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本程序给出了认知无线电中的能量检测方法，并实现了在不同的虚警概率下的检测性能比较。-This procedure gives the method of energy detection of cognitive radio , and the comparison of detection performance at different false alarm probability .
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这是一个横虚惊概率的程序，也叫CFAR，可以实现雷达图像数据的恒虚警检测,This is a cross false alarm probability procedures, also known as CFAR, can realize the radar image data CFAR detection
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雷达检测处理仿真程序，包括噪声背景下的检测，波动目标的检测，检测概率与虚警概率的计算-the simulation code for radar detection,including detection in the presence of noise,detection of fluctuating target, probability of false alarm and probability of detection
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将立体杂波图应用于气象杂波的CFAR处理，根据当前杂波环境的变化实时地产生杂内杂外标志，从而选择不同的信号处理支路处理当前气象杂波，提高了雷达的检测性能，降低了虚警概率。-Will be applied to three-dimensional meteorological clutter Clutter Map CFAR of treatment, according to the current clutter environment generated in real time with
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Compute Classical detection threshold for radar detection under additive Gaussian white noise criterion and specified false alarm probability.
-Compute Classical detection threshold for radar detection under additive Gaussian white noise criterion
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Compute Classical CFAR binary detection threshold for radar detection under additive Gaussian white noise criterion and specified false alarm probability.
-Compute Classical CFAR binary detection threshold for radar detection under additive Gaussi
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A FFT-based partial matched filter (PMF)
acquisition threshold setting method for fast GPS acquisition is
presented. Normal distribution and numerical fitting technique
instead of real decision variable (DV) distribution are used in
derivatio
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spectrum sensing detection and false alarm probability
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Matlab能量检测在rayleigh衰落信道下的性能仿真,主要为虚警概率和误警概率的关系-Matlab energy detection in rayleigh fading channel the performance simulation, mainly for the false alarm probability and the relationship between the probability of false alarm
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matlab环境下单个节点能量感知的检测概率与虚警概率-energy of a single node under matlab perceived probability of detection and false alarm probability
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恒虚警率目标检测,计算雷达影像CFAR 阈值，达到雷达影像目标检测的目的-calculates classical radar CFAR threshold for 0-mean AWGN.classical Neyman-Pearson detection threshold for radar detection
under additive Gaussian white noise criterion and specifid false alarm
probability.
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恒虚警检查，根据虚警率确定门限值，进而确定检测概率-CFAR check, according to the false alarm rate to determine the threshold, and to determine the probability of detection
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A novel constant false alarm rate(CFAR)detection algorithm is proposed in this paper．The
Biparameter CFAR detection is applicable tO Gaussian noise in non—coherent integration for radar dim target
detection algorithm．The paper analyzed the probab
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给定一特定信噪比，检测单节点在这一信噪比的虚警概率随检测概率的变化仿真曲线图。-Given a specific signal-to-noise ratio, the detection of a single node in the signal-to-noise ratio of the probability of false alarm detection probability changes with the simulation graph.
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认知无线电能量检测。虚警概率一定，不同信噪比情况下检测概率不同-Cognitive radio energy detection. Certain probability of false alarm, the probability of detection of different circumstances different SNR
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energy detection program of probability detection and false alarm
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These are the code for energy detection.these code also describe about threshold,probability of detection,probability of false alarm,etc-These are the code for energy detection.these code also describe about threshold,probability of detection,probabi
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Energy detection is a spectrum sensing method that detects the presence/absence of a signal just by measuring the received signal power. This signal detection approach is quite easy and convenient for practical implementation. To implement energy det
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ofdm Theroretical ecpression of Probability of Detection refer above reference.
thresh = (qfuncinv(Pf)./sqrt(L))+ 1
Pd_the = qfunc(((thresh - (snr + 1)).*sqrt(L))./(sqrt(2).*(snr + 1)))
plot(Pf, Pd_the, r- )
xlabel( probability of false ala
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CFAR即恒虚警检测，是雷达信号处理领域的经典处理算法，其核心是在保证虚警概率一定的条件下，尽可能提高检测概率-CFAR that is constant false alarm detection, radar signal processing field of the classic algorithm, its core is to ensure that the false alarm probability of certain conditions, as far as possi
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