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控制显示采用MAX530的数控开关型连续激光电源 9.7 利用ICL232的液晶显示器负电源电路 9.8 利用单片机实现智能控制 9.9 一种单片机控制的智能化盲人拐杖 9.10 I 2C总线在工业仪表中的应用 9.11 计算机智能时频测量卡的设计-control shows that using a MAX530 NC Switching Power CW Laser 9.7 use of ICL232 LCD negative supply circuit using SCM 9.8 Int
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某单位负反馈控制系统的开环传递函数为 ，要求闭环系统对斜坡输入 ，响应的稳态误差小于 ，相角裕量为 ，剪切频率 为10rad/s时。请采用超前网络来校正原有系统。-A unit negative feedback control system for open-loop transfer function, the slope requirements of the closed-loop system input, in response to the steady-state error i
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雷达测伪距 采用的正负调频法 matlab仿真源码 -The radar measured pseudorange positive and negative frequency modulation method matlab simulation source code
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The model used for creating the reference voltage is shown
in Fig. 4. First, photovoltaic output current (Ipv) and output
voltage (Vpv) are passed through a first order low pass filter
with a magnitude of G = 1 and a time constant of T = 0.0
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一个单位负反馈系统的滞后超前频域法校正，可直接在matlab中打开和运行-A unit negative feedback system lag correction ahead frequency domain method can directly open and run in matlab
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雷达测伪距 采用的正负调频法 matlab仿真源码 -The radar measured pseudorange positive and negative frequency modulation method matlab simulation source code
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是机器学习的例程，可以得到很精确的幅值、频率、相位估计，基于负熵最大的独立分量分析。- Machine learning routines, You can get a very accurate amplitude, frequency, phase estimation, Based on negative entropy largest independent component analysis.
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电网同步跟踪技术，自己搭的锁相环,可以运行出来。有频率跟踪，还有正负序分离-Grid synchronization tracking technology, take their own phase-locked loop, you can run out. There is frequency tracking, there are positive and negative sequence separation
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信号维数的估计，基于负熵最大的独立分量分析，分析了该信号的时域、频域、倒谱，循环谱等。- Signal dimension estimates, Based on negative entropy largest independent component analysis, Analysis of the signal time domain, frequency domain, cepstrum, cyclic spectrum, etc.
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基于负熵最大的独立分量分析，FMCW调频连续波雷达的测距测角，包括调制，解调，信噪比计算。- Based on negative entropy largest independent component analysis, FMCW frequency modulated continuous wave radar range and angular measurements, Includes the modulation, demodulation, signal to noise rat
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基于负熵最大的独立分量分析，这是一个好用的频偏估计算法的matlab仿真程序,研究生时的现代信号处理的作业。- Based on negative entropy largest independent component analysis, This is a useful frequency estimation algorithm matlab simulation program, Modern signal processing jobs when the graduate.
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语音信号处理，包括信号的时域分析，频域分析，傅里叶变换，短时能量分析，倒谱，负倒谱等功能。-Speech signal processing, including signal time domain analysis, frequency domain analysis, Fourier transform, short-term energy analysis, cepstrum, negative cepstrum and other functions.
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毫米波雷达发射和接收回波进正负扫频的频率信号测定求目标信息。(The millimeter wave radar transmits and receives the echo, the positive and negative sweep frequency signals are measured, and the target information is determined.)
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NEGATIVE FREQUENCY CONCEPT
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反锐化掩膜技术(Unsharp Masking,UM)又称为模糊蒙片处理，是一种经典的图像边缘增强算法，提高图像的高频分量部分来增强其视觉效果[18,19].反锐化掩模技术最早是应用于摄影技术中，以增强图像的边缘和细节。光学上的操作方法是将聚焦的正片和散焦的负片在底片上进行叠加，结果是增强了正片高频成份，从而增强了轮廓，散焦的负片相当于“模糊”模板（掩模），它与锐化的作用正好相反，因此，该方法被称为反锐化掩模法。(The sharpenmembrane Technology (Unsharp M
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爬取单条微博的评论内容
把爬取的内容保存到csv或mysql中
对评论内容进行词频分析并画出词云图
分析评论的文本情感，统计积极评论与消极评论的数量(Crawling the comment content of a single microblog
Save the crawled content to CSV or mysql
Analyze the word frequency of the comments and draw the word cloud
Analyze the text
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