For the detection issue in the presence of subspace signal mismatch, a parametrically tunable detector is proposed, which processes the Constant False Alarm Rate (CFAR) properties. By changing the tunable parameter, the proposed detector can flexibly detect the mismatched subspace signal. Moreover, in the case of no signal mismatch, the proposed tunable detector can even achieve better detection performance than the existing detectors. The expressions for the probabilities of detection and false alarm are proposed and verified with Monte Carlo simulations.
刘维建,简涛,杨海峰,李胜喜,王欢,王永良. 适用于子空间信号失配的参数可调多通道自适应检测器[J]. 电子与信息学报, 2016, 38(12): 3011-3017.
LIU Weijian, JIAN Tao, YANG Haifeng, LI Shengxi, WANG Huan, WANG Yongliang. Tunable Multichannel Adaptive Detector for Mismatched Subspace Signals. JEIT, 2016, 38(12): 3011-3017.
WANG Y, LIU W, and XIE W, et al. Research progress of space-time adaptive detection for airborne radar[J]. Journal of Radars, 2014, 3(2): 201-207.
[6]
LIU W, WANG Y, and XIE W. Fisher information matrix, Rao test, and Wald test for complex-valued signals and their applications[J]. Signal Processing, 2014, 94(1): 1-5.
[7]
KELLY E J. An adaptive detection algorithm[J]. IEEE Transactions on Aerospace and Electronic Systems, 1986, 22(1): 115-127.
[8]
ROBEY F C, FUHRMANN D R, KELLY E J, et al. A CFAR adaptive matched filter detector[J]. IEEE Transactions on Aerospace and Electronic Systems, 1992, 28(1): 208-216.
[9]
DE MAIO A. Rao test for adaptive detection in Gaussian interference with unknown covariance matrix[J]. IEEE Transactions on Signal Processing, 2007, 55(7): 3577-3584.
[10]
LIU W, LIU J, HU X, et al. Statistical performance analysis of the adaptive orthogonal rejection detector[J]. IEEE Signal Processing Letters, 2016, 23(6): 873-877.
ZOU K, LIAO G, LI J, et al. Sensitivity analysis of knowledge aided detector in non-Gaussian clutter[J]. Journal of Electronics & Information Technology, 2014, 36(1): 181-186. doi: 10.3724/SP.J.1146.2013.00320.
SHI S, SHUI P, and LIU M. Coherent detection based on texture structure in compound-gaussian clutter[J]. Journal of Electronics & Information Technology, 2016, 38(8): 1969-1976. doi: 10.11999/JEIT151194.
[14]
KONG L, LI N, CUI G, et al. Adaptive bayesian detection for multiple-input multiple-output radar in compound-gaussian clutter with random texture[J]. IET Radar, Sonar & Navigation, 2016, 10(4): 689-698.
[15]
SHUI P L, LIU M, and XU S W. Shape-parameter-dependent coherent radar target detection in k-distributed clutter[J]. IEEE Transactions on Aerospace and Electronic Systems, 2016, 52(1): 451-465.
[16]
GINI F and FARINA A. Matched subspace cfar detection of hovering helicopters[J]. IEEE Transactions on Aerospace & Electronic Systems, 1999, 35(4): 1293-1305.
[17]
LEI S, ZHAO Z, NIE Z, et al. Adaptive polarimetric detection method for target in partially homogeneous background[J]. Signal Processing, 2015, 106: 301-311.
[18]
PASTINA D, LOMBARDO P, and BUCCIARELLI T. Adaptive polarimetric target detection with coherent radar Part I: Detection against Gaussian background[J]. IEEE Transactions on Aerospace and Electronic Systems, 2001, 37(4): 1194-1206.
[19]
LIU J, ZHANG Z J, and YANG Y. Optimal waveform design for generalized likelihood ratio and adaptive matched filter detectors using a diversely polarized antenna[J]. Signal Processing, 2012, 92(4): 1126-1131.
[20]
LIU W, XIE W, LIU J, et al. Adaptive double subspace signal detection in Gaussian backgroundPart I: Homogeneous environments[J]. IEEE Transactions on Signal Processing, 2014, 62(9): 2345-2357.
[21]
REN B, SHI L, and WANG G. Polarimetric target detection using statistic of the degree of polarization[J]. Progress In Electromagnetics Research M, 2016, 46: 143-152.
[22]
CIUONZO D, DE Maio A, and ORLANDO D. A unifying framework for adaptive radar detection in homogeneous plus structured interference[J]. IEEE Transactions on Signal Processing, 2016, 64(11): 2894-2906.
[23]
LIU W, WANG Y L, LIU J, et al. Design and performance analysis of adaptive subspace detectors in orthogonal interference and Gaussian noise[J]. IEEE Transactions on Aerospace and Electronic Systems, accepted, doi: 10.1109/ TAES.2016.140152.
[24]
LIU W, WANG Y, LIU J, et al. Robust GLRT approaches to signal detection in the presence of spatial-temporal uncertainty[J]. Signal Processing, 2015, 118: 272-284.
[25]
LIU J, LIU W, CHEN B, et al. Modified rao test for multichannel adaptive signal detection[J]. IEEE Transactions on Signal Processing, 2016, 64(3): 714-725.
[26]
PULSONE N B amd RADER C M. Adaptive beamformer orthogonal rejection test[J]. IEEE Transactions on Signal Processing, 2001, 49(3): 521-529.
[27]
HAO C, SHANG X, BANDIERA F, et al. Bayesian radar detection with orthogonal rejection[J]. IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences, 2012, E95-A(2): 596-599.
[28]
RICHMOND C D. Performance of the adaptive sidelobe blanker detection algorithm in homogeneous environments[J]. IEEE Transactions on Signal Processing, 2000, 48(5): 1235-1247.
[29]
HAO C, LIU B, and CAI L. Performance analysis of a two-stage rao detector[J]. Signal Processing, 2011, 91(8): 2141-2146.
[30]
DE Maio A and ORLANDO D. A survey on two-stage decision schemes for point-like targets in gaussian interference[J]. IEEE Aerospace and Electronic Systems Magazine, 2016, 31(4): 20-29.
[31]
KALSON S Z. An adaptive array detector with mismatched signal rejection[J]. IEEE Transactions on Aerospace and Electronic Systems, 1992, 28(1): 195-207.
[32]
LIU W, XIE W, and WANG Y. Parametric detector in the situation of mismatched signals[J]. IET Radar, Sonar & Navigation, 2014, 8(1): 48-53.
[33]
LIU W, LIU J, ZHANG C, et al. Performance prediction of subspace-based adaptive detectors with signal mismatch[J]. Signal Processing, 2016, 123: 122-126.
[34]
LIU W, LIU J, HUANG L, et al. Distributed target detectors with capabilities of mismatched subspace signal rejection[J]. IEEE Transactions on Aerospace and Electronic Systems, accepted.
[35]
RAGHAVAN R S, QIU H F, and MCLAUGHLIN D J. Cfar detection in clutter with unknown correlation properties[J]. IEEE Transactions on Aerospace and Electronic Systems, 1995, 31(2): 647-657.
[36]
KELLY E J and FORSYTHE K M. Adaptive detection and parameter estimation for multidimensional signal models[R]. Lincoln Laboratory, Lexington, 1989.