MATLAB-geometric-transformations

说明：  基于MATLAB的数字水印技术研究。本文从数字水印技术本身的特点、一般模型和典型算法出发，简要地介绍了一种可以快速上手的高效的实用语言——Matlab(MATLAB-based digital watermark technology. In this paper, the characteristics of digital watermarking technology itself, general models and algorithms start, briefly describes a quick-use efficiency of practical language- Matlab)

说明：  三点最小覆盖圆法,给出三点坐标，可以求得其三点的最小覆盖圆的圆心坐标和半径(mincircle of three points)

当空间调制系统传输5bits信息时，采用8QAM，16QAM调制方式的比较。(When the spatial modulation 5bits information transmission system, the use of 8QAM, 16QAM modulation of the comparison.)

matlab程序，有关分岔图，主要是ode45(matlab procedures, the bifurcation diagram, mainly ode45)

global stffness forces for pre processing finite element semi rigid

讲述了频域模板匹配的原理及算法，将图像转到频域进行处理可以提高匹配的精度(About the frequency domain template matching principle and algorithm, the image to the frequency domain processing can improve the matching precision)

用移位寄存器实现M序列、逆M序列的Matlab程序 (Using shift registers to realize M sequence, inverse M sequences of Matlab program)

程序用于求解电力系统最优潮流，采用原-对偶内点算法，并辅以文献，有利于对内点法的学习。(Procedures for solving optimal power flow, the use of primal- dual interior point algorithm, supplemented by literature, internal point of law in favor of learning.)

QPSK用matlab仿真源代码,QPSK用matlab仿真源代码,(QPSK simulation using matlab source code)

说明：  关于SAR回波模拟的RD成像算法，并带有点目标仿真(RD imaging algorithm for SAR echo simulation. And with point target simulation)