Principles of Modern Radar - Volume 2 1891121537

838 IndexMoving target indication (MTI) (cont.)ambiguity function, 153–155data collection scenario, 156fspatial sampling, 459–464technique, 756temporal sampling, 464–466MP algorithm. See Matching Pursuits (MP)algorithmMPM. See Microwave power module(MPM) amplifierMQ-1C SkyWarrior/Gray Eagle unmannedaircraft system, 707MRA. See Multi-resolution analysis(MRA)MSE. See Mean square error (MSE)MSK. See Minimum shift keying (MSK)MSTAR. See Moving and stationary targetacquisition and recognition(MSTAR)MTI. See Moving target indication (MTI)MTRC. See Motion-through-resolution-cells(MTRC)Mueller matrix, 607–611Multi-Channel Airborne RadarMeasurements (MCARM)Program, 473Multichannel phased array radar,155–157, 156fMultichannel processingfor PBR detection performanceimprovement, 791–813adaptive antenna array, 808–813,810f–812f, 814flinear–nonlinear integration, 791–803,793f, 795f, 797f–802f, 798tmultiple polarimetric passive radarchannels exploitation, 803–808,805t, 806f–809fMulti-input, multi-output (MIMO) radar, 1,8, 119–142adaptive, 109–113angle ambiguity function for, 141array factor of, 131, 132fbeampatterns, 142characteristics of, 120cohere-on-target, 112–113, 113fconfiguration, 6distributed aperture, 141dynamic calibration, 111–112, 112fGMTI, 140–141notation, 120–121optimum waveform designfor ACN, 89–95, 89f, 90f, 93f, 94flinear constraints, 104–105, 105ffor SCR, 95–99, 96f, 97ffor target identification, 99–104, 100f,101–103forganization, 119–120overview, 119, 121–122, 121frange response, 136SAR system, 138–140, 140tsignal correlation matrix, 127–129, 129fsignal model, 124–127, 126fspatial beamforming, 130virtual array, 122–124, 124fwaveforms for, 135–138, 136–137fwith widely separated antennas, 122Multipath, interferencecolored noise, 92–95, 93f, 94fMultiple hypothesis tracking (MHT), 13,678, 682–686HOMHT, 682–685, 682f, 682t, 683t, 684tTOMHT, 685–686Multiple polarimetric passive radar channelsexploitation, PBR system, 803–808, 805t,806f–809fMultiple-pulse waveform, 563Multiple simultaneous frequency radiation,566–567Multiple spot noise, 541Multiplicative noise, 242–244ambiguity-to-signal ratio, 242–243integrated sidelobe ratio, 243–244, 244tquantization noise ratio, 244Multiplicative noise ratio (MNR),9, 241Multi-resolution analysis (MRA),645–646Multisensor tracking, 691–694measurement-level fusion, 691, 692challenges, 692, 694sensor fusion architectures, 691–692track-level fusion, 692, 693fchallenges, 692–693, 694Multistatic radar, topology, 6Multitargets, identification of, 103–104, 103fMultitarget tracking, 677–690measurement-to-track data association,677–686cluster tracking, 686feature-assisted tracking,678–682, 681fmultiple hypothesis tracking, 682–686,682f, 683t, 684t. See also Multiplehypothesis tracking (MHT)modeling target dynamics, 686–690, 687finteracting multiple model (IMM)estimators, 688–690, 689fVS-IMM estimators, 690Mutual coherence, 165–166Mutual-protection technique, 545MVDR. See Minimum variancedistortionless response (MVDR)Myriad waveforms, 226NNadir return, 232constraints on, 233Narrow antenna beamwidth, 558Narrowband Doppler noise (NBDN), 542Narrowband repeater noise (NBRN), 542Narrow-pulse range resolution, 564National Image Interpretability Rating Scalefor radar imagery (RNIIRS), 244,245tNBDN. See Narrowband Doppler noise(NBDN)NBRN. See Narrowband repeater noise(NBRN)NCP. See Noise cover pulse (NCP)Nearest neighbor, SAR, 650NESTA. See Nesterov’s Algorithm (NESTA)Nesterov’s Algorithm (NESTA), 167NESZ. See Noise-equivalent sigma zero(NESZ)Netflix problem, 182Network flow method, 371–372Neural nets, SAR, 649–650Neyman-Pearson frameworkATR, performance prediction, 635–636NLFM waveforms. See Nonlinear frequencymodulated (NLFM) waveformsNLMS algorithm. See Normalized leastmean squares (NLMS) algorithmNoiseadditive, 242jammers, 536–537computation example, 548–549,548t, 549fformulas, 547–548multiplicative, 242–244quantization, 244thermal, 242thermal and quantization, 376–377Noise cover pulse (NCP), 541, 571Noise-equivalent sigma zero (NESZ), 242Noncoherent detection channel, 571Non-coherent integrationcoherent vs., 512, 513fNoncoherent jammer, 12, 536–537, 536fNoncoherent masking techniques, 540–541Noncooperative bistatic radar, 6Nonlinear constraints, optimum MIMOwaveform, 106–109, 106f,107f, 109fNonlinear frequency modulated (NLFM)waveforms, 7, 20, 21, 48–58coefficients used in generation of, 55, 55tand constant modulus, 108–109, 109fcreation, example of, 52–57, 54f, 55f,55t, 56f