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fdtd22.rar
1D FDTD simulation between free space and dielectric medium with absorbing boundary conditions,calculating the fourier transform of electric field
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houghcircle.rar
利用hough变换来进行圆形检测.Function uses Standard Hough Transform to detect circles in a binary image.According to the Hough Transform for circles, each pixel in image space corresponds to a circle in Hough space and vise versa. ...
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Image-Compression.rar
一系列展示图像压缩技术的源代码。包括有：使用块截断编码的图像压缩(Block Truncation)、基于高斯金字塔变换的图像压缩(Gaussian Pyramids)、基于离散余弦变换对图像压缩(Discrete Cosine Transform)、基于奇异值分解(SVD)的图像压缩(Singular Value Decomposition)。给出的代码还可以用于2D图像噪声消除
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Affine-Transformation.rar
... to a 2-D image.
The program main functions are:
- Load Image: Load the image to be transformed.
- Transform Image: Computes the transformation matrix from the transformation parameters specified by the user, then it applies the transformation to the ...
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fft.zip
fft.c - fast Fourier transform and its inverse (both recursively)
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wavelet+MCTF.rar
These three articles involves the combination of wavelet and MCTF. MCTF means motion-compensated-time-filter. It makes wavelet transform more popular because of the high compression efficiency.
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tapestrea.rar
TAPESTREA is ongoing research project investigating new ways and tools to analyze, transform, and synthesize sound. This is a very experimental audio software.
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haar_wavelet_transform.rar
JPEG2000 Haar and inverse Haar wavelet transform on images.And a threshold can be added during the compression, and after decompression the result can be seen with different thresholds.
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