wavelet

In complicated frequency components domain, wavelet scalogram and assigned wavelet scalogram were used to further analyze vibration signals.

在频率成分较复杂的地方，利用小波尺和再分配小波尺进行细化分析。

The problem for constructing wavelets from a M-band orthogonal interpolatory scaling function was considered.

摘要考M-正交插值函数构造相应小波函数的阵扩充问题。

Results show that reassigned wavelet scalogram has higher time-frequency resolution than wavelet scalogram and can well identify such close low-frequency components.

结果表明，再分配小波尺有高的时频分辨率，可以清楚地识别出频率成分接近的低频分量；

The paper has researched the remote sensing image wavelet packet fusion based on the ARSIS concept.

摘要研究了基于ARSIS概念的遥感影像的小波包融合方法。

The theoretical seismicwavelet clearly indicates the characteristics of real seismic wavelets in seismic ex-ploration to thus improve geop...

该成果不仅对地震勘探有实用价值，而且对处理其它形式的瞬时震源问题也有一定的理论意义。

This paper proposes a multistate document segmentation method based on wavelet transform and the hidden Markov tree (HMT) model.

该文基于小波域多状态隐马尔科夫树(HMT)模型,引入一种新的文本分割方法。

The principal of wavelet denoising is introduced and the replicability of GPS multipath effect in dynamic environment is discussed firstly.

介绍了小波滤波去噪的原理并讨论在动态环境下GPS多路径效应的重复性问题。

This method is not only less than Tree-Adapted Wavelet Shrinkage (TAWS) method in operation amounts but also excellent in image denoising results and reservation of singularity information.

该算法不仅减少了运算量，而且在消噪和保留奇异点信息方面也取得了较好的效果。

Their properties were characterized by using integral transformation and matrix theory.Two biorthogonality formulae for the multiple vector-valued multivariate wavelet packets were obtained.

运用积分变换与阵理论，刻划它们的性质，得到两个双正交公式。