analyze

离散傅里叶变换，加窗fft解决谐波信号中的频谱泄露和栅栏效应(Discrete Fourier transform, windowed fft solve harmonic signal leakage and fence effect of spectrum)

这是一本关于车辆动力学方面的书籍，主要针对车辆工程与车辆控制相关的人员学习使用(This is a book about the dynamics of the vehicle, mainly for vehicle engineering or vehicle control research staff to learn to use)

捷联惯性导航技术中使用四元数算法实现姿态更新矩阵的求解，得到姿态角。(Strapdown inertial navigation technology using quaternion attitude update algorithm for solving the matrix, get attitude angle.)

多个神经元分类，又称模式联想。对如下输入、输出样本进行分类。要求用MATLAB画出最后的线形图。 p=[0.1 0.7 0.8 0.8 1.0 0.3 0.0 -0.3 -0.5 -1.5 1.2 1.8 1.6 0.6 0.8 0.5 0.2 0.8 -1.5 -1.3] t=[1 1 1 0 0 1 1 1 0 0 0 0 0 0 0 1 1 1 1 1](Multiple neurons classification, lenovo is also called the mode.Classify the following input and output sample.The last line diagram to use MATLAB to draw. p=[0.1 0.7 0.8 0.8 1.0 0.3 0.0-0.3-0.5-1.5 1.2 1.8 1.6 0.6 0.8 0.5 0.2 0.8-1.5-1.3] t=[1 1 1 0 0 1 1 1 0 0 0 0 0 0 0 1 1 1 1 1])

matlab 三维显示。所有代码都有。可以显示三维网格。(three-dimensional display matlab. Have all the code. Can display three-dimensional grid.)

signal process with matlab signal process with matlab

A Matlab code for finding the shortest path in a graph using reinforcement learning. A sample of input file format is included.

逐行读取文本中的数据，自动存储到一个序列数组中(Text data read line by line, is automatically stored into an array sequence)

时频分析中的cohen类中最基本的双线性时频分布式wigner-ville分布，由于在该分布中不含窗函数，因此避免了短时窗傅里叶变换时间分辨率、频率分辨率相互牵制的矛盾(Time-frequency analysis of the Cohen class of bilinear time-frequency distribution is the most basic Wigner-Ville distribution, because the function in the distribution is not included in the window, so as to avoid the contradiction of short-time window Fourier transform time resolution, frequency resolution of each other)

matlab 提取SIFT特征，并完成特征点的匹配以实现复制粘贴篡改检测(Extract SIFT features of the image and match the keypoint to detect the cony-move fogery )