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rocplot
ROC curves illustrate performance on a binary classification problem where classification is based on simply thresholding a set of scores at varying levels. Lenient thresholds give high sensitivity but low specificity, strict thresholds give high specificity but low sensitivity the ROC curve plots this trade-off over a range of thresholds (usually with sens vs 1-spec, but I prefer sens vs spec this code gives you the option).
It is theoretically possible to operate anywhere on the convex hull of an ROC curve, so this is plotted too. The area under the curve (AUC) for a ROC plot is a measure of overall accuracy, and the area under the ROCCH is a kind of upper bound on what might be achievable with a weighted combination of differently thresholded results from the given classifier
- 2009-12-14 20:49:44下载
- 积分:1
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9783540740476-c1
dynamic time warping
- 2011-01-18 23:31:14下载
- 积分:1
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xinhaochuli-yuyin
MATLAB 处理语言信号,改变语音频率等功能(chulixinghao gaibian yuyin lsdf )
- 2011-11-02 11:48:56下载
- 积分:1
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example
MATLAB CODE FOR I-ALOHA ANTI COLLISION ALGORITHM
- 2015-02-24 19:13:54下载
- 积分:1
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基于视频的光流场的汽车检测跟踪
说明: 光流法实现无人驾驶前方目标识别与目标追踪,用MATLAB编写(Optical flow method for target tracking)
- 2020-09-12 19:02:02下载
- 积分:1
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burg
这是个数字信号处理的burg算法的 matlab实现,里面各个参数可调,效果非常不错(This is a digital signal processing matlab algorithm to achieve burg, which adjustable parameters, the effect is very good)
- 2007-11-13 10:35:32下载
- 积分:1
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EM算法(讲解+程序)
EM 算法是Dempster,Laind,Rubin于1977年提出的求参数极大似然估计的一种方法,它可以从非完整数据集中对参数进行 MLE估计,是一种非常简单实用的学习算法。这种方法可以广泛地应用于处理缺损数据、截尾数据以及带有噪声等所谓的不完全数据,可以具体来说,我们可以利用EM算法来填充样本中的缺失数据、发现隐藏变量的值、估计HMM中的参数、估计有限混合分布中的参数以及可以进行无监督聚类等等。(EM algorithm is a method for maximum likelihood estimation of parameters proposed by Dempster, Laind and Rubin in 1977. It can estimate parameters from incomplete data sets by MLE. It is a very simple and practical learning algorithm. This method can be widely used in dealing with the so-called incomplete data such as defective data, censored data and noisy data. Specifically, we can use EM algorithm to fill missing data in samples, find hidden variable values, estimate parameters in HMM, estimate parameters in finite mixed distribution, and so on. Unsupervised clustering and so on.)
- 2020-07-04 06:00:01下载
- 积分:1
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apcluster
To convey how complete a task is, you can use a progress bar like this one: --> ... After you see a progress bar and a progress monitor in action(To convey how complete a task is, you can use a progress bar like this one:--> ... After you see a progress bar and a progress monitor in action)
- 2008-04-04 17:49:16下载
- 积分:1
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matlablizi
说明: 这是我在学习matlab时写的一些简单的图形处理的例子,初学者可以看一下!(This is my matlab when learning to write some simple examples of graphics processing, a beginner can look at!)
- 2008-11-17 16:52:17下载
- 积分:1
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1-s2.0-S1876610213010059-main
Voltage Control by DQ Frame Technique of SVPWM ACDC
Converter
- 2014-02-12 18:57:52下载
- 积分:1