搜索资源列表
小波变换
- DFT小波变换,主要用于图像视频处理中,是DFT的最基本变换形式。(Discrete wavelet transform,is mainly used for image processing,and it's the most basic form of the transformation.)
RCL_Circuit_Calculator
- resistor capacitor-inductor calculator
DWT
- Discrete Wavelet Transform
STFT CWT FFT-20170420T034747Z-001
- programing delphi for stft cwt dwt
blok compressive sensing
- 分块压缩感知,采用SPL进行平滑,包括ct,dct,dwt,ddwt四种稀疏矩阵(Block compression perception, using SPL to smooth, including CT, DCT, DWT, DDWT four sparse matrices)
Distortionless Data Hiding
- Distortionless Data Hiding, using matlab
Wavelet_SR
- 本程序是基于单幅图像的超分辨率算法,通过对输入的高分辨率图像进行下采样得 % 到原始低分辨率图像,对输入的低分辨率图像插值后,利用DWT将低分辨率图像分 % 解为不同的4个子带;同时直接对对分辨率图像进行SWT处理。由SWT得到的高频子 % 带来修正DWT得到的高频子带。最后,通过逆离散小波变换(IDWT)组合修正的高 % 频子带和低分辨率图像,得到输出的超分辨率图像。通过计算PSNR和SSIM评价结果。(This prog
Digital-Watermarking-master
- 将要嵌入的多张水印图利用不同正交码调制,之后嵌入到被嵌入图片的小波变换系数中,对小波系数做逆变换,得到已嵌入水印图的图像。利用逆过程可提取出被嵌入的图像(The multiple watermark images to be embedded are modulated by different orthogonal codes, and then embedded into the wavelet coefficients of the embedded images, and the inv
stegoalg-DCT-DWT-master
- inthe modd;e of love
watermarking-hybrid-DWT-DCT-SVD-master
- hybrid coyyyyyyyyyy mantab soul
min max avg without dwt and fuzzy
- image fusion using basic methods like max,min,averaging
update
- algorithm for ecg delineation, based on DWT div hr div B 文件列表 B : di()
dwt
- Combine the algorithm mopso and qpso in such a way that half the particles are updated by the algorithm qpso and the other half by the algorithm pso.
spiht
- full code with gui input image dwt spiht encode spiht decode idwt output image
DWT水印1
- 实现水印的嵌入与提取,计算PSNR值 同时对水印进行攻击(Embedding and extracting the watermark and calculating the PSNR value Attack the watermark at the same time)
noma code
- it is a code for discrete wavelet transform
基于 QR 码的自适应抗打印扫描水印算法
- 提出一种基于 QR 码的自适应抗打印扫描盲水印算法。方法 首先对载体 QR 码进行三级小 波变换,并对低频部分进行 4×4 分块 Schur 分解,然后利用子块酉矩阵的系数差值的稳定性,将二值 水印信息自适应嵌入到载体 QR 码中,最后对含水印 QR 码打印扫描并提取出水印信息。同时,算法实 现了盲提取。结果 算法能较好抵抗打印扫描攻击,并对高斯噪声、椒盐噪声、斑纹噪声、泊松噪声、 JPEG 压缩等攻击具有较强的鲁棒性。结论 算法具有较强的抗打印扫描性能,可以广泛应用于数字产品 的版权保
HanBOT v11.202
- D安工程业务保持撒贝宁出口就是那我出去啊(sajhcjsbchawgcjksahljkwca)
傅里叶变换轮廓术
- 小波变换测试,使用dwt对信号进行小波变换并绘制图像(wavelet test, please read the Chinese version of the instruction instead)
emd
- Emd分解,通过峭度和相关系数选择IMF,进行信号重构,小波分解,小波包分解。(Emd decomposition, selecting IMF by kurtosis and correlation coefficient, signal reconstruction, wavelet decomposition, wavelet packet decomposition.)