搜索资源列表
DCT变换图像压缩
- 基于DCT变换的图像压缩处理,压缩比可自己调整(Image compression processing based on DCT transform)
Image Compression with DCT
- 基于DCT的图像压缩的简单例子,方便新手学习。(DCT based image compression simple example, easy for beginners to learn.)
MATLAB DCT水印
- 在matlab平台下对DCT水印算法进行仿真实现。(In Matlab platform, the DCT watermarking algorithm is simulated.)
DFT&DCT
- DFT和DCT在matlab中的一个基本实现(An implementation of DFT and DCT in matlab.)
matlab实现DCt
- 用MATLAB实现DCT水印算法。信号经过DCT后,从空间域变换到频域。是一种正交变换的方法。是图像处理中应用即为广泛的傅氏变换中一种特殊的情况(被展开函数是实偶函数,再离散化,即为离散余弦变换)。 同傅氏变换一样,有正反两种变换。(DCT watermarking algorithm is implemented with MATLAB.)
dct
- 使用dct算法进行图像的变换之后选取mask对其进行压缩(After using the DCT algorithm for image transform using mask to compress it)
DCT-VC-master
- 利用DCT变换实现图像的加解密,包括基本的界面和文件读写(Using DCT transform to achieve image encryption and decryption, including the basic interface and file read and write)
dct·dft
- 使用matlab对图像进行dct、dft变换(通过原理实现算法)(Using MATLAB to carry out DCT and DFT transform (through principle implementation algorithm))
dct
- 对图像进行二维离散余弦函数变化时,可使用dctmtx函数进行DCT变换(When the two-dimensional discrete cosine function is changed to the image, the dctmtx function can be used for DCT transformation)
DFT&DCT
- 编程实现二维8*8图像块的DFT,DCT变换 输入一副RGB图像,将其转化为YCbCr颜色空间,然后对Y分量做分块DFT变换,保存为灰度图像,统计计算时间 编程实现8*8块DCT变换,然后分别显示,当使用64个DCT系数里面的一些系数进行重构,比较其质量;同时熟悉采用FFT来实现DCT变换的思想,并显示2维8*8DCT变换的基函数图像(Programming the DFT, DCT transform of two dimensional 8*8 image block Input
DCTconversion
- 一个简单的图像DCT变换的matlab程序代码。(A simple image DCT transformation of the matlab program code.)
project1
- matlab的图像dct以及dft变换和反变换(MATLAB image DCT and DFT transform and inverse transform)
DCT
- 数字图像处理,DCT变换编码,图像压缩,遮罩矩阵(DCT transform coding, image compression)
图像水印
- 基于DCT,DWT,SVD的图像鲁棒水印算法,并在GUI界面展示(Image watermark algorithm based on DCT, DWT, SVD and displayed on GUI interface.)
基于DCT的多聚焦图像融合
- 基于DTC的多聚焦图像融合,两张图片的融合b(Multi-focus image fusion based on DTC.)
dct水印
- DCT数字图像水印算法MATLAB仿真代码(DCT digital image watermarking algorithm MATLAB simulation code)
DCT图像压缩
- 整数DCT变换的图像压缩的程序实现,编程的平台是matlab(Integer DCT transform image compression program implementation, programming platform is matlab)
DCT
- 对每类中的每幅图片进行DCT变换(8*8)分块并对保留的DCT系数进行反DCT变换,得到重建的图象,显示原图像和重建图像进行对比,并计算出与原图对比的PSNR值。(Each picture in each class is divided into DCT transform (8*8) and the reserved DCT coefficient is inverse DCT transform. The reconstructed image is obtained. The origi
图像修复
- 应用DCT字典和KSVD学习字典,对图像进行简单的修复,可行性较高,速度不是很快。(Simple image restoration is feasible and not very fast.)
图像去噪(matlab)
- 使用中值,均值,小波,DCT,PCA五种方法实现对图像的去噪处理。(Five methods, median, mean, wavelet, DCT and PCA, are used to denoise the image.)