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845
对电路板的图像进行分割,可以提取电路板中的目标物,以对电路板进行检测。文章使用K均值聚类算法完成对电路板图像的分割,针对传统的K均值聚类算法的不足,提出了使用直方图波形的有效波峰个数来确定K值的大小,并通过使用一种比传统的绝对误差的表示更简洁的表达式,达到了快速分割的目的。对一些电路板图像分割的实验结果表明,文章的方法能够根据目标物的数目有效的确定K值的大小,且比传统的K均值算法减少了运算量及计算时间。
(On the circuit board image segmentation, to extract the target board to the circuit board for testing. Article using the K means clustering algorithm to complete the circuit board image segmentation, the traditional K-means clustering algorithm, the paper proposes the effective use of histogram peak wave number of K values to determine the size, and by using a ratio of absolute error of the traditional expression that is more concise, to the fast segmentation. For some circuit board image segmentation results show that the method can be according to the article the number of valid target value to determine the size K, and K-means algorithm than the traditional reduced computation and computing time.)
- 2010-05-10 08:14:40下载
- 积分:1
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Untitledcyc
循环码下RS码的编码译码,频谱图的生成,可看到信道编码效果。(Under the cyclic code coding decoding of RS code spectrum generated, can see the effect of channel coding.)
- 2015-04-15 11:13:25下载
- 积分:1
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YUV_xishu
用matlab读取YUV文件,DCT变换之后并存取其系数(Read YUV files with matlab, and after DCT transform and access its coefficients)
- 2017-03-22 15:23:03下载
- 积分:1
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用混沌微粒子算法整定PID控制器matlab的代码
说明: 本算法能够很好的对pid进行参数整定,达到良好的优化效果。(This algorithm can tune the parameters of PID very well and achieve good optimization results.)
- 2019-04-15 20:39:28下载
- 积分:1
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pcode
polar code in matlab and the same can be used in BSC
- 2013-08-15 11:42:09下载
- 积分:1
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Matalb_-various-command-set
matalb_各种命令集合(matlab使用中的各种命令的汇集,可以方便查找)(Matalb_ various command set)
- 2013-12-23 12:38:18下载
- 积分:1
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Rayleigh
Rayleigh Channel simulation without channel coding.
BPSK is the modulation scheme.
BER curve is provided
- 2007-10-27 16:44:42下载
- 积分:1
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ofdm
这是ofdm的MATLAB仿真源程序,很好用(This is the MATLAB simulation ofdm source, useful)
- 2010-08-25 22:12:03下载
- 积分:1
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CP0203
应用matlab产生多频带超宽带信号(已经运行通过)(Application matlab multi-band UWB signal generated)
- 2010-10-12 16:30:02下载
- 积分:1
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Tamura-1
Tamura特征提取中的粗糙度、对比度、方向度的代码(Tamura feature extraction roughness, contrast, orientation, degree of code)
- 2013-03-06 21:14:41下载
- 积分:1