| S变换在地震时频分析中的对比研究 |
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| 引用本文： | 邓攻.S变换在地震时频分析中的对比研究[J].太原科技,2011(4):73-76. |
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| 作者姓名： | 邓攻 |
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| 作者单位： | 中国地质科学院地质研究所岩石圈研究中心,北京,100037;中国地质科学院深部探测与地球动力学重点开放实验室,北京,100037 |
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| 摘 要： | 介绍了S变换基本原理的基础上,通过设计实验数据,对比Fourier变换、短时窗傅立叶变换和S变换的时频分析特点,最后对地震数据分别应用S变换和Gabor变换,认为S变换具有自身独特的优点,更适合于地震资料的时频分析。
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| 关 键 词： | 时频分析 S变换 短时窗傅立叶变换 Fourier变换 Gabor变换 |
Comparative Study on S Change in Analysis of Time-frequency Modulation |
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| Deng Gong.Comparative Study on S Change in Analysis of Time-frequency Modulation[J].Taiyuan Science and Technology,2011(4):73-76. |
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| Authors: | Deng Gong |
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| Institution: | Deng Gong1,2(1.Lithosphere Research Center,Geology Chinese Academy of Geological Sciences,Beijing 100037 China,2.Lab of Deep Exploration and Geodynamics,Chinese Academy of Geological Sciences,Beijing 100037 China) |
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| Abstract: | In this paper,the author compared features of Fourier change,STFT and S change,based on basic principle of S change.Then,the author put forward that S change was preferable to analyze seismic data. |
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| Keywords: | analysis of time-frequency modulation S change STFT Fourier change gabor change |
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