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PCA
主成分分析 ( Principal Component Analysis , PCA )或者主元分析。是一种掌握事物主要矛盾的统计分析方法,它可以从多元事物中解析出主要影响因素,揭示事物的本质,简化复杂的问题。计算主成分的目的是将高维数据投影到较低维空间。给定 n 个变量的 m 个观察值,形成一个 n ′ m 的数据矩阵, n 通常比较大。对于一个由多个变量描述的复杂事物,人们难以认识,那么是否可以抓住事物主要方面进行重点分析呢?如果事物的主要方面刚好体现在几个主要变量上,我们只需要将这几个变量分离出来,进行详细分析。但是,在一般情况下,并不能直接找出这样的关键变量。这时我们可以用原有变量的线性组合来表示事物的主要方面, PCA 就是这样一种分析方法。(Principal component analysis (Principal Component Analysis, PCA) or PCA. Is a statistical method to grasp the principal contradiction of things, it can be resolved diverse things out the main factors, revealing the essence of things, simplifying complex problems. The purpose of calculating the main component of high-dimensional data is projected to a lower dimensional space. Given n variables of m observations, forming an n ' m of the data matrix, n is usually large. For a complex matters described by several variables, it is difficult to know, so if you can grab something to focus on key aspects of analysis? If the main aspects of things just reflected on several key variables, we only need to separate out these few variables, for detailed analysis. However, in general, does not directly identify this critical variables. Then we can represent the major aspects of things with a linear combination of the original variables, PCA is one such analysis.)
- 2021-01-28 21:48:40下载
- 积分:1
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AForge.NET_EN
AForgeNet 是基于.net框架使用C#高级面向对象语言设计开发的专门为开发者和研究者学习和使用的开源图像处理类库,包括计算机视觉与人工智能,图像处理,神经网络,遗传算法,机器学习(AForgeNet is an open source image processing class library designed and developed for developers and researchers based on. net framework using C # advanced object-oriented language. It includes computer vision and artificial intelligence, image processing, neural network, genetic algorithm and machine learning.)
- 2019-06-25 16:52:51下载
- 积分:1
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face_detection
非常好的人脸识 别的代码,有详细的注释,还有图片库,好东西就要大家分享!(Face recognition is very good code, there are detailed notes, as well as image libraries, will be a good thing to share!)
- 2009-07-03 20:52:37下载
- 积分:1
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Scattering
在MATLAB平台下,可以实现散斑的生成。(The generation of speckle is realized under the MATLAB platform.)
- 2018-08-21 21:47:07下载
- 积分:1
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MATLAB_txtx1
说明: 该文件是MATLAB图形图象处理程序,对于学习MATLAB和做图形图象处理的哥们非常有用,次程序作为共享文件,请下载后勿作为商业用途,(MATLAB graphics image processing procedures, learning MATLAB graphics and image processing to do the Miners very useful meeting procedures as sharing files, please download not used for commercial purposes, thank you)
- 2006-05-03 14:34:26下载
- 积分:1
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test images
刚才传的所有程序试验处理的图像(passed the test procedures to deal with all the images)
- 2005-01-14 17:54:46下载
- 积分:1
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车牌字符识别
使用MATLAB语言实现简单的字符识别,使用神经网络算法,有效的识别车牌(Simple Character Recognition Using MATLAB Language)
- 2018-12-06 20:23:25下载
- 积分:1
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dlt
说明: 计算机视觉 dlt 相机标定 简单易懂 注释清晰(Calibration of computer vision DLT camera is simple, easy to understand and clear to note cv)
- 2020-05-26 13:32:36下载
- 积分:1
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YanZhengMa
本人图像处理的期末课程作业,使用模式识别自动识别验证码。老师都给好评哦(I end image processing course work, the use of pattern recognition automatic identification code)
- 2013-06-22 10:12:00下载
- 积分:1
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图像去噪(matlab)
说明: 使用中值,均值,小波,DCT,PCA五种方法实现对图像的去噪处理。(Five methods, median, mean, wavelet, DCT and PCA, are used to denoise the image.)
- 2021-01-05 15:28:54下载
- 积分:1