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visual-detecting-for-PCB
- 用VC++视觉检测程序,可以打开PCB板的照片文件,对其进行编辑、点运算、几何变换、正交变换、图像增强、形态变换、边缘与轮 廓检测、图像分析与复原、图像编码等功能。其中点运算包括图像反色、线性变换、阀值变换等功能;边缘检测包括Robert算子、 Sobel算子、Gauss-Laplace算子等;正交变换包括傅里叶变换、离散余弦变换、沃尔什变换;图像编码包括哈弗曼编码表、香农弗 曼编码表、行程编码、LZW编码等。 对于研究电子封装技术,视觉检测及电机精确控制的同学
st
- 广义S变换程序 广义S变换具有短时傅里叶变换与小波变换的特性 其反变换与FFT紧密相连-Generalized program generalized S transform S transform with short-time Fourier transform and wavelet transform features of its inverse transform is closely linked with the FFT
signal_system
- 在信号与系统中,用希尔伯特变换对最小相位信号的实部和虚部进行相互变换,同时包含连续时间傅里叶变换(CTFT),反连续时间傅里叶变换(ICTFT),离散时间傅里叶变换(DTFT),反离散时间傅里叶变换(IDTFT)的程序-In signal and system, transform the real and imaginary part of the signal with minimum phase using Hilbert Transform. CTFT,ICTFT,DTFT and ID
dsp
- 应用快速傅里叶变换对信号进行频谱分析,其中包括高斯序列、正弦序列、衰减正弦序列、三角波序列、反三角序列。绘出其时域,频域波形。有详细的标注!-Application of fast Fourier transform spectral analysis of signals, including the Gaussian sequence, sine series, sine decay sequence, triangular wave sequence, the anti-triangula
zhuchengFFT
- 应用快速傅里叶变换对信号进行频谱分析,其中包括高斯序列、正弦序列、衰减正弦序列、三角波序列、反三角序列。绘出其时域,频域波形。有详细的标注!-Application of fast Fourier transform spectral analysis of signals, including the Gaussian sequence, sine series, sine decay sequence, triangular wave sequence, the anti-triangula
dsp2
- 应用快速傅里叶变换对信号进行频谱分析,其中包括高斯序列、正弦序列、衰减正弦序列、三角波序列、反三角序列。绘出其时域,频域波形。有详细的标注!-Application of fast Fourier transform spectral analysis of signals, including the Gaussian sequence, sine series, sine decay sequence, triangular wave sequence, the anti-triangula
tuxiangzhengqiang
- 图像增强处理,采用空间域的模板实现卷积变换,频域的滤波进行反傅里叶变换实现增强图像-digital image process for image filter by fourier transform
image-dispose-function-collection
- visualc++进行图像处理的各种小函数的大集合,包括彩色转灰度,灰度转二值,hough变换,Walsh变换,反色,傅里叶变换,亮度增减,取对数,取指数,平移以及旋转-VisualC++ image processing of a variety of small function of the collection, including color to gray, gray to a value of two, Hough transform, Walsh transform, anti-
Fourier-Transform
- 2维图像的傅里叶变换和反变换,讨论了相位和幅值对图像的不同影响。-Two-dimensional image of the Fourier transform and inverse Fourier transform, discussed the different effects of the phase and amplitude to images.
math
- FIR滤波器实例,快速傅里叶变换实例FFT,IIR滤波器实例,PID算法实例,卷积算法实例, 反卷积算法实例-Instance of FIR filters, fast Fourier transform instance FFT, IIR filter instance, the instance of the PID algorithm, the convolution algorithm instance, the deconvolution algorithm instance
IPLib
- 二维傅里叶变换和反变换,低通滤波器的实现和影像条带的去除-2 dimension fourier transfer and anti-transfer ,low-pass filter and wipe off the stripe of image
likePic
- 实现了图像显示功能的简单程序,还有图像反色和,傅里叶变换,中值滤波-Simple procedure to achieve the image display, as well as images of anti-color and Fourier transform, median filter
lowpass-filtering
- 利用fft2对图像傅里叶变换,在用lpfilter生成高斯低通滤波器,进行过滤再进行反变换最后显示-Use fft2 the image Fourier transform, in with lpfilter generate Gaussian low-pass filter for filtering the inverse transform last displayed
StandardFFT
- 对信号进行傅里叶变换,并绘出频谱图,功率谱,对数谱等。然后对信号进行反傅里叶变换恢复出原始信号,并绘出其各种谱图-The Fourier transform of the signal, and plot the frequency spectrum, power spectrum, the number spectrum. And inverse Fourier transform to recover the original signal and plot its various spec
fft_ifft
- 快速傅里叶变换fft 和反变换 ifft 的源代码,c++编写,质量可靠,书上源代码!-the fft and ifft source code, c++ writing, reliable quality, the source code in the book!
DFT-and-DCT-transformations
- 二维离散傅里叶变换和离散余弦变换同属于图像的二维正交变换,它们在图像处理中有 着极为重要的应用价值。利用这些正交变换可以获得图像的频域信息,从而实现图像的增强、复原、编码和描述。本文将描述对图像进行DFT 和DCT 变换的过程。在进行DFT 变换后,还会将图像的幅频、相频特性进行置换操作后反变换,并探讨其中的规律;而在DCT 变换后,还将探讨如何选取DCT 系数点以实现图像的复原。请先阅读压缩包内的pdf文档。-This code implements the DFT and DCT tra
image
- 在VC环境下实现图像的打点显示,反色,及快速傅里叶变换,还可以通过去两个点之间的矩形进行截图显示,与截图处理变换后的显示-The VC environment image RBI anti-color, and fast Fourier transform, can also go a rectangle between two points screenshots show screenshots processing transformed display
fft
- 快速傅里叶变换源码。包括一维和二维快速傅里叶变换和反变换,以及复数运算。-FFT source code
Untitled
- 这是一个数字滤波的程序,经傅里叶变换在频率域进行滤波,然后进行反变换-This is a digital filtering process, filter in the frequency domain by Fourier transform and inverse transform
signal-analysis
- 傅里叶变换和反变换用于信号分析,并附有信号处理结果-fourier transform applied in signal analysis