calculator

MATLAB源码，preprocessing.m: preprocess the picture including:Wiener filter; meddle value filter, change a gray picture to a binary one and then get the skeleton. centralizing.m: input the source picture output the core point of the fingerprint. samfun.m: generate the sample pattern automatically, which is used to sample the fingerprint. gabor2d_sub: get gabor filter. varpic.m: calculate variance picture(MATLAB source, preprocessing.m : preprocess the picture including : Wiener filter; meddle value filter, change a gray picture to a binary one and then get the skeleton. centralizing.m : input the source picture output the core point o f the fingerprint. samfun.m : generate the sample pattern automatically, which is used to sample the fingerprint. gabor2 d_sub : get gabor filter. varpic.m : calculate variance picture)

用于对大数据进行分类，从数据中找出规律，可用于仪器故障检测。(For large data classification, find out the rules the data, the instrument can be used for fault detection.)

天然河道干支流一维恒定流计算，包括断面面积，流速等计算，项目所用程序，经验证过，数据文件保密不能提供，内包含多个子程序(Natural river tributaries one-dimensional steady flow calculation)

说明：  PM system payment e-voucher automatic.

pwm整流器的建模仿真，主要为数据分析和统计，实现串口的数据采集。( Modeling and simulation pwm rectifier Mainly for data analysis and statistics, Achieve serial data acquisition.)

实现mfsk的仿真 最近做的课程设计的内容 很难啊 郁闷(The realization of the simulation MFSK recent content of the curriculum design is difficult ah depressing)

Mastering System Identification in 100 Exercises

自己编写的一个matlab实现手写数字的识别，识别率高达90 以上。(I have written a matlab achieve recognition of handwritten digits recognition rate of 90 .)

时间长度一秒，频域99 功率最集中的几种滤波器比较(Comparison of several filter in one second.)

This program solves the following equation using Newton-Raphson method.