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SMOTEBoost
分类非平衡数据的SMOTEboost算法(This code implements SMOTEBoost. SMOTEBoost is an algorithm to handle class
imbalance problem in data with discrete class labels. It uses a combination of
SMOTE and the standard boosting procedure AdaBoost to better model the minority
class by providing the learner not only with the minority class examples that
were misclassified in the previous boosting iteration but also with broader
representation of those instances (achieved by SMOTE). Since boosting
algorithms give equal weight to all misclassified examples and sample from a
pool of data that predominantly consists of majority class, subsequent sampling
of the training set is still skewed towards the majority class. Thus, to reduce
the bias inherent in the learning procedure due to class imbalance and to
increase the sampling weights of minority class, SMOTE is introduced at each
round of boosting. Introduction of SMOTE increases the number of minority class
samples for the learner and focus on these cases )
- 2012-09-25 14:59:58下载
- 积分:1
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Articoli
Programmi che descrivono l utilizzo delle CNN
- 2014-01-26 02:16:31下载
- 积分:1
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血氧饱和度无线监护系统 spo2_version3.2
血氧饱和度无线监护系统,用Matlab的GUI形式编程完成(Oxygen saturation of wireless monitoring systems, programming with Matlab' s GUI to complete the form)
- 2010-10-04 15:21:16下载
- 积分:1
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matlabImageEngineeringbatchfile
matlab图像工程批处理文件 比较实用 (matlab Image Engineering batch file
)
- 2009-04-21 10:40:22下载
- 积分:1
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poshecai
针对彩色图像的局部直方图均衡化,可以较好的增强图像细节(poshe,it can enhancements the detail of the image )
- 2012-05-08 10:43:38下载
- 积分:1
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acoustic_cerjan
均匀介质二维声波数值模拟,采用cerjan边界条件,有公式及参考文献。带有速度模型以及雷克子波函数,解压后直接运行就可以(The homogeneous medium two-dimensional acoustic wave numerical simulation, boundary conditions of cerjan, and formulas and references. With the velocity model and the the Ricker wave function, and can run directly after decompression)
- 2012-09-08 15:16:04下载
- 积分:1
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matlab-simulink
matlab simulink使用简介,入门介绍(matlab simulink)
- 2013-05-17 18:26:00下载
- 积分:1
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SeuWangyx_1D_FDTD_1
一本FDTD书的课后程序,希望有点用。。SeuWangyx(An after-school programs FDTD book, I hope some use. . SeuWangyx)
- 2011-02-14 22:03:37下载
- 积分:1
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cyclicpursuit
循环追踪算法程序,用于平面内多个体系统的分布式控制,能够达到收敛的目的,控制所需信息量少。(This code is about the cyclic pursuit algorithm which is used for controlling of formation moving in a plane.)
- 2012-03-29 00:41:09下载
- 积分:1
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ADP
近似动态规划(ADP)的无限时间值函数迭代的例子(Approximate Dynamic Programming (ADP) of the infinite time value function iteration example)
- 2020-06-30 04:00:01下载
- 积分:1