BP_forecast

this is a document on digital image processing and fingure print classification as well..

用似然比方法对信号是否到达进行检测的Matlab源程序，希望采纳(Likelihood ratio method for detecting whether the signal reaches the Matlab source code, hope to adopt)

IBMde股票图形示例，，含数据有布林线，平均移动线 (IBMde stock graphic example, with data Bollinger Bands, Moving Average Line)

image registration with surf

matlab中实现hough圆检测的源代码，检测效果还可以，测试可用(find circles in an image using matlab)

matpower算例程序程序及详细的说明文件，方便改进算法(matpower study program procedures and detailed documentation to facilitate improved algorithm)

运行optical.m文件，进入gui界面，能够实现对lens镜片，高度，宽度，半径等的调整，能够追迹光线，并调整光线的颜色，并输出追迹后的数据，焦点等数据(Run optical. M file, into the GUI interface, can realize the lens glasses, height, width, radius and adjustment, can tracing the light, and adjust the color of the light, and output the data after tracing, focus and other data)

三相PLL锁相环的闭环系统仿真模型，仿真并分析三相输入信号包含谐波、不平衡、负序和直流偏移时锁相环的锁相结果(Closed-loop system simulation model of three-phase PLL phase-locked loop,Simulation and analysis of phase-locked loop results when three-phase input signals include harmonics, unbalance, negative sequence and DC offset)

计算特征的fisher得分，用于特征筛选(Fisher score calculation feature for feature selection)

使用MATLAB自带的函数，实现了50Hz带阻滤波器，其中的参数可以修改，即可以实现任意频率的陷波器。(Achieved a 50Hz notch filter)