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利用FFT算法产生2FSK，并对频率参数进行求取、分析(The use of FFT algorithms generate 2FSK, and frequency parameters to acquire, analyze)

自编matlab的张正友标定方法，双目视觉的一种灵活标定方法(Zhang s calibration method based on Matlab)

i have a great sotlution for this equation of euler loook a small program but a perfect result

通过matlab仿真分析了LFM信号的数字下变频步骤，包含NCO CIC FIR数字滤波器等模块(The digital down conversion step of the LFM signal is analyzed by matlab simulation, including the NCO CIC FIR digital filter module.)

OFDM下行的仿真1、产生要传输随机数； 2、进行调制； 3、串并转换； 4、进行IFFT操作（代码中有用到共轭对称向量的IFFT为实数进行简化计算）； 5、增加循环前缀； 6、并串转换； 7、输出前滤波； 8、增加信道噪声（加性高斯白噪声）； 9、接收端串并转换； 10、去除循环前缀； 11、进行FFT变换； 12、信号解调； 13、误比特率计算； (OFDM downlink simulation 1, have to be transmitted random number 2, the modulation 3 series and transforms 4, the IFFT operation (code useful to conjugate symmetric vector of the IFFT of real numbers to simplify calculations) 5, the increase in circulating prefix 6, and string conversion 7, the output before the filter 8, increased channel noise (additive white Gaussian noise) 9, the receiver string and conversion 10, removal of cyclic prefix 11, the FFT transform 12 , the signal demodulation 13, bit error rate )

保定市短期负荷预测，分别使用SVM+蚂蚁优化和BP神经网络。(Baoding load forecasting, optimization and ant are using SVM+ BP neural network.)

局部均值分解(Local Mean Decomposition)，处理非线性非平稳信号的一个方法，LMD是依据信号本身的信息进行自适应分解(Local Mean Decomposition, a method for processing nonlinear non-stationary signals, LMD is adaptive decomposition based on the information of the signal itself.)

matlab仿真的，功能是实现相关峰值的提取。能够在低信噪比下得到效果较好的相关峰(matlab simulation, feature extraction is to achieve correlation peak. Able to get better low SNR correlation peak)

Generation of code sequences and related utilities

著名的开源仿真软件yale，功能与matlab完全有得比(Well-known open source simulation software yale, function and matlab completely than has)