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NetTraffic
实现本机流量监控绘图,测试可用,方便安全(Netflow monitoring)
- 2013-09-03 00:20:02下载
- 积分:1
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triple_phase_invert2015_12_7
基于pscad4.5的三相逆变电路
自己实测可用的一个简单例子(Three phase inverter circuit based on pscad4.5
A simple example of their own measured available)
- 2016-06-01 21:04:47下载
- 积分:1
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108068
数字图像矩阵数据的显示及其傅立叶变换 二维离散余弦变换的图像压缩(Digital image display and its Fourier transform matrix data Two-dimensional discrete cosine transform of image compression)
- 2017-05-17 15:49:32下载
- 积分:1
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MyQtproject
简单画图板,初学者实用,比较简单,如果喜欢可以下载来看看(Simple drawing board, beginners practical, relatively simple)
- 2013-12-18 13:42:50下载
- 积分:1
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version1.4
说明: PSCAD线路故障仿真模型,可供初学者参考使用(PSCAD line fault simulation model can be used for reference by beginners.)
- 2019-04-24 13:44:31下载
- 积分:1
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FrequencyDomainAnalysisOfTheSystem
信号频谱分析
1. 观测已知方波信号、正弦波信号的频谱
分析频率为4KHz、8KHz的占空比为50 的方波信号、正弦波信号的频谱。记录所得频谱图。
观测实时模拟信号(语音)的频谱
用音频设备采集一段语音,将语音存为.wav格式。对wav文件作分段傅里叶变换分析。语音是分音节的,应把它分段分析,而且实际运用中的数字信号处理的FFT的点数是有限的,一般只能达到千点。用傅里叶反变换IFFT,从频域恢复信号。画出频谱图和语音波形图(Signal spectrum analysis 1. Observing a known square-wave signal, sine wave signal frequency spectrum analysis 4KHz, 8KHz for the 50 duty cycle square wave signal, sine wave signal frequency spectrum. The recorded frequency spectrum. Observing real-time analog signal (voice) of the spectrum collected with the audio devices section of voice, voice saved as. Wav format. Wav file of the sub-Fourier transform analysis to make. Speech is divided into syllables, it should be sub-analysis, and practical application of digital signal processing of the FFT points is limited, generally only reach 1000 points. Fourier inverse transform IFFT, to restore the signal from the frequency domain. Draw maps and voice waveform spectrum)
- 2010-01-27 16:23:22下载
- 积分:1
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l_curve
L曲线选择正则化参数,适用于正则化算法中选取正则化参数反演( L-curve)
- 2020-08-13 22:08:29下载
- 积分:1
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Curvb
曲线标记,指定坐标轴范围的变化等实用的MATLAB程序(Curve markers, such as the change of the specified axis range useful MATLAB program)
- 2017-05-18 23:28:29下载
- 积分:1
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CAD_tujie
CAD画施工图图解教程,简单易懂,可以快速学会使用。(CAD painting construction drawing graphic tutorials, simple and understandable.)
- 2012-05-11 20:58:18下载
- 积分:1
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paperfunction
威布尔分布 多阶段 概率分布密度 概率分布图(NSGA-II is a very famous multi-objective optimization algorithm. I submitted an example previously and wanted to make this submission useful to others by creating it as a function. Even though this function is very specific to benchmark problems, with a little bit more modification this can be adopted for any multi-objective optimization.)
- 2018-03-04 17:03:51下载
- 积分:1