Caesar_Cipher

雷达直达波和目标回波之间抵消，两个信号一强一弱，既可以抵消强信号，也可以抵消弱信号(Radar direct wave and the target echo offset between the two signals a strong one weak, only to be offset by a strong signal, you can also offset the weak signal)

Code to calculate some variables to evaluate pan sharpening methods

梯度矫正辨识梯度矫正辨识梯度矫正辨识梯度矫正辨识(tidujiaozhengbianshi)

混沌模型的Matlab演示程序，程序是通过迭代运算，形成了一个树叶型的分形结构(Chaos model Matlab demonstration program, the program is through iteration, forming a leaf-shaped fractal structure)

相似迭代算法，求解坐标变换矩阵以及位移向量，在视觉定姿中有用(Similar to the iterative algorithm, solving the coordinate transformation matrix and displacement vector, useful in the visual attitude determination)

仿真参数:800个载波，1024点IFFT，载波间频1，无多径和有延迟个码片仿真。调制方式是BPSK和QPSK(simulation parameters : 800 Carrier, the 1024-point IFFT, a carrier frequency between, No multi-path and the delay-chip simulation. BPSK modulation is QPSK)

说明：  掌握矩阵和数组的一般操作，包括创建、保存、修改和调用等。学习矩阵和数组的加减运算与乘法。掌握对数组中元素的寻访与赋值，会对数组进行一般的操作。 (Master matrix and an array of general operations, including create, save, modify, and recalls. Learning addition and subtraction and multiplication of matrices and arrays. Mastery of the search and the assignment of elements in the array, the array will carry out general operations.)

2010 数学建模大赛 赛前matlab培训3(Mathematical modeling knowledge and experience 2010.zip)

说明：  单神经元自适应PID有监督Hedd仿真,有仿真。(Single neuron adaptive PID has supervised hedd simulation and simulation.)

说明：  多焦点图像融合 利用基于双边梯度的锐化标准 相当对应的论文是J. Tian, L. Chen, L. Ma and W. Yu, "Multi-focus image fusion using a bilateral gradient-based sharpness criterion,"(This is a demo program of the paper J. Tian, L. Chen, L. Ma and W. Yu, "Multi-focus image fusion using a bilateral gradient-based sharpness criterion," Optics Communications, Vol. 284, Jan. 2011, pp. 80-87.)