Ctftb

使用傅里叶梅林变换进行图像配准，抗旋转、平移和缩放~(Using Fourier Mellin Transform Image Registration)

The number π is a mathematical constant that is the ratio of a circle s circumference to its diameter and is approximately equal to 3.14159. It has been represented by the Greek letter "π" since the mid-18th century, though it is also sometimes romanized as "pi

Digital Transmission

四轮转向两自由度模型，测质心侧偏角和横摆角速度(Four-wheel steering two degree of freedom model of center of mass of side-slip Angle and yawing angular velocity measurement)

DTMF 系统的matlab实现，发送电话11位电话号码在接收端识别。(DTMF system matlab realize, send telephone 11 telephone numbers identified on the receiving end)

说明：  用于数字图像相关方法中散斑质量评价，评价标准之一是平均灰度梯度，此压缩包中包含了如何形成高斯分布的数字散斑以及用于计算不同子区大小的平均灰度梯度值(For speckle quality evaluation in digital image correlation method, one of the evaluation criteria is the average gray gradient. The compression package contains how to form a Gaussian digital speckle distribution and the average gray gradient value used to calculate the size of different subareas)

说明：  存在互耦情况下的均匀平面阵列的MUSIC估计及其校正方法(The existence of mutual coupling in case of uniform planar arrays MUSIC estimates and correction method)

MATLAB的一些经典算法实现源代码，包括插值规划(MATLAB classical algorithm code, including interpolation,planning)

采用最速下降法查找最小值，采用H终止准则，计算时间很快，很适合初学者使用(Steepest descent method using the minimum search using H termination criteria, the computation time soon, it is suitable for beginners to use)

信号调制识别：在SNR=10db，干扰为高斯噪声的条件下进行信号调制类型的自动识别。(signal modulation recognition:Automatic signal modulation on the condition of SNR=10db and Gaussian noise.)