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zengqiang
- 用途:数字图象处理算法的演示,包括: • 图象的DFT和逆DFT • 图象的FFT和逆FFT • 在图象中加入正弦噪声 • 图象的模板运算实现图象平滑和锐化 • 图象的直方图均衡化 • 图象的对比度拉伸 • 图象的中值滤波 • 图象灰度直方图的显示 • 若干频域滤波器 • 图象的镜像 • 图象的旋转(
rotate
- 这个程序用于实现图像数据的旋转。所用的算法基于复数的运算,很有启发意义-it is a program to rotate the image data .developing the method on the basis of complex computation has inspire meaning
kkfft
- 复数的傅里叶变换与反变换,虚部与实部分开运算,并根据标志位判断是正变换还是反变换 -Complex Fourier transform and inverse transform, the imaginary part and real part of the open operation and in accordance with flag bit to determine is positive transformation or the inverse transform
ImageMatrix
- 图像的矩阵运算 用于图像像素的尺度变换,归一化;图像读取,阈值分割,矩阵的加减乘数运算,以及图像的读写;数据类型支持int,double,以及复数complex类型-Image matrix operations for image pixels scale transformation, normalization image reads, threshold segmentation, the multiplier matrix addition and subtraction opera
phase_recon
- 用c语言实现图像的相位重构,含有详细的读取位图文件及复数运算的函数-The phase reconstruction
DoubleDensityWavelet
- 二维双密度双树(复数)小波变换包。包含基于小波变换的基本的阈值处理运算。-2-D Double-Density Complex Wavelet Transform。There are two versions of the 2-D double-density dual-tree DWT: (1) The 2-D double-density dual-tree real-oriented DWT, which is 2-times expansive, and (2) The 2-D doub
sygbific
- 定义了signal的类和它的方法,主要有FFT DFT和卷积运算,并能处理简单的复数,()