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希尔伯特-黄变换
释义
希尔伯特-黄变换
Encyclopedia
工学
数字信号处理
释
Hilbert-Huang transform
希尔伯特-黄变换
由经验模态分解和希尔伯特谱分析两个理论部分构成,能够获得信号中具有实际物理意义的瞬时频率分量,进而实现非线性、非平稳信号的高分辨率的时频分析的变换方式。
理学
复杂流场分析方法
释
Hilbert-Huang transform
希尔伯特-黄变换
为了克服传统时频分析方法的局限,美籍华人黄锷等人于1998年提出的用于分析非线性、非平稳数据的方法。
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