| 短时最大熵谱（STMEM）谱阵的时频分析研究 |
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| 引用本文： | 应怀樵 沈松. 短时最大熵谱（STMEM）谱阵的时频分析研究[J]. 应用力学学报, 1999, 16(1): 123-126 |
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| 作者姓名： | 应怀樵 沈松 |
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| 作者单位： | 东方振动和噪声技术研究所 |
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| 摘 要： | 非平稳信号的频谱分析， 一直是信号处理领域的一个难题，本文提出的短时最大熵谱谱阵的时频分析则可以实现非平稳信号的频在时频分析方面会有特殊的影响和作用。
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| 关 键 词： | 短时 最大熵谱 谱阵分析 非平稳信号 时频分析 |
An Investigation on Time Frequency Analysis of Short Time MEM (STMEM) Spectrum Matrix |
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| Ying Huaiqiao Shen Song Liu Jinming. An Investigation on Time Frequency Analysis of Short Time MEM (STMEM) Spectrum Matrix[J]. Chinese Journal of Applied Mechanics, 1999, 16(1): 123-126 |
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| Authors: | Ying Huaiqiao Shen Song Liu Jinming |
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| Abstract: | The spectrum analysis of unsteady signal is always difficult. A new method of time frequency analysis on unsteady signal, short time MEM (STMEM) spectrum matrix is described in this paper. It was anticipated to have special effect on time frequency analysis. |
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| Keywords: | short time MEM spectrum matrix analysis unsteady signal time frequency analysis. |
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