twopoints

MATLAB code to access PDB database

利用单带滤波器来设计一个半带滤波器，并显示半带滤波器H0,H1,及 H0+H1的幅频响应 单带滤波器的归一化截止频率为0.84,长度＝16，半带滤波器的长度＝31。(to explain how to design a biorthogonal FB by Lattice structure)

说明：  MATLAb用法函数介绍,及其用法，还有比较(Matlab some hanshu for program only)

齿轮箱故障诊断实用技术，可以有效掌握齿轮箱具体的故障诊断方法和步骤。(Practical gear box fault diagnosis technology, can effectively grasp the gearbox fault diagnosis methods and steps of the specific. )

Grey Wolf Optimizer MATLAB code for doing optimize your project

说明：  基于蚁群算法的路径分析，用 matlab工具实现 每个模块都是详细分块写的(Based on path analysis of ant colony algorithm, each module is written in detail by block using MATLAB tool.)

采用最新的canny算子实现了边界拟合程序给定图形后可以直接使用(use of the latest canny operator realization of the border fitting procedures to be determined after the graphics used directly)

For Design a shock free nozzle(code for design)

distance vector routing algorithm

语音信号处理，对输入的语音信号进行分帧处理，短时傅立叶变换，最后画出语谱图(Speech signal processing, the input voice signal processing sub-frame)