matlab-code-scientific-computing_3

说明：  基于matlab的边缘检测程序，成功实现了奥运开幕式图片的边缘检测，matlab6环境运行成功。(Matlab-based edge detection procedures, the successful implementation of the Olympic opening ceremony, the edge detection image, matlab6 environment running successfully.)

Image Binirization with Adaptive Threshold. Very goo when used with morphology

matlab实现快速傅里叶变换的原始程序，有助于理解蝶形运算(matlab realize the fast Fourier transform of the original program, help to understand the butterfly operation)

课程设计中实现matlab的最优化设计，程序代码包括各种算法，如最速下降法 共轭梯度法，牛顿法，修正牛顿法，拟牛顿法，信赖域法，显式最速下降法， MDOMxw梯度投影法，修正G－N法，基本粒子群算法，带压缩因子的粒子群算法，权重改进的粒子群算法，ZMGGiit二阶粒子群算法等等。 (Curriculum design to achieve matlab optimization design, program code includes a variety of algorithms, such as the steepest descent method conjugate gradient method, Newton s method, modified Newton method, quasi-Newton method, trust region method, explicitly steepest descent method, MDOMxw gradient projection law, amendment G-N method, particle swarm algorithm, particle swarm algorithm with compression factors, weights improved particle swarm optimization, ZMGGiit second-order particle swarm optimization and so on. )

详细介绍了在MATLAB环境中，MAT文件的编辑与读写，通常使用load和save两个命令进行 MAT 文件的读和写(Described in detail in the MATLAB environment, MAT files editing and read and write, load and save commonly used two commands to read and write MAT files)

实现了最低有效位LSB水印算法。 压缩文件中含有原图，可直接放到Matlab中运行。(We realize the least significant bit （LSB） watermarking algorithm. It contains all the images you need,and it can be run directly in Matlab.)

说明：  vlsl 数字信号处理系统设计，非常好的书适合搞算法的人学习哦(vlsl digital signal processing system design, very good book for people who engage in learning algorithms Oh)

续上一个程序的控制算法代码，非线性滑模变结构控制方法的程序，调试运行正确。(continuation of a process control algorithm code, nonlinear SMVSC control procedures, debugging and running correctly.)

该计算代码主要对msk,fsk,ask等常规调制信号的循环谱进行了仿真，可以进一步补充，谢谢大家分享。(This calculation code mainly cyclic spectrum msk, fsk, ask other conventional modulation signal simulation, can be further supplemented, thank you share.)

本手册的研究内容主要有Kalman滤波，扩展Kalman滤波，无迹Kalman滤波等，包括理论介绍和MATLAB源程序两部分。本手册所介绍的线性滤波器，主要是Kalman滤波和α-β滤波，交互多模型Kalman滤波，这些算法的应用领域主要有温度测量、自由落体，GPS导航、石油地震勘探、视频图像中的目标检测和跟踪(kalman and Application)