时频谱,time-frequency spectrum
1)time-frequency spectrum时频谱
1.Study of 2-dimensional signalstime-frequency spectrum of Hilbert-Huang transform二维信号Hilbert-Huang变换时频谱研究
2.It is showed that Hilbert-Huang transform is superior to S-transform in revealing the characteristics oftime-frequency spectrum,and the instantaneous spectrum of Hilbert-Huang transform is a good indicator of hydrocarbon accumulation.首先将信号分解为有限数量的固有模态函数I MF,再对这些I MF求解瞬时频率,进而获得信号的时频谱。
英文短句/例句
1.The Solution for RFID Measurement:Real Time Spectrum Analyzer;RFID测试的解决方案——实时频谱分析仪
2.Design of Real-time Spectrum Analyzer Based on Virtual Instrument基于虚拟仪器的实时频谱分析仪设计
3.Study of 2-dimensional signals time-frequency spectrum of Hilbert-Huang transform二维信号Hilbert-Huang变换时频谱研究
4.Application of time-frequency spectrum to oil and gas reservoir prediction时频谱分析在油气储层预测中的应用
5.Application of ISVD de-noising and reassigned spectrogram in HHT time-frequency spectrum analysis of flue gas turbine signalISVD降噪和重排谱图在烟机信号HHT时频谱分析中的应用
6.Fault Diagnosis and Application for Reciprocating Compressor Based on Time-Frequency Distribution Entropy;基于时频谱熵的往复式压缩机故障诊断及应用
7.Seismic Signal Time-frequency Analysis and Its Application to Blast Distinguishing;地震波时频谱分析及其在爆破识别中的应用
8.real-time digital spectral analyzer实时数字频谱分析仪
9.real-time digital spectrum analyzer实时数字频谱分析器
10.real-time all-digital spectrum analyzer实时全数字频谱分析仪
11.Elastoplastic TFRS and TFRS Analysis Method for Structural Dynamic Analysis;弹塑性时频反应谱和动力分析的时频反应谱法
12.alters the frequency spectrum of signals passing through it.当通过它时能够改变信号的频谱。
13.Non-Periodical Time Function Consists of Time Harmonics with Continuous Frequency Spectrum.非周期时变由连续频谱之弦波所构成。
14.real-time high-resolution spectrum analyzer实时高分辨率频谱分析仪
15.Studies of Several Effects in THz Time Domain SpectroscopyTHz时域频谱技术中若干效应的研究
16.Temporal phase en-decoder with controllable en-decoding spectrum编码频谱可控的时域相位编/解码器
17.Decrease electron-magnetic radiation by using spread-spectrum-clock generation technique采用扩展频谱时钟技术降低电磁辐射
18.Real-time Signal Spectrum Monitoring System Based on DSP and Ethernet Network基于DSP和Ethernet的实时信号频谱监测系统
相关短句/例句
frequency spectrun aging频谱时效
3)time varied spectrum时变频谱
1.Speech signal spectrum analysis is thetime varied spectrum analysis.针对语音信号频谱分析实际上是时变频谱分析的特性 ,详细地讨论了用 FFT技术对语音进行频谱分析过程中的方法问
4)Long-time spectrum长时频谱
5)temporal-frequency spectrum时域频谱
6)joint time-frequency spectrum时频谱图
1.In this paper,according to the characteristic of seismic signal s noise,one estimation method of seismic signal s first arrival based on triple correlation ofjoint time-frequency spectrum is introduced,and the results of experiment and conclusion are presented.本文通过对地震信号噪声特性的分析,研究了基于联合时频谱图三重相关的地震信号初至的估计方法,并给出了实验结果和结论。
延伸阅读
时发时散翳时发时散翳 时发时散翳 病证名。见《一草亭目科全书》。即聚开障。详该条。
