Retinal_Blood_Vessel_Extraction

离散信号的时域分析，输出各种离散信号的波形图，有利于各初学者理解揣摩(Time domain analysis of discrete signals, the output waveform of various discrete signals, try to figure out is conducive to the beginner to understand)

基于量子遗传算法的matlab程序，可以在matlab上顺利运行(Based on quantum genetic algorithm matlab program can run smoothly in matlab)

时间序列的最大Lyapunov 指数 Wolf 方法(Time series of maximum Lyapunov index, Wolf method)

ex9_1 脉冲信号调制 ex9_2 载波10MHz，带宽2MHz的线性调频信号及其频谱图 ex9_3 产生7位巴克码编码的二相码 ex9_4 产生7位巴克码和线性调频的混合调制信号 ex9_5 瑞利分布实现程序 ex9_6 瑞利分布＋杂波 ex9_7 相关对数正态分布杂波 ex9_8 相关weibull分布杂波 ex9_9 相干相关K分布杂波 ex9_10 线性调频信号的数字化正交解调 ex9_11 雷达脉冲压缩处理 ex9_12 二相编码信号的脉压处理 ex9_13 用FFT和FIR方法实现MTD处理(程序有错误) ex9_14 雷达的恒虚警处理（CFAR） ex9_15 比较相参积累和非相参积累 ex9_14 计算加性高斯白噪声准则下雷达探测的经典CFAR 二进制检测阈值和指定的虚警概率。 (瑞利噪声下快慢门限CFAR处理)(Ex9_1 pulse signal modulates ex9_2 carrier 10MHz, Linear Frequency Modulation signal of bandwidth 2MHz and its Spectrum Diagram ex9_14 calculation of classical CFAR under additive Gaussian white noise criterion Binary detection threshold and specified false alarm probability. (fast and slow threshold CFAR processing under Riley noise))

用Matlab计算，钢的反对称模式lamb频散曲线。(Calculated using Matlab, the symmetric mode lamb steel dispersion curves.)

对于两种目标类型，有无脉冲积累的SNR相对检测距离的曲线。(For both target types, with or without pulse accumulation of SNR relative detection distance curve.)

fir filter using windowing.!!

fastlaplace算法 线性最优化问题 最小l1范数(fastlaplace algorithm linear optimization minimum of l1 norm)

此matlab代码用于削减并消除图片中的block，提高图片质量。Deblock使用小波变换消除block，DeBlocking2通过计算熵，确定每个block的信息量，来消除block(This matlab code is for diluting and removing artifacts in images, upgrading the images. DeBlock applies wavelet to deblock and DeBlocking2 deblocks by calculating entropy, classifying amount of information, in each block.)

电机能量回馈的simulink模型，自然制动，反接制动的模块(Simulink model of the motor regenerative natural brake, reverse braking module)