PCA

数字FIR滤波器器设计，通带截止频率0.3pi，阻带截止频率0.2pi，通带衰减《=1db，阻带衰减》=40db(Digital FIR filter design, the passband cutoff frequency 0.3pi, stopband cutoff frequency 0.2pi, pass-band attenuation " = 1db, stop-band attenuation" = 40db)

说明：   在MATLAB中开发震动相关仿真时需要用到的(development in MATLAB simulation vibration related to the need to use)

利用matlab对信号做FFT变换，提取频率幅值，并以图形方式显示(Using matlab to do FFT transform the signal to extract the frequency amplitude, and graphically display)

图像采样，图像二值化，计算图像噪声水平，包含Matlab源代码(Sampling the image, binarizing the image, calculate the image noise level,include code)

hologram digital reconstruction matlab

初步学习matlab的学习资料，本资料包含《现代通信系统使用matlab》，《数字信号处理及matlab实现》，《matlab信号处理及详解》，《matlab通信仿真与应用》等资料，是通信专业理论学习，很好的资料(Matlab preliminary study of learning materials, this information includes " the use of modern communication systems matlab" , " digital signal processing and matlab to achieve" , " matlab signal processing and 详解" , " matlab simulation and application of communication" and other information, is a communications professional theory learning, good information)

数学建模清华数模讲义\model8b (Mathematical modeling Qinghua digital-analog handouts model8b)

说明：  神经网络学习二维非线性函数 ,多维非线性辨识的MATLAB程序(neural network learning 2D nonlinear function, multi-dimensional nonlinear identification procedures MATLAB)

本函数将完成经典的w_svd模型下，数字水印的检测(This function will finish w_svd model, the classic digital watermark detection)

this is program for amplitude shift keying