Generating-random-Numbers

File 1: THIS CODE IS USED TO DRAW THE PUMP CURVES AT DIFFERENT PUMP SPEED 1: PUMP CURVE 2: EFFICIENCY CURVE 3: BREAK HORSEPOWER CURVE 4: KW-INPUT CURVE File 2: THIS CODE IS FOR APPLYING THE WAY OF CALCULATING THE EFFICIENCY, POWER AND KW-INPUT FOR VARIABLE SPEED PUMP AT A GIVEN DESIRED HEAD AND DESIRED FLOW AS SHOWN IN THE PAPER TITLED: " how to calculate the pump efficiency and power for variable speed pump" File 3: this code is to correct the use of affinity law by shifting the curve to intersect with the system-curve at the desired flow as shown in the paper titled: "The Correct Method of Calculating Energy Savings to Justify Adjustable-Frequency Drives on Pumps"

基本粒子滤波算法的实现, 同时包含了仿真测试案例(the basic particle filter algorithm, including a case study.)

The purpose of this program is to calculate the refractive index of a certain material. And you should import some basic optical parameters firstly.

matlab example psmsm1

一份matlab的ppt教程，给初学者，比较多面地介绍了matlab的基础(The ppt of a matlab tutorial for beginners, more multi-faceted introduction to the basis for matlab)

100个matlab小程序的集合，适用于初学者学习。(100 matlab small collection of programs for beginners to learn.)

说明：  EM算法实现，对于需要的朋友来说还不错的，(EM algorithm, for a friend in need is also good,)

上传的代码是有关模式识别中的分类实现，并且在坐标系中画出分类线。(Upload code is related to pattern recognition classification implementation,and sorting line drawn in the coordinate system.)

Newton-Raphson method for all real roots of the polynomial

problem solving c++是一本很好的c++入门教科书，入门必备。可能不是非常主流，但是很推荐。(problem solving c++ c++ is a good introductory textbook, entry required. May not be very mainstream, but it is recommended.)