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fbpreconstruction
fbp算法实现CT重建,包括不同投影个数、探测器个数和噪声对重建后图像的质量的影响。(FBP CT reconstruction algorithm, including the number of different projection, and the number of detector noise on the reconstructed image quality.)
- 2008-01-11 11:17:27下载
- 积分:1
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Image-de-noising-algorithm-using
提出了一种基于非下采样Contourlet 变换的自适应图像去噪方法 首先对噪声图像进行非下采样Contourlet 变换,得到各
个尺度各个方向子带的系数,再根据该系数的能量自适应地调整去噪阈值 实验表明,与Contourlet 多尺度阈值去噪 Contourlet 自
适应阈值去噪相比,该方法在保留图像边缘细节的同时,能提高图像的PSNR 值,减少了Gibbs 现象(A new adaptive method of image de-noising based on NonSubsampled Contourlet Transform (NSCT)is presented.Firstly,
the noisy image is decomposed into a set of multiscale and multidirectional frequency subbands by NSCT, and then the threshold
is adapted automatically according to the energy of subband coefficients.Compared with the multi-scale threshold using contourlet
transform and using adaptive threshold based on contourlet transform, the simulation results show that the performance of this
method is superior in PSNR, meanwhile it can maintain the image edge and reduce the Gibbs phenomen)
- 2012-07-20 10:49:25下载
- 积分:1
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tuxiangchuli
使用matlab来实现图像的处理,比如直方图均衡化等等(Using matlab to achieve image processing, such as histogram equalization)
- 2013-01-04 13:10:53下载
- 积分:1
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Saliency-Detection
介绍了一种显著性检测,程序可以直接运行,可以得到显著图像,有图像源。(propose a bottom-up visual saliency detection algorithm. Different most previous methods that mainly concentrate on image object, we take both background and foreground into consideration. )
- 2021-05-07 23:31:36下载
- 积分:1
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pftest
基于AR2模型的粒子滤波源代码,可用于图像处理,视觉跟踪,希望可以帮助有需要的人(AR2 model particle filter based on source code can be used for image processing, visual tracking, I hope to help people in need)
- 2010-03-09 10:07:21下载
- 积分:1
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face-segmentation
本代码实现了基于肤色的人脸分割程序,代码采用Matlab编写,包含了四个测试样例和结果分析。(This is matlab code about face detection based on face color.)
- 2016-03-06 10:36:48下载
- 积分:1
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h264
h264实现监控,不是动态的,是通过读取每一帧图像(h264 yuv420 to rgb)
- 2013-10-27 00:19:11下载
- 积分:1
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Notch
陷波器是一种特殊的带阻滤波器,其阻带在理想情况下只有一个频率点,因此也被称为点阻滤波器。这种滤波器主要用于消除某个特定频率的干扰,例如,在各种测量仪器和数据采集系统中用于消除电源干扰的工频陷波器。该程序实现利用陷波滤波器消除图像的电源干扰。(Notch is a special band rejection filter, the stop band in the ideal case , only one frequency , it is also known as point-stop filter . This filter is mainly used to eliminate the interference of a particular frequency , for example , in a variety of measuring instruments and data acquisition system is used to eliminate the power line frequency interference notch filter . The program implements the use of a notch filter to eliminate power disturbances image.)
- 2014-11-06 16:02:45下载
- 积分:1
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svm
利用libsvm对遥感影像进行分类,需在已经编译了libsvm的环境进行(Using libsvm to classify remote sensing images)
- 2018-08-05 14:29:39下载
- 积分:1
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cloud
这是一个很全的云模型图像处理,功能全,已运行(This is a good use of the cloud model program, function, good effect, has been in operation)
- 2020-12-28 19:09:01下载
- 积分:1