Rect-column

说明：  对音频信号进行处理。实现变速不变调。变调不变速。男声变女声。内有实例音频文件(The audio signal processing. Adjusted to achieve the same speed. Tone does not shift. Male Female change. There are instances of audio files)

世界上开源的速度最快的FFT变换程序FFTW的说明文档，搜集了好久才找到，都是中文的，有助于对FFTW的使用。(Open source in the world s fastest FFTW FFT transform program documentation, gathered for a long time to find, are all in Chinese, help to the use of FFTW.)

说明：  Matlab；金融计算；var计算；cvar计算 [VaR&&CVaR] VAR，CVAR详细介绍，并附带各种方法计算，matlab程序实现，仿真结果图展示。 [Matlab和金融计算] Matlab实现金融计算，并附带蒙特卡洛实现。([VaR&&CVaR] Var, cvar are introduced in detail, as well as various methods of calculation, and matlab program calculation is included, and the results are displayed in graphs. [Matlab and financial calculations] Matlab implements financial calculations with Monte Carlo implementation.)

说明：  介绍线性算子的基本概念的文章,这是书里面的一个章节(Foundation of linear operator theory)

解无约束优化问题的锥模型拟牛顿信赖域算法。不同与传统的二次模型方法。(A quasi-Newton algorithm based on the simple dogleg method is developed.)

matlab的smote算法，可以用于分类时样本数据不平衡的问题(matlab smote algorithm, can be used to sample data classification problem of unbalanced)

改程序用于大地电磁法的一维反演，运用波斯蒂克反演方法(Reform program for the one-dimensional inversion of magnetotelluric method, the use of the Persian Mystic inversion method)

说明：  下三角复矩阵求逆的ASIC设计及实现 论文 pdf(Lower triangular complex matrix inverse of the ASIC Design and Implementation of)

比Windows自带的高级一点的计算器，能将整个表达式输入，然后求值。 这个程序要求读者具备编译原理的一些知识。 (Advanced calculator than Windows built, the whole expression input can be then evaluated. This program requires the reader to have some knowledge of compiler theory.)

五点差分法(matlab)解椭圆型偏微分方程方程,分法,偏分,五点差分,椭圆型,偏微分方程(Five-point difference method (matlab) solutions of elliptic partial differential equations, sub-law, partial points, five-point difference, elliptic partial differential equations)