网络频域讯号 网络释义 1. 频域讯号 ... signal) 的 FID 映照至我们易於分析的频域讯号(frequency-domain signal) 频谱。 www.docin.com|基于2个网页 例句 释义: 全部,频域讯号
FIELD: radio engineering, communication.;SUBSTANCE: frequency-domain signal receiver has an input amplifier, a frequency filter, a power amplifier, an actuating element, a generator, a pulse former, a switching element, a logic unit which performs a modulo 2 addition Boolean function, a detector,...
Frequency-domain Analysis of ECG Signal A new simple approach to effectively detect QRS-T complexes in ECG curve is described, so as to easily get the P-wave (when AF does not happen)or the f-wav... C Tu,Y Zeng,S Li - 《Engineering Sciences》 被引量: 6发表: 2007年 FREQUENCY-DOMA...
This example shows how to perform and interpret basic frequency-domain signal analysis. The example discusses the advantages of using frequency-domain versus time-domain representations of a signal and illustrates basic concepts using simulated and real data. The example answers basic questions such as...
U Karrenberg - 《An Interactive Multimedia Introduction to Signal Processing》 被引量: 0发表: 2013年 In Continous Time || 5. Analysis of continuous-time systems excited by nonperiodic signals in the real frequency domain From a physical point of view signals are oscillations or waves. They are...
Thesemethodsare classified into three categories:statisticalsignalprocessing,frequencydomainanalysisand time-frequency analysis. 这些方法包括:统计信号处理,频域信号处理和时频域信号处理方法。 www.chemyq.com 4. Maketimeandfrequencydomainanalysisforthetestdata, andcomparewith theresultsofvibrationmodeandnumericalsimula...
Frequency-domain equalization (FDE) based on minimum mean square error (MMSE) criterion can significantly improve the bit error rate (BER) performance of direct sequence (DS-) and multicarrier (MC-) code division multiple access (CDMA) signal transmission in a severe frequency-selective fading cha...
Determining pile body completeness classification based on the time and frequency domain signal characteristics 依据时域、频域信号特征判定桩身完整性类别 www.ilib.cn 9. A Time and Frequency Domain Model Reduction Scheme Based on Genetic Algorithm 基于遗传算法的时频域模型降阶方法 service.ilib.cn 10. Vi...
It is implemented by the introduction of one additional zero of the continuous spectrum of the analytic signal hilbert at a negative frequency. Both frequency-domain methods generate equal length discrete-time analytic signals. The new analytic signal preserves the original signal (real part) and ...
Using 3 frequencies has improved the fit to the original signal. You can see this by examining the autocorrelation of the residuals from the 3-frequency model. resid = ts-tsfit2; [xc,lags] = xcorr(resid,50,"coeff"); stem(lags(51:end),xc(51:end),"filled") holdonlconf = -1.96*on...