查询词典 wavelets

Some results preponderate over those of the scalar 9-7 tap wavelets.

整篇论文按如下方式进行组织。

And then, a compression algorithm of Hyperspectral remote sensing image based on Lifting scheme is developed, this method can guarantee the treated image includes the effective information as many as possible. We adopt the splitting of rectangular grids into quincunx grids to construct the second generation wavelets transformation and thereby realize spatial compression.

然后采用基于提升格式的第二代小波变换技术对高光谱遥感图像进行处理，该方法能保证处理后图像包含尽可能多的有效信息。

It is discussed to recondition the coefficient matrix and to treat the domain with several media.Then external wavelets are used to deal with mixed boundary conditions, which simplifies the disposal of boundary conditions and improves the accuracy of approximate solutions.

讨论了系数矩阵的预处理技术和多介质问题的处理方法；在混合边界条件的处理中使用了外小波，既简化了边界条件的处理，又提高了近似解的精度。

We proposed to use wavelets and a regularization method to solve the small sample problem.

我们提出了基于小波分析的解决"维数灾难"的正则化方法。

In this paper, we investigate a kind of representation of wavelets in time domain.

本文研究了在时域内小波的一种表达形式。

According to the fine structures of reproducing kernels, the characterization of the image space in the wavelets transform and the isometric identities formulas are given by the perfect theory of reproducing kernel space.

根据再生核的这种较好的结构，利用较完善的再生核空间理论给出了小波变换像空间的描述及等距恒等式。

We let the small boat float on the rippling wavelets of the lake.

我们让小船在微波荡漾的湖面上漂浮。

Using the special wavelets, which included Marr, Haar and DOG for the continuous wavelet transform and biorthogonal wavelet for the discrete wavelet transform, the peak positions of the component's responses, described by Gaussian, Lorentzian and sech〓-function, could be determined via WT from the overlapped signals.

以特殊小波(Marr，Haar和DOG小波和双正交小波)，分别利用连续和离散小波变换对不同类型(Gaussian， Lorentzian和sech〓-function型)重叠信号的峰位置提取进行了详细研究，给出了相应的理论依据。

In comparison to scalar wavelets, multiwavelets simutaneously have several advantages such as compactsupport, orthogonality symmetry and so on, which are known to be important in signal processing. Thus, multiwavelets offer the possibility of superior performance for image processing applications.

与单小波相比较，多小波同时具备诸如紧支性、正交性、对称性等诸多在信号处理中非常重要的良好性质；这决定了多小波是一种优于单小波的信号处理技术。

Superior at approximating high frequency lighting than spherical harmonics function,wavelets have been increasingly adopted in PRT based global light rendering algorithm.

由于小波相比球面谐波函数能够更好地表现许多高频光照细节，哈尔小波被越来越多地被应用在许多基于PRT的全局光照渲染算法中。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。