Iron-butterfly-option-strategy

将梁分成9个单元，在中间受力，建立整体的刚度矩阵，建立整体模型。(The beam is divided into nine units, in the middle forces, the establishment of the overall stiffness matrix, the establishment of the overall model.)

Matlab Code for OFDM Reciever

成像处理一般包括三个步骤：1、距离向脉冲压缩，对一个合成孔径内的每个回波脉冲均进行压缩；2、距离徙动矫正，把属于同一点目标的脉冲校正到等距离线上、3、方位向脉冲压缩。(Imaging process generally comprises three steps: a distance to the pulse compression of echo pulses each have an inner aperture compression 2, range migration correction, the pulses belonging to the same point in the correction target line equidistant , 3, azimuth compression to pulse.)

UFLDL教程softmaxt回归章节后面练习的答案，根据书上步骤在源码基础上修改而成(UFLDL tutorial exercises softmaxt return later chapters answer, according to the book steps to modify the source code is made on the basis of)

这个是用来计算白噪声测试的，特别适用于振动台试验。编程简单，测试也比较符合预测值。(This is used to calculate white noise, especially for shaking table test. The programming is simple and the test is more consistent with the predicted value.)

simulate the performance of a DS-SS/BPSK communication system in the following scenarios: 1. In the AWGN channel 2. In the presence of pulsed noise jamming and AWGN(simulate the performance of a DS-SS/BPSK communication system in the following scenarios: 1. In the AWGN channel 2. In the presence of pulsed noise jamming and AWGN)

模糊聚类，用matlab实现基于模糊等价矩阵的模糊聚类方法。(Fuzzy Clustering with matlab fuzzy equivalent matrix based on the fuzzy clustering method.)

先进PID控制及MATLAB仿真程序，第er章的经过运行，全都成功(Advanced PID control and MATLAB simulation program, the first chapter after running er, all successfully)

matlab命令大全，内含数学建模者必须掌握的重要命令，是matlab初学者必备的教材之一(Matlab command Daquan, containing mathematical modeling must be mastered command is one of the essential materials matlab for beginners)

本函数将完成W—svd模型下数字水印的嵌入，即经典的W-SVD数字水印算法(This function will finish W- SVD model under the embedded watermark, namely classic W- SVD watermarking algorithm is proposed)