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北工大matlab电子课件，陆续还有好多，很全的，希望大家下个痛快(err)

说明：  matlab去斑点噪声,不错的学习matlab图像处理的基础例程，适合初学者。(matlab to speckle noise, a good learning matlab image processing routine basis, suitable for beginners.)

介绍了端点检测的基本方法:基于短时能量的、基于短时过零率的、双门限检测的方法(Describes the basic method of endpoint detection: Based on short-term energy, zero crossing rate based on short-term, double threshold detection method)

随记减量法是从结构的随机振动响应信号中提取该结构自由衰减振动信号的一种方法-With the mind Reduction Act(Reduction Act is credited with random vibration response of the structure from the signal to extract the structure of a method-With free decay vibration signals the mind Reduction Act)

Matlab program for normalized frequency derivation and integration in fiber coupler

Pattern formation and KPP equation

已知地震加速度记录，运用快速傅里叶变换求加速度的傅里叶谱。(Known earthquake acceleration records, the use of a fast Fourier transform seek acceleration Fourier spectrum.)

Matlab code that has function of writting an array of numbers in dat file as hexidecimal numbers that are suited for ADSP-2181.

Complete m-files of the book "statistical_digital_signal_processing_and_modeling" by Hayes

this is simmulation 64-qam modulation in rayleigh channel