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- 各向异性去噪，考虑到空间域的临近关系，同时考虑灰度的相似性，是相对比较经典的去噪模型-Anisotropic denoising, taking into account the close relationship between the spatial domain, taking into account the similarity of gray, is a relatively classical denoising model
spam686yinxie
- Extracts spatial domain SPAM features, 2nd order, T=3. Dimensionality 686. -Extracts spatial domain SPAM features, 2nd order, T = 3. Dimensionality 686.
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- 绘制一幅人像或风景图像的幅频图及相频图,并由幅频图及相频图重建空间域图像.(使用fft2,ifft2,fftshift函数)-Draw a portrait or landscape image amplitude-frequency and phase-frequency diagram in Figure by the amplitude-frequency and phase-frequency diagram in Figure spatial domain image reconstr
fuliyepinpu
- 将空间域的图像转换到变换域内，进行低通滤波去除噪声，然后转换到空间域，对去噪的图像进行傅里叶变换-The space domain image conversion in the transform domain, remove noise, low-pass filtering and then transform into spatial domain, the Fourier transform denoising image
ss
- 随着计算机网络的迅速发展，发生了翻天覆地的变化，数字信息的保护已是一个刻不容缓的问题，由于数字内容很容易复制，修改，网络上的数字内容分发的，有很多的盗版，侵权行为，知识产权保护，以抵抗各种侵权行为，近年来一直是世界上一种新的信息安全技术的提出，数字水印技术，它是一种新的数字信息技术为数字文件的特定著作权利益的保护。现在流行的水印算法在国内外主要是基于空间域和变换域，从综合性能比较，变换域的方法更为优越，目前占主要地位，未来的趋势为变换域方法为主流。本文提出了一种离散余弦变换（DCT）基于变换域的
DC-component-blind-Watermarking
- 空间域基于DC分量的盲彩色数字水印，根据直流系数的产生原理和分布特征，在空间域中嵌入水印。-A blind color image watermarking based on DC component in the spatial domain.By using the generating principle and distribution feature of the DC coefficient,the watermarking is inserted into the spatial
MAtlab2014
- The Fourier transform is a mathematical transformation employed to transform signals between time (or spatial) domain and frequency domain.
IHS_use
- 采用IHS 空间域的方法来对图像进行融合 有原图像，打开可运行。-IHS method using spatial domain fused to the image is the original image, can be opened to run.
KM-Cluster
- K-means 经典聚类算法，是在空间域进行聚类，属于层次聚类算法中的一种-Classical clustering algorithm, clustering in the spatial domain, belonging to a hierarchical clustering algorithm
CHAP5
- 图像增强技术 直方图增强 几种空间域滤波相应的matlab代码-Several spatial domain filtering technology histogram of image enhancement corresponding matlab code
watermarking
- 本代码主要用于数字水印技术中的空间域中的最低有效位算法，用于数字产品中的版权保护问题。-This code is mainly used for the least significant bit algorithm for digital watermarking technology in the spatial domain for digital products copyright protection issues.
fusion
- 基于MATLAB 图像融合 空间域加权平均 -Weighted average spatial domain image fusion
embed-watermark--based-a-word
- 基于一个字嵌入水印0和1bit,原理是将图像转换到空间域后选择系数类嵌入水印，能抗打印扫描攻击-based on a word and embedding watermark 0 1bit, the principle is to convert the image into the spatial domain selection class watermarked coefficient,
tuxiangbianhuan
- 在matlab上将图像从空间域变换到频率域，主要包括Radon变换和反变换、傅里叶变换和反变换、离散余弦变换和反变换等-In matlab image will be transformed the spatial domain to the frequency domain, including the Radon transform and inverse transform, Fourier transform and inverse transform, the discrete co
Phase-shifting-prestack-modeling
- 用相位移加实现速度纵横向变化、复杂陡倾地质模型的正流模拟，为复杂波场的地震、地质解释提供了精确、实用的方法。一般情况下，相位移延拓方法对徒倾斜地层成像精度高、稳定性好、计算快，但实现速度的横向变化困难；而频率、空间域的有限差分法算法简单、稳定性好、能适应速度的纵横向任意变化，但偏移陡断地层存在很多问题-Using phase shift and realization of vertical velocity variations, complex flow simulation of stee
3D-MIMO
- MATLAB仿真程序，基于多元统计方法的3D MIMO三维空间域信道建模研究。将2D MIMO信道建模推广到三维空间域信道建模，利用MIMO信道的统计特性，建立一种新的3D MIMO信道模型。用MATLAB做相应的仿真实验，对所建信道模型做性能分析。-MATLAB simulation program, based on multivariate statistical modeling method of three-dimensional spatial domain 3D MIMO cha
BRISQUE_release
- This a demonstration of the Blind/Referenceless Image Spatial Quality Evaluator (BRISQUE) index. The algorithm is described in: A. Mittal, A. K. Moorthy and A. C. Bovik, No Reference Image Quality Assessment in the Spatial Domain Binaries:
MIMO-STBC
- 无线通信系统可以利用的资源包括：空间、时间、频率和功率。在B3G/4G系统中，空间资源和频率资源被重新开发使用，从而大大提高了系统的性能。 多天线技术在发送端和接收端同时使用多根天线，扩展了空间域，充分利用了空间扩展所提供的特征，从而带来了系统容量的提高。目前多天线技术已成为了B3G/4G系统的关键技术之一。 -The resources that the wireless communication system can use include: space, time, freque
ctRecontruction
- Set of functions performing ct reconstruction tasks like a radon transformation, a simple backprojection, a filtered backprojection using a convolution in the spatial domain, a filtered backprojection using a 2D Fourier transformation, and a filtered
brisque_revised
- 无参考图像质量评价，BRISQUE,基于MSCN的提取图片特征-No-Reference Image Quality Assessment in the Spatial Domain