StockMarketGroupFinalSoftware-

这是一个好用的频偏估计算法的matlab仿真程序，谢谢使用。(This is a nice offset estimation algorithm matlab simulation program, thank you to use.)

matlab程序验证离散时间傅里叶变换的频移性质和卷积性质(matlab program verification discrete-time Fourier transform convolution nature of the nature and frequency shift)

完成M=4的PSK通信系统的蒙特卡洛仿真，信号波形为sbr2p(snr_in_dB) 求出以dB为单位的给定信噪比的比特误码率和符号误码率(Completion of M = 4 of the PSK communication system Monte Carlo simulation, the signal waveform is sbr2p (snr_in_dB) calculated in units of dB signal to noise ratio for a given bit error rate and symbol error rate)

adaboost原始算法，经典的两类问题分类算法(adaboost the original algorithm, the classic two types of classification algorithms on)

audio signals coding using lpc

音频信号短时傅里叶变换，采用汉明窗 音频信号短时傅里叶变换，采用汉明窗(waveread stft window：hamming)

此仿真的原理基于压缩感知理论，以LFM为采集信号，测量矩阵使用的是伯努利矩阵，恢复算法采用的是OMP算法，恢复效果不错，想学习压缩感知方面知识的可以下载仿真使用！ (The principle of the simulation based on compressed sensing theory, collection for LFM signal, measure matrix using Bernoulli matrix, recovery algorithm USES is OMP algorithms, recovery effect is good, want to learn simulation using compression perceptual knowledge can download!)

进行FFT变换，在此基础上作频谱分析、功率谱分析等。(FFT transform, on the basis for spectrum analysis, power spectrum analysis.)

记忆深度修正函数的改进 Volterra模型，并对一款 Doherty功率放大器 进行线性化预失真(Memory depth correction function improvement on the model, and carries on a Doherty power amplifier predistortion linearization )

捷联惯导系统放置在室内测试台上做静态测试，测试时间4500s。 1）取前180数据做粗对准（解析对准法）； 2）取第181s~900s数据做精对准（Kalman滤波法）； 3）从第901s开始做纯惯导解算； 4）用国军标的导航系统位置精度评价方法评估系统定位精度（分别计算CEP50 和 CEP95 下的定位精度）。(The strapdown inertial navigation system was placed on the indoor test bench for static test with a test time of 4500s. 1) take the first 180 data for rough alignment (analytical alignment method); 2) accurate alignment of 181s-900s data (Kalman filtering method); 3) pure inertial navigation solution is performed from 901s; 4) the positioning accuracy of the navigation system is evaluated by the method of position accuracy evaluation of the national military standard (the positioning accuracy under CEP50 and CEP95 are calculated respectively).)