PCA1

4) 创建一个名为Complex的类，进行复数的算术运算。复数的形式为： realpart+imaginarypart*i 用浮点变量表示类的private数据。提供构造函数，能够对所声明的该类对象进行初始化。在不提供初始化值的情况下，该构造函数应包含默认值。针对以下功能，分别提供一个public成员函数。 （1）两个复数相加； （2）两个复数相减 （3）用（a, b）的形式打印复数，其中a为实部，b为虚部。 (4) Create a class called Complex, and perform complex arithmetic operations. Plural form: realpart+imaginarypart* i said private data class with floating point variables. Provide a constructor, the object can be declared for the class is initialized. In the case do not provide initialization values, the constructor should contain default values. For the following functions, which provide a public member function. (A) two complex numbers (2) the subtraction of two complex (3) (a, b) in the form of plural printing, where a is the real part, b is the imaginary part.)

说明：  主要描述在实际地震数据处理过程中， 小波函数的选取的几点应用(Describes the actual seismic data processing, the selection of wavelet function Some Applications)

卡尔曼滤波器进行信道估计的一篇文章，适用于OFDM-MIMO系统。(Kalman filter for channel estimation in an article for OFDM-MIMO systems.)

640*480 256 色 .BMP 文件显示程序，可以浏览、同时显示 4 幅图象，也可以 在屏幕上开 一个窗口显示 .BMP 图象，并可以使用上下左右箭头键、PageUp/PageDown、Ctrl+Left、Ctr l+Right键浏览整幅图象，在S3、ATI等VGA卡上 调试通过(640* 480256 color. BMP file display program can browse, also showed four images on the screen can also open a window on the show. BMP images and can be used above and below the arrow keys, and Page/Prompt, Ctrl Left, Right keys Ctr l View the entire images in S3, ATI VGA cards such as debugging through)

集总元件的多网格FDTD模型及其在混合电路中的应用(Multi-Grid FDTD model and its application in the mixed lumped circuit elements)

用matlab编程的鱼群模拟，比较好用，希望能有所帮助(Simulation using matlab Programming fish, relatively easy to use, and I hope to be helpful)

进行快速傅里叶变换的程序，可以利用C++或者MATLAB直接完成快速傅里叶变换(Fast Fourier transform for the program can be utilized C++ or MATLAB directly to complete the fast Fourier transform)

siftdemo原码（MATLAB），SURF是C++文件，检测可以使用。(siftdemo original code (MATLAB), SURF is a C++ file。they can be used 。)

电机转子台，断条缩孔的计算等，MATLAB等(Rotor sets, Breaking Shrinkage calculation, MATLAB, etc.)

An exmaple of the JEI letter paper:texture features based on local Fourier histogram: self-compensation against rotation(JEI letter)