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image_matching

于 2011-11-09 发布 文件大小:2KB
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  基于小波特征提取的图像匹配matlab程序,将图像进行二维小波变换,提取概貌系数,并去掉对特征影响不大的系数(Wavelet feature extracting based image matching)

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image_matching.m,8120,2011-11-09

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    图像校正的Matlab代码,非常不错,可以实现很好的校正结果,速度也很快(Image correction of Matlab code, very good, very good correction can be achieved the result of quick)
    2008-04-30 16:51:12下载
    积分:1
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    说明:  直方图匹配,或者叫做直方图规定化。在matlab下实现,但是没有使用IPT中的histeq进行规定化。(Histogram matching,or histogram specification is the basic method in the digit image processing. We provide a implementation in matlab without using IPT function histeq)
    2011-03-02 15:55:24下载
    积分:1
  • 858921
    位图操作图形选取源码,例程程序结合易语言位图操作支持库,填充小图形的背景颜色。(Select the source bitmap graphics operations , routine program combining bitmap operations easy language support library , filled with small graphic background color.)
    2016-12-30 00:24:07下载
    积分:1
  • lvboqqqqqqq
    于傅里叶变换的图像加密技术研究 具体是将一幅图像用 fft 变换到频域 在频域中进行加密 我考虑的是通过随机相位来加密的方法,请问用matlab怎样实现 加密后在通过 ifft 得到加密后的图象 (Fourier transform in the image encryption technology to study the details of an image is to use fft transformed to the frequency domain in the frequency domain I consider encryption is through random-phase approach to encryption, Will the use of Matlab how to achieve the adoption of encryption ifft be encrypted images)
    2006-09-07 20:44:18下载
    积分:1
  • Binarization-Transformation
    图像处理源程序,实现二值化变换,经一幅图像灰度化后,变成二值化图像,包括大津法、最大类间方差法、一般阈值法、及文本识别最有用的Niblack法(Image processing program and realized binarization transformation, after by a gray-scale image into binary image, including the Otsu method, Otsu method, the general threshold, and text to identify the most useful Niblack method)
    2011-11-19 09:53:11下载
    积分:1
  • OpenSURF_matlab
    SURF 图像特征点快速提取法还有描述,可用于迅速匹配两张图片中的特征点(SURF image feature points extraction method also described fast, can be used to quickly match the image feature points in the two)
    2014-03-28 01:08:21下载
    积分:1
  • gmm
    混合高斯模型使用K(基本为3到5个) 个高斯模型来表征图像中各个像素点的特征,在新一帧图像获得后更新混合高斯模型,用当前图像中的每个像素点与混合高斯模型匹配,如果成功则判定该点为背景点, 否则为前景点。通观整个高斯模型,他主要是有方差和均值两个参数决定,,对均值和方差的学习,采取不同的学习机制,将直接影响到模型的稳定性、精确性和收敛性。由于我们是对运动目标的背景提取建模,因此需要对高斯模型中方差和均值两个参数实时更新。为提高模型的学习能力,改进方法对均值和方差的更新采用不同的学习率 为提高在繁忙的场景下,大而慢的运动目标的检测效果,引入权值均值的概念,建立背景图像并实时更新,然后结合权值、权值均值和背景图像对像素点进行前景和背景的分类。(Gaussian mixture model using K (essentially 3-5) Gaussian model to characterize the features of each pixel in the image, in the image of the new frame for updated Gaussian mixture model, with each pixel in the image with a Gaussian mixture current model matching, if successful, determined that the point of the background points, otherwise the former attraction. Throughout the entire Gaussian model, he mainly has two parameters determine the variance and the mean, the mean and variance of the study, to take a different learning mechanism, will directly affect the stability, accuracy and convergence model. Since we are moving object extraction of the background modeling, so the need for the Gaussian model variance and mean two parameters real-time updates. In order to improve the learning ability of the model, an improved method for updating the mean and variance of different learning rates to improve in the busy scene, large and slow moving object detection results, the introduction of)
    2014-03-25 09:01:12下载
    积分:1
  • MAP
    采用最大后验(MAP)算法来实现图像的超分辨率算法(The super-resolution algorithm using the maximum a posteriori (MAP) algorithm to achieve image)
    2020-06-29 07:20:01下载
    积分:1
  • heavy-tailed-deconv
    一般自然图像的梯度分布符合重尾分布,重尾分布也就是超拉普拉斯分布,根据这个特点进行图像复原。(The gradient of a natural image in line with heavy-tailed distribution, which is ultra-heavy-tailed distribution Laplace distribution, image restoration based on this feature.)
    2021-03-13 10:39:24下载
    积分:1
  • sample-histogram-equalization
    直方图拉伸是通过对比度拉伸对直方图进行调整,从而“扩大”前景和背景灰度的差别,以达到增强对比度的目的(Histogram stretching histogram is adjusted by contrast stretching, thereby " expand" the difference between the foreground and background of gray, in order to achieve the purpose of enhancing the contrast)
    2016-10-25 17:28:33下载
    积分:1
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