, X. Xu, and C. Liu, “Direction of arrival estimation for uncorrelated and coherent signals with uniform linear array,” IET Radar, Sonar and Navigation, vol. 3, no. 2, 2009, pp. 144-154. DOI: 10.1049/iet-rsn:20080041
N. C. Pramod and G. V. Anand, “Nonlinear wavelet denoising for DOA estimation by music,” in Proc. IEEE Int. Conf. Signal Processing & Communications (SPCOM 04), Dec. 2004, pp. 388-392. DOI: 10.1109/SPCOM.2004.1458487
X. Mao and H. Pan, “An improved DOA estimation algorithm based on wavelet operator, “Journal of Communications,” vol. 1, no. 12, Dec. 2013, pp. 839-844. doi: 10.12720/jcm.8.12.839-844
Jianfeng Liu, “State space based method for the DOA estimation by the forward-backward data matrix using small snapshots,” International Journal of Electronics and Telecommunications, vol. 63, no. 3, 2017, pp. 315-322. DOI: 10.1515/eletel-2017-0042
G. Chen and W. Zhu, “Signal denoising using neighboring dual-tree complex wavelet coefficients,” IET Signal Processing, vol. 6, no. 2, 2012, pp. 143-147. DOI: 10.1049/iet-spr.2010.0262
N. G. Kingsbury, “Complex wavelets for shift invariant analysis and filtering of signals,” Journal of Applied and Computational Harmonic Analysis, vol. 10, no. 3, May 2001, pp. 234-253. DOI: 10.1006/acha.2000.0343
I. Selesnick, R. Baraniuk, and N. Kingsbury, “The dual-tree complex wavelet transform,” IEEE Signal Processing Magazine, vol. 22, no. 6, Nov. 2005, pp. 123-151. DOI: 10.1109/MSP.2005.1550194
M. K. Lakshmanan and H. Nikookar, “A review of wavelets for digital wireless communication,” Wireless Personal Communications, vol. 37, 2006, pp. 387-420. DOI: 10.1007/s11277-006-9077-y
X. Yu, W. Liang, L. Zhang, H. Jin, and J. Qiu, “Dual-tree complex wavelet transform and SVD based acoustic noise reduction and its application in leak detection for natural gas pipeline,” Mechanical Systems and Signal Processing, vol. 72–73, 2016, pp. 266-285. DOI: 10.1016/j.ymssp.2015.10.034
Varsha and P. Basu, “An improved dual tree complex wavelet transform based image denoising using GCV thresholding,” in Proc. IEEE Int. Conf. Computational Systems and Communications (ICCSC 14), Trivandrum, India, Dec. 2014, pp. 133-138. DOI: 10.1109/COMPSC.2014.7032635
F. Wang and Z. Ji, “Application of the dual-tree complex wavelet transform in biomedical signal denoising,” Bio-Medical Materials and Engineering, vol. 24, 2014, pp. 109-115. DOI: 10.3233/BME-130790
R. Yang and M. Ren, “Wavelet denoising using principal component analysis,” Expert Systems with Applications, vol. 38, 2011, pp. 1073-1076. DOI: 10.1016/j.eswa.2010.07.069
S. Bacchelli and S. Papi, “Image denoising using principal component analysis in the wavelet domain,” Journal of Computational and Applied Mathematics, vol. 189, 2006, pp. 606-621. DOI: 10.1016/j.cam.2005.04.030
D. L. Donoho, “De-Noising by soft-thresholding,” IEEE Transactions on Information Theory, vol. 41, no. 3, May 1995, pp. 613-627. DOI: 10.1109/18.382009
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