bengfie

用稳定边界法整定公式来求P,PI,PID的个参数，其中G是已知被校正系统的开环传递函数,kp为比例系数， Ti为积分时间常数，Td为微分时间常数，输入参量Gc为校正器传递函数，p为系统开环极点的个数（不计重根个数，即多重根只计一个根）(With the Stable Boundary tuning formula seeking P, PI, PID' s parameters, of which G is known to be corrected and the system of open-loop transfer function, kp is proportional coefficient, Ti the integral time constant, Td for the differential time constant, input parameters Gc for the corrector transfer function, p is the number of poles of open-loop system (excluding the number of multiple roots, that is a multiple root only to the root))

this program used to acquire data through pc mic with 8khz sampling frequency. it collects data upto 2sec s duration, (can be varied) and reprodued

This material is about signal processing algoritms which are implemeted with matlab source codes.

k means algorithm implementation

给定一个YUV视频序列，读该YUV序列的信息(Imports YUV sequence)

相位解缠是INSAR数据处理的重要步骤，本文用基于FFT的最小二乘法实现实现相位解缠(Phase unwrapping)

说明：  比例准谐振控制器 求差分方程系数函数, 比例谐振（PR）控制器的学习过程记录(Proportion, Resonant, PR)

音频频谱的分析程序,在程序中实现了采样速率的提取(Audio spectrum analysis procedures, the procedures to achieve a sampling rate of extraction)

从笛卡尔坐标系到地理坐标系的转换，输入X，Y, Z，输出phi,lambda 和 h(conversion of Cartesian coordinates (X,Y,Z) to geographical coordinates (phi, lambda, h))

CA方法在MATLAB中的实现，介绍了一些基本的元胞自动机方法，并给出了源程序。(The CA method implemented in MATLAB basic cellular automata method, and given the source code.)