otsu

fft_cos_sin系数生成表，测试用，由他人提供的()

简单的最小二乘逼近算法，用于系统辨识，方便修改噪声参数和系统参数，为系统辨识和仿真作业的源代码。(Simple least-squares approximation algorithm for system identification to facilitate the modification of system parameters and noise parameters for the system identification and simulation of the source code of operation.)

说明：  MATLAB中的图像放大基于数字图像处理（最近邻）(MATLAB image magnification of based on digital image processing (the))

说明：  对信号做五点三次平均法平滑处理，已编成函数，一种平滑较快，一种较慢。(Three of the signal with an average of five-point smoothing method has been compiled function, a smooth and rapid, a slower.)

Many-featured, platform independent file and directory picker

data ware housing concepts

包含了使用matlab对声音信号进行时域和频域分析，加高斯噪声，并用高通、低通、带通滤波器进行滤波，并显示波形图。(Contains the sound signal using matlab time domain and frequency domain analysis, plus Gaussian noise, and high-pass, low pass, band pass filter to filter and display waveforms.)

ICA（主分量分析）算法和程序，有小波分析的盲信号处理，ldpc码的编解码实现。( ICA (Principal Component Analysis) algorithm and procedures, There Wavelet Analysis Blind Signal Processing, Codec ldpc code implementatio.)

For Edge Detection. we can use bwperim or bwhitmiss

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