Array

抽取颜色，纹理等特征构成210维的特征向量(Extract color, texture and other characteristics to construct 210-dimensional feature vectors )

信号与系统基础练习，演示了数字信号处理中常用的傅里叶变换，分析时域和频域的信息(Signals and systems based practice, demonstration of digital signal processing used in the Fourier transform of the time domain and frequency domain information analysis)

利用Matlab内建的快速傅氏变换函数可以方便地在波数域计算重磁异常导数。介绍了基于Matlab语言的波数域求导的算法，给出了程序源代码，讨论了一些有助于提高计算精度的编程技巧。通过模型试验和数据分析， 发现在计算垂向导数时波数域求导算法的精度比傅氏级数的精度有明显改善；而水平导数的计算，2种方法的精度相当。在某区钾盐勘探中，用该方法处理高精度重力剖面数据，取得了较好效果。(It is convenient to calculate derivative in wave number space using the inbuih F胛function in Matlab．This paper describes a matlab algorithm for derivative calculation of 1 D gravity and magnetic anomaly in wave number space，gives code of program and deals with some programming skills for precision improvement．Throngh model test and data analysis，it is found that the precision of the F盯method is much higher than that of the Fourier Series method in vertical derivative calculation．In horizontal derivative calculation， however，the precisions of the two methods ale almost the same．During kainite exploration in a certain basin，satisfactory result Wag obtained in the processing of gravity profile data using this method．)

Heston Model option pricings and comparison(Compares the option prices obtained using the analytical Heston formula (1993) and the FFT method (Carr-Madan formula via FFT+ Simpson s, Carr-Madan using adaptive Gauss-Kronrod quadrature, and Lipton s formula using adaptive Gauss-Kronrod quadrature).)

模拟QPSK发射和接受的一个程序，带I-Q修正，对于理解QPSK有很好的作用(QPSK Transmitter and I-Q Correlation Receiver)

C++TEST操作指南、中文介绍、运行时错误检测技术分析和比较、内存错误检测技术理论与实践(C++ TEST instructions, the Chinese introduced run-time error detection technology analysis and comparison, memory error detection technology theory and practice)

convolution & correlation

Program for computing SNR loss in OFDM modulation

Matlab下读取avi视频文件并进行基于邻帧差法的视频目标运动检测(in matlab,reading avi video detect motion in base of the adjacent frame difference method)

MATLAB教程，希望很有用,很好的使用教程(MATLAB tutorial, I hope useful, very good tutorial)