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- This paper constructs a family of compactly supported interpolating wavelets with compactly supported duals. 本文构造了具有紧支撑对偶的内插子波。
- Examples how to design complex compactly supported biorthogonal wavelets by this procedure are given. 文中还给出了构造双正交紧支复小波的实例。
- A new method is presented to construct a kind of compactly supported biorthogonal wavelet based on human visual system. 构造了一个与人的视觉系统模型的调制转移函数相近似的紧支撑双正交小波基。
- As a result, an algorithm is presented for constructing compactly supported orthogonal multiwavelets from the associated multiscaling function. 由此给出一种由多尺度函数构造相应紧支撑正交多小波的演算法。
- In this note, equivalence of local and global linear independences of integer translates of compactly supported M refinable functions is considered. 讨论具有紧支集M的可加细函数的局部线性无关性和整体线性无关性的等价关系.
- We give a new method to construct compactly supported symmetric and anti-symmetric orthogonal wavelets filter with scale=M. 摘要本文给出了构造M带对称和反对称的正交小波滤波器的新方法。
- The compactly supported radial function and the wavelet function have excellent local character and are suited to be applied in the Meshless method. 紧支径向基函数和小波基函数具有优良的局部特性,使得支配方程中的劲度矩阵系具有稀疏性,特别适合应用于无网格方法中。
- Daubechies I. Orthonormal bases of compactly supported wavelets [J]. Communications on Pure and Applied Mathematics, 1988, 41: 909-996. 林碧森金观昌等.;正交小波变换在散班图象相关计算中的应用[J]
- In this paper, a novel construction of bivariate orthogonal compactly supported wavelet filter based on the cosine function is proposed. 摘要本文提出了一种基于余弦函数的二元紧支撑正交小波滤波器的构造方法。
- These make them be powerful tools for signal processing in power system.Examples how to design complex compactly supported biorthogonal wavelets by this procedure are given. 淡文刚(1971-),博士研究生,从事电力系统故障诊断技术及变压器局部放电检测与识别的研究。
- For this program, we can construct any compactly supported biorthogonal wavelets.And the algebraic structure of this filter bank can be shown by the program. 此程序不但可以给出任意双正交小波滤波器族参数表示,还可以用来刻划滤波器族代数结构。
- The notion of vector-valued multiresolution analysis is introduced.A class of compactly supported biorthogonal vector-valued wavelet packets is defined and constructed. 摘要研究向量值双正交小波包,给出一类紧支撑向量值双正交小波包的定义及其构造方法。
- An algorithm for constructing a class of compactly supported biorthogonal vector-valued wavelets was proposed by using multiresolution analysis and theory. 利用多分辨分析与时频分析理论,给出一类紧支撑向量值双正交小波的构造算法。
- Wavelet-Galerkin method for numerical calculations of electromagnetic fields is presented using the compactly supported wavelets as the trial functions. 在分析国内外的研究现状,综合前人工作的基础上,将一般紧支集正交小波应用于电磁场的数值分析和计算。
- In this paper, for N=2, the analytic construction of waverer filter coefficient on compact support sets is found. 单位:后勤工程学院一室重庆400016;重庆工业高等专科学校重庆400018;
- We presened a generalized method for extrapolating signals of compact supported set in frequency domain, and its application to improving the speed of magnetic resonance imaging. 本文提出了一种广义的频域紧支集信号外推的新方法,并将之应用于提高核磁共振成像速度。
- A sufficient and necessary condition for the existence of compactly supported orthogonal vector-valued wavelets is deriven by means of paraunitary vector filter hank theory and matrix theory. 运用矩阵理论与仿酉向量滤波器理论,给出了向量值正交小波存在的充要条件。
- In this paper, we give a new algorithm of construction compactly supported trivariate orthogonal scaling function with dilation matrix 21, at the same time, the correspond wavelets are also given. 本文给出构造紧支撑三元不可分正交尺度函数和正交小波函数的新算法。
- In terms of the positivity, compact support and normalization of B-spline basic function, the adjustments of the weighing are accomplished locally and the output is simple. 利用B样条基函数的正定性、紧密性和归一性,可使训练过程中权值的调整在局部范围内,且系统的输出简单可靠。
- This paper gives several non-linear difference equations based on the orthogonality,regularity and standardity of the orthogonal wavelet with compact support. 摘要 从紧支撑正交小波滤波器的正交性、规范性及正则性条件出发,获得了求解滤波器系数的非线性差分方程组,并采用最优化方法求解。