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autodetection
基于DQ效应的JPEG图像真伪检测算法,通过检测图像DCT直方图的DQ效应计算图像的概率图,该算法快速、准确,能自动定位篡改区域(JPEG image detection algorithm based on the authenticity of DQ effect, calculated image by DQ effect detection probability map image DCT histogram, the algorithm is fast, accurate, and can automatically locate tampered area)
- 2021-03-16 09:59:22下载
- 积分:1
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yu-chu-li
P0301:数字图像矩阵数据的显示及其傅立叶变换
P0302:二维离散余弦变换的图像压缩
P0303:采用灰度变换的方法增强图像的对比度
P0304:直方图均匀化
P0305:模拟图像受高斯白噪声和椒盐噪声的影响
P0306:采用二维中值滤波函数medfilt2对受椒盐噪声干扰的图像滤波
P0307:采用MATLAB中的函数filter2对受噪声干扰的图像进行均值滤波
P0308:图像的自适应魏纳滤波
P0309:运用5种不同的梯度增强法进行图像锐化
P0310:图像的高通滤波和掩模处理
P0311:利用巴特沃斯(Butterworth)低通滤波器对受噪声干扰的图像进行平滑处理
P0312:利用巴特沃斯(Butterworth)高通滤波器对图像进行锐化处理 (P0301: digital image data matrix display and Fourier Transform P0302: two-dimensional discrete cosine transform image compression P0303: using gray transform method to enhance the contrast of the image P0304: histogram equalization P0305: Simulation images by white Gaussian noise and salt and pepper noise P0306: 2D median filtering function medfilt2 right by Salt and Pepper image noise filtering P0307: using MATLAB functions filter2 of noise images mean filtering P0308: Image Adaptive Filter Weiner P0309: use five different gradient Enhancement Act for image sharpening P0310: Images of the high-pass filtering and mask handling P0311: use Butterworth (Butterworth) low-pass filter on the noise in the image smoothing P0312: use Butterworth ( Butterworth) high-pass filter for image sharpening)
- 2013-10-30 10:12:55下载
- 积分:1
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image_coding
本代码主要应用于图像压缩,代码包括采用二维离散余弦变换(DCT)进行图像压缩、采用小波变换进行图像压缩以及基于小波变换与混沌排序图像加密压缩、解密重构
hundungen 是ex3的子程序:产生混沌序列(This code is mainly used in image compression, including the use of code dimensional discrete cosine transform (DCT) for image compression, image compression using wavelet transform and wavelet transform compression and chaotic image encryption based sorting, decryption reconstruction)
- 2021-04-21 22:18:49下载
- 积分:1
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histogram-equalization
直方图均衡化的几个改进算法程序:BBHE,DSIHE,MMBEBHE(Several improvements histogram equalization algorithm: BBHE, DSIHE, MMBEBHE)
- 2014-04-24 21:36:37下载
- 积分:1
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WAV-LSB-Watermark
WAV音频的LSB信息隐藏,隐藏文件为二值图像,Matlab编程(WAV audio LSB information hiding, hidden files as binary image, Matlab programming)
- 2020-11-18 17:49:38下载
- 积分:1
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diskreet.m
DISKREET: FOR CHANGING DISKREET LEVEL OF AN IMAGE
- 2013-10-31 01:52:21下载
- 积分:1
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focuss-cndl
focuss算法 关于图像稀疏性分解中字典学习的经典算法 和大家一同分享 (focuss algorithm on the sparse image decomposition in the dictionary of the classical learning algorithm and we share)
- 2009-05-11 15:44:26下载
- 积分:1
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zengqiang
多个图像增强的源代码 包括小波增强 边缘增强 直方图滤波等等。。。(Multiple image enhancement of source code includes wavelet edge histogram filtering, enhance enhancement.)
- 2010-05-31 13:27:41下载
- 积分:1
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基于DCT变换的数字水印算法
说明: 基于DCT域的图像数字水印技术,水印嵌入过程,提取过程,以及嵌入水印的抗干扰性等。(Based on the DCT domain image digital watermark technology, watermark embedding process, extraction process, as well as embedded watermark anti-interference and so on.)
- 2021-02-22 17:49:41下载
- 积分:1
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SpectralResidual
谱残缺算法显著性检测源程序!!谱残缺算法显著性检测源程序!!(the vision of matlab of special residual of salienp)
- 2020-11-08 21:19:47下载
- 积分:1