转成频域上的信号后,利用 滤波器组 ( filter of banks )求取特征参数。方法为先将一个音框的频域切成20个频带,再计算每个频带的能量,最后将每一频带的能量常态化,则每一音框会拥有...
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Starting from perfect reconstruction filter Banks, the relationship between the wavelet and the filter Banks is analyzed, and the construction of complex discrete orthonormal wavelet is discussed.
从完全重构滤波器组出发,分析了小波与滤波器组之间的关系,讨论了复数离散正交小波的构造。
Parametrization of the lifting scheme used for constructing filter Banks.
构造滤波器组的提升格式的参数化。
This paper studies the design of two channel regular orthogonal principal component filter Banks.
本文研究了两通道正则正交的主分量滤波器组设计。
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