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kmedian
The method works as follows.
1. For a data set with dimensionality, d, compute the variance
of data in each dimension (column).
2. Find the column with maximum variance call it cvmax
and sort it in any order.
3. Divide the data points of cvmax into K subsets, where K is
the desired number of clusters.
4. Find the median of each subset.
5. Use the corresponding data points (vectors) for each
median to initialize the cluster centers.
- 2013-08-10 03:45:31下载
- 积分:1
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template2
这是新修改过的matlab程序基于EMD降噪的改进版本,希望对大家有帮助,谢谢(This is the new modified matlab program based on an improved version of EMD noise, we want to help, thank you)
- 2013-05-30 11:45:32下载
- 积分:1
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solution_matlab
Matlab2微分方程的数值解法,介绍解非线性微分方程的算法及如何用Matlab实现。(Matlab2 Numerical Solution of Differential Equations, Introduction Algorithm Solution of Nonlinear Differential Equations and realize how to use Matlab.)
- 2008-01-31 09:59:02下载
- 积分:1
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task3
递推最小二乘法和递推阻尼最小二乘法仿真,系统模型如下:
y(t) - 1.6 * y(t - 1) + 0.7 *y (t - 2) = u(t - 1) + 5.5 * u(t – 2) + e(t),试用递推最小二乘法和递推阻尼最小二乘法进行参数识别,并进行比较
(Damped recursive least squares method and recursive least squares method simulation, the system model is as follows: y (t)- 1.6* y (t- 1)+ 0.7* y (t- 2) = u (t- 1)+ 5.5* u (t- 2)+ e (t), the trial damped recursive least squares method and recursive least squares method for parameter identification, and comparison)
- 2011-12-01 00:09:15下载
- 积分:1
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The-chaos-sequence-forecast-function
基于混沌理论的时间序列的系统多步预测函数(Based on the theory of chaos time series prediction function of the system)
- 2012-04-11 16:11:51下载
- 积分:1
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高斯积分matlab程序
说明: 计算在同一区域上的二重高斯-勒让德积分。(Calculating double Gauss integral in the same region)
- 2021-04-20 12:08:50下载
- 积分:1
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Endpoint-detection
基于短时能量与过零率、倒谱特征和谱熵的三种语音端点检测(Endpoint detection)
- 2014-04-04 16:08:29下载
- 积分:1
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matlab
本文首先研究了ISAR成像的基本原理,在理想转台模型的基础上对距离-多普勒(R-D)成像算法做了分析,对目前常用的运动补偿技术进行了对比和研究,并将这些技术用于雅克-42飞机的实测数据中。然后,论文系统地论述了压缩感知主体理论,重点对信号重构中的基追踪(BP)算法和正交匹配追踪(OMP)算法进行了深入的研究和讨论,并通过正弦信号的仿真结果验证了两种方法的有效性。(Firstly, the basic principle of ISAR imaging study, based on an ideal model for distance turntable- Doppler (RD) imaging algorithm to do the analysis of the motion compensation techniques currently used are compared and studied, and the use of these technologies in the measured data in the Yak-42 aircraft. Then, the paper systematically discusses the theory of compressed sensing body, focusing on the signal reconstruction of the base track (BP) algorithm and orthogonal matching pursuit (OMP) algorithm is conducted in-depth studies and discussions, and the simulation results verify the sinusoidal signal the effectiveness of the two methods.)
- 2021-04-25 22:28:46下载
- 积分:1
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Intersect
AE开发,InterSect操作AE开发,InterSect操作AE开发,InterSect操作AE开发,InterSect操作(ArcEngine for intersect tool)
- 2015-03-18 21:56:31下载
- 积分:1
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Hw2
Matrix multiplication for two input matrices
- 2014-01-27 03:10:47下载
- 积分:1