HosaToolbox

matlab program to practice

清音的对数幅度谱，短时过零率，平均能量，基音周期(Voiceless logarithmic amplitude spectrum, short-term zero crossing rate, average energy, pitch period)

双闭环可逆直流调速（H桥）simulink仿真模型，波形很好(Double closed loop reversible DC speed control (H bridge) Simulink simulation model, the waveform is very good)

说明：  本Matlab代码提供了地理坐标丰富的转换功能：涵盖了经纬度坐标转东北天坐标；经纬度坐标转地心直角坐标；地心直角坐标转东北天；地心直角坐标转经纬度的功能；(This Matlab code provides a rich conversion function of geographic coordinates: covering latitude and longitude coordinates to northeast celestial coordinates; latitude and longitude coordinates to geocentric orthogonal coordinates; geocentric rectangular coordinates to northeast heaven; geocentric rectangular coordinates to latitude and longitude;)

说明：  authorware authorware authorware authorware authorware authorware

求系统单位给定阶跃响应的性能指标（超调量，峰值时间，调整时间 .....），其中， y，t表示系统节约相应的函数值与其对应时间,函数返回的是阶跃响应的第一(正向)波峰值b1、 阶跃响应的第二(正向)波峰值b2,阶跃响应的超调量sigma,阶跃响应的衰减比n,阶跃响应的衰减率pusi 阶跃响应的衰减震荡周期T,阶跃响应的振荡频率f.(Demand system units for a given step response performance (overshoot, peak time, adjust the time .....), which, y, t that the system saves the corresponding function value and its corresponding time, the function returns the order Jump to respond to the first (positive) wave peak b1, step response of the second (positive) wave peak b2, step response overshoot sigma, step response of the attenuation ratio of n, the step response of the attenuation rate pusi step response of the decay vibration cycle T, the step response of the oscillation frequency f.)

基于matlab的寿命预测，这是其中几个小程序(life expectance based on matlab)

automatic number plate using C

Covert the txt language to English language

用粒子群算法解决0/1背包问题，解决在背包体积有限的情况下，如何最大化的实现有效资源分配(Solve knapsack problem with particle swarm algorithm to solve the limited volume of the backpack, how to maximize the efficient allocation of resources to achieve)