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plsa
该matlab代码实现了plsa算法。plsa全称是概率隐语义分析,是一个非常重要的隐语义分析模型。(This matlab code implements plsa algorithm, which is the short of probability latent semantic analysis and is a very important latent semantic analysis model.)
- 2011-05-11 22:02:45下载
- 积分:1
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基于无损压缩的加密图像可逆信息隐藏_郑淑丽
说明: 针对现有方法存在的隐藏容量低、操作不灵活的缺陷,文章提出了一种基于无损压缩的加密图像可逆 信息隐藏算法。(In view of the defects of low hiding capacity and inflexible operation of the existing methods, this paper proposes a reversible information hiding algorithm for encrypted images based on lossless compression.)
- 2020-11-05 16:09:52下载
- 积分:1
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mstar_conv_tools.rar
这些程序可以将MSTAR数据库中的数据转换为可是图像,例如JPEG和TIFF,方便SAR图像的处理。(These program can convert the MSTAR data into some images such as jpeg and tiff.It s easy to study sar images.)
- 2015-12-16 21:14:53下载
- 积分:1
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lightcomplement
基于光线补偿的人脸检测。首先对图像进行光补,在此基础上结合肤色和发色进行人脸检测。(Light compensation based on face detection. First, the image light make up, in this based on the combination of color and hair color for face detection.)
- 2021-05-12 20:30:02下载
- 积分:1
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static_kalman_allorder
速度匹配传递对准,matlab,仿真程序(Speed matching transfer alignment, MATLAB simulation program)
- 2011-11-25 14:42:39下载
- 积分:1
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SparseMatrixOfExamples
稀疏矩阵的实例,讲述如何用稀疏矩阵进行实际的编程。本例是以超市购物为实际背景。(Examples of sparse matrix)
- 2010-07-29 09:57:15下载
- 积分:1
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NGC_ACM
图割(GC)和主动轮廓模型(ACM)相结合的一种图像分割方法,既可以进行局部图像的分割,也可进行全局图像的分割,简单实用。(A combination of graph cuts (GC) and the active contour model (ACM) image segmentation method, either local image segmentation, global image segmentation, simple and practical.)
- 2012-10-23 11:23:25下载
- 积分:1
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chapter9
说明: 《数字图像处理与机器视觉:Visual C++与Matlab实现》5
图像分割,霍夫变换,Hough变换直线检测的Matlab实现(" Digital image processing and machine vision: Visual C++ and Matlab to achieve" 5 image segmentation, Hough transform, Hough transform line detection of the Matlab implementation)
- 2010-04-22 09:15:40下载
- 积分:1
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de-noising
此程序在时域中进行阈值去噪,基于平均阈值的去噪方法(This procedure carried out in the time domain threshold denoising, based on the average, the threshold de-noising method)
- 2009-05-12 21:17:58下载
- 积分:1
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kuaisutisheng
针对CT 医学图像和MR I 医学图像成像特点, 提出了基于快速整数提升小波变换的融合方法。在CT 和
MR I 两幅医学图像配准的前提下, 利用提升小波变换把图像分解成低频和高频子图像, 对于小波变换后的高频
子图像, 选择区域标准差大的作为融合后的子图像 对于低频子图像, 采用加权融合, 最后进行小波逆变换, 得到
融合后的图像, 并对融合后图像用信息熵、平均梯度、相关系数的指标进行评价。实验结果表明, 基于快速整数提
升小波变换融合中, 小波高低频系数采用不同的规则能够取得更好的融合效果, 其轮廓清晰。该算法能够提升融
合后的医学图像信息量, 同时有效地保护图像的细节信息, 在执行时间和图像质量上均优于普通小波算法。(A imed at the characterist ics of CT andMR Imedical images, a new image fu sion al2
go rithm based on the fast in t lif t ing w avelet t ran sfo rm s is p ropo sed. Two o riginal images are
decompo sed by the fast in t lif t ing w avelet t ran sfo rm s. The fu sion ru le based on the max imum
standard deviat ion value variance is u sed to fu se the h igh f requency sub2image, w h ile a w eigh t2
ed average fu sed ru le is app lied by coeff icien t s of the low f requency. F inally, the fu sion image
is recon st ructed fo r perfo rm ing inverse fast in t lif t ing w avelet t ran sfo rm s. The fu sion image is
evaluated by en t ropy, average gradien t, and co rrelat ion coeff icien t s. Experimen tal resu lt
show s that the fu sion image hasmo re info rmat ion than o riginal images and imp roves the quali2
ty of o riginal images. M eanw h ile, the fu sion image p ro tect s detail characterist ics of the image,
thu s the real2t ime p rocess and image qualit ies are w ell than tha)
- 2021-04-21 10:18:49下载
- 积分:1