wavelets
英音[ ˈweɪvlɪts ] 美音[ ˈweɪvlɪts; ˈweɪvləts ]

小波

常用释义

词性释义

n.

[物]小波;微波(wavelet 的复数)
例句
  • 全部
  • 小波
It was a fine November day, cold and breezy yet clear and dry. A weak sun sparkled off the wavelets.
这时正值十一月,海风嗖嗖,寒气袭人,然而气清天朗,阳光微照,碧波粼粼。
一个简单波域必须选得合适,使它不包含子波的交点。
科学家正在探讨利用小波进行不同类型的医疗诊断以及气象预报。
Since the wavelets possess symmetry and interpolation, the sampling theorem on approximation subspace is established easily.
用该方法构造出的小波具有插值性和对称性,因而容易建立信号采样定理。
By means of interpolating wavelets theory , we construct an adaptive algorithm to solve linear and nonlinear hyperbolic PDEs.
借助于插值小波理论,构造了用插值小波求解一维双曲偏微分方程的自适应算法。
Wavelets have found wide applications in image processing due to its multiresolution and multiscale analysis property.
小波分析由于具有多分辨率和多尺度分析特性,在图像处理方面得到了广泛应用。
At present, Fourier transform, short time Fourier transform and wavelets analysis are the main analysis methods of power quality.
目前电能质量的数学分析方法有傅立叶变换法、短时傅立叶变换法和小波分析法等。
A direct comparison between these basis functions and complex wavelets is performed, highlighting the advantages of this approach.
通过基本函数和复小波的直接比较,突显了这种方法的优势。
借助插值小波理论,构造了用插值小波求解二维双曲偏微分方程的自适应算法。
将子波变换和高阶累积量联合分析应用于对水下目标辐射噪声的特征提取。
Cardinal B-spline wavelets have been widely used in multi-resolution modeling for curves and surfaces.
在多分辨率曲线和曲面造型中,B样条小波已经得到广泛应用。
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 essence, we need a way to change scale at various points, and scale is at the heart of wavelets .
本质上,我们需要一种能在不同点上改变尺度的方法,而尺度就是小波的核心。
In this paper, the interval wavelets methods of differential and integral equations are studied and a series of results are obtained.
本文对微积分方程的区间小波方法进行了研究,得到一系列结果。
The first step was to triangulate the data sets, and wavelets decomposition was performed on the triangulation mesh.
首先对数据点进行三角网格划分,并进行多层小波分解。
Summarized the principle of selecting wavelets which were used in the comprehensive estimation of power quality.
归纳了用于电能质量综合性能分析与评估的小波选取原则;
根据该新框架构造的非线性小波在低频和细节信号上都非常符合图像处理的需要和特点。
This paper defines a new concept of bi-symmetry for multi-bank wavelets.
本文定义了一个双对称性新概念。
本项目系统地研究了多元向量值小波的构造、计算、收敛性和光滑度等问题。
小波神经网络在扩散硅压力变送器温度补偿中的应用。
Finally, the authors can derive the decomposition and reconstruction formulas which are similar to those of orthonormal wavelets.
最后还给出类似于小波的小波紧框架的分解与重构算法。
Finally, the marked new control points are gotten with the reconstruction of the non-uniform B-spline wavelets.
最后,进行非均匀B样条小波重构,得到含有水印信息的新控制顶点。
小形微波,相隔仍短但己较显著,波峰似玻璃而不破碎。
As an application, we present an algorithm of constructing wavelets with any predesignated smoothness.
作为这个等价关系的应用,我们利用面具分解的方法,构造了光滑小波。
Firstly, a multi-population genetic algorithm and lifting are used to evolve wavelets.
首先,采用多种群遗传算法对构成小波的提升步进行优化;
本项目研究了以小波变换为主的数字信号处理技术在电力系统中的应用。
建设高度精密脉冲序列的小波是简要讨论。
引进了向量值多分辨分析与多元向量值正交小波的概念。
But the multi- wavelets are carried on the decomposition and the heavy construction with the vector filter group to the signal.
但是多小波是用矢量滤波器组对信号进行分解、重构。
The use of wavelets to approximate time-domain control functions is investigated. The formulation for numerical computation is developed.
文章研究了如何采用小波函数近似表征时域的控制函数,推导了有关计算公式。
1·His research interests include image and multi-dimensional signal processing, computational imaging, wavelets and multiscale geometric analysis, and visual information representation.
他的研究兴趣包括图像和多维信号处理,计算图像,小波和多尺度几何分析,可视化信息的表述。
2·This result shows that if we want to construct orthonormal wavelets from a multireso- lotion, then that multiresolution must have an orthonormal scaling function.
结果表明,如果我们想从多尺度分析出发构造正交小波,那么该多尺度分析必须有正交尺度函数。
3·The paper elaborated on the principle of noise suppression processing by using GHM orthogonal multi wavelets for seismic signal and gave real examples to show the effectiveness of the method.
本文详细说明了应用GH M正交多小波对地震信号进行去噪处理的原理,并给出实际例子说明该方法的有效性。
4·To improve the time delay estimation accuracy, this paper introduces the re-weighting method with mother wavelets based on the generalized correlation method for estimation of time delay.
为了提高时延估计精度,在广义相关时延估计的基础上本文又提出了基于基小波的二次加权法。
5·In the research of time delay estimation in ultra-wide band Radar, a time delay estimation method based upon the multirate theory in wavelets analysis is proposed.
在时延估计方法研究中,提出了超宽带雷达中基于小波多分辨方法的时延估计算法。
同义词
n.
小波;微波(wavelet的复数)