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BruteSearch
K-nearest neighbors 搜索 聚类时经常使用的一种方法 国外网站转载( The following utilities are provided:
- Nearest neighbor
- K-Nearest neighbors
- Radius Search
They al supports N-dimensions and work on double, it is possible to choose if return the distances.
Here is a time comparison with a vectrized m-code:
N=1000000 number of reference points
Nq=100 number of query points
dim=3 dimension of points
k=3 number of neighbor
tic
[idc,dist]=BruteSearchMex(p ,qp , k ,k) MEX
toc
tic
[idc,dist]=knnsearch(qp,p,k) VECTORIZED M-CODE
toc
p=rand(N,dim)
qp=rand(Nq,dim)
Output:
Elapsed time is 0.962640 seconds.
Elapsed time is 18.813100 seconds. )
- 2009-03-30 08:08:08下载
- 积分:1
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bee22
说明: 用matlab画蜂窝网络,用蜂窝覆盖给定的圆域(drawing cellular network using matlab )
- 2011-02-22 23:52:29下载
- 积分:1
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au3
AU3脚本语言 基本语法学习 对于学习au3的或许有些帮助(AU3 script language to learn basic grammar, perhaps for some help learning au3)
- 2010-08-19 16:29:54下载
- 积分:1
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Hough_LineDetect
自己编写的利用霍夫变换检测满足一定条件直线的matlab程序,对各个参数进行了详细说明(I have written using Hough transform to detect straight line to meet certain conditions, matlab program for a detailed explanation of each parameter)
- 2010-05-30 05:48:37下载
- 积分:1
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pinyubuling
研究在频域补零对时域的影响,研究其性质,对实际应用很有帮助(Zero padding of the study in the frequency domain of the influence on the time domain, to study the nature, the actual application helpful)
- 2013-04-14 10:24:44下载
- 积分:1
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femesh
the function to create the mesh, fro Openfem
- 2010-11-06 11:14:00下载
- 积分:1
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ICA
ICA算法的详细介绍,包括算法的主要步骤。最后还附有一个实例,有相应的程序,方便使用。(A detailed description of the ICA algorithm, including the main steps of the algorithm. Finally, accompanied by an instance of the corresponding program, easy to use.)
- 2012-07-11 09:28:22下载
- 积分:1
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Vision-based_StaticGestureRecognition
使用matlab,截取摄像头中的当前手势图片,实现手势分割、手势特征提取、手势识别。(Matlab is used to intercept the current gesture picture in the camera to realize gesture segmentation, feature extraction and gesture recognition.)
- 2018-09-17 20:37:58下载
- 积分:1
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matlab
学习使用matlab进行有限元编程的好指导书(Learning to use matlab for finite element programming a good guide book)
- 2007-10-16 21:08:04下载
- 积分:1
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0849308380
avr codes to control motors
- 2010-11-24 21:03:17下载
- 积分:1