• 本文给出构造支撑三元不可分正交尺度函数正交小波函数算法

    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.

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  • 根据分层吉布斯机场模型采用小波函数分级拟合均值曲面提出了方法

    By using the multi resolution analysis to interpolate the mean values based on hierachical model of Gibbs random field, a method for binary sketch of grey imagre was proposed.

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  • 梯形函数具有平坦频率特性因而梯形小波变换较容易捕捉到信号的频率偏移

    By comparison with other wavelet functions, trapezoid complex wavelet function has even frequency characteristic, and so trapezoid complex wavelet transform easily catch frequency deviation.

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  • 函数具有时域和频域良好局部化特性函数理论上可以用于次谐检测

    The wavelet function is such a function which possesses good localization characteristics, so theoretically it can be applied to the detection of non-integer harmonics.

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  • 匹配信号小波函数匹配一种,能量匹配各特点适用范围各不相同

    Waveform matching is included in the matching between the signal and wavelet function. Compared with the energy matching, it has its own characters and is used in some specific domains.

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  • 自适应神经网络检测法就是利用小波函数取代通常神经网络的作用函数来实现的。

    Adaptive wavelet neural network intelligent detection is a method in which the wavelet function substitutes for the activation function of hidden layer in the neural network.

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  • 本文给出构造矩阵伸缩2i支撑二元正交尺度函数一种算法得到相应小波函数

    In this paper, we give an algorithm of construction compact support bivariate orthogonal scaling function whose dilation matrix is 2i, the correspond wavelets are also offered.

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  • 通过选用六种不同的函数柴油机系统压力信号时频特性进行小波分析研究。

    In this paper, six wavelet functions were selected for the analysis of time-frequency characteristics of the pressure wave signal in fuel injection system of a diesel engine.

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  • 立足小波构造比较深入地探讨尺度函数函数尺度符号小波构造紧密关系

    Basing on the construction of wavelet, discuss the close relation between the scaling function and wavelet function's two scale symbol and wavelet construction.

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  • 分辨分析MAR)出发,介绍了正交样条函数构造方法,并讨论小波函数衰减性。

    Starting with the multiresolution analysis (MAR), a method to constructing orthogonal spline wavelets is introduced and the exponential decay of them is discussed in this paper.

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  • 研究结果表明:选用不同函数同一压力信号进行频特性分析时,得出的结果有差别的

    The results showed that when different wavelet functions were used to analyze the same pressure wave signal, the differences could be found between each other.

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  • 特别是函数未知时,借助于方程(3.1),奇异积分数值计算,建立收敛性定理

    Especially, we give a calculation method for higher order singular integral by equation (3.1) when the wavelet function is unknown. At last, we create a convergence theorem.

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  • 然后利用正交多分辨率分析给出尺度函数构造一类频带有限的M进制正交小波函数必要条件

    Next, by the orthogonal multiresolution analysis, the necessary conditions of a kind of M-band band-limited orthogonal wavelet function constructed by the scaling function are proposed.

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  • 计算结果表明函数与三角级数相比可以更好地描述控制函数急剧变化使计算效率显著提高。

    Computational results show that compactly supported wavelets can represent abrupt changes in control functions better than trigonometric series and considerably increase computational efficiency.

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  • 文章构造性证明改进提升系数增加小波函数消失消失矩的增加意味着获得更好的能量集中特性

    It proves that the improved lifting coefficient can add to the vanishing moment of the wavelet function in a constructed way, and the adding means to a more centralized energy property.

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  • 神经网络可以看作是以小波函数基底一种函数连接型网络,可以认为是径向函数(RBF)网络的推广

    Wavelet neural networks can be regard as not only the function-linked networks based wavelet function, but also the extension of Radical basis function (RBF) networks.

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  • 针对F I r正交方法缺点,本文根据函数逼近理论,在理论上证明了正交函数可以最佳一致逼近理想

    After deficiencies of the FIR based orthogonal filter are analyzed, this paper, based on function approximation, theoretically proves that orthogonal wavelets can best approximate the ideal filters.

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  • 本文把函数引入离散数据合领域,将小波函数数据拟合常用方法——乘法相结合,给出了一种新型的数据拟合工具。

    Both the wavelet functions and the least square algorithm of fitting of data are used to construct a new method of fitting of curve and surface.

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  • 二次光滑作为小波函数水果红外图像进行小波变换,计算小波变换结果的局部极大值点,从而得到了水果红外图像的轮廓。

    A quadratic lubricity wavelet as wavelet function was defined to do the two dimensional dyadic wavelet transform on fruit infrared image, and to get local modulus maxima from the results.

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  • 提出小波函数普通函数积数值计算的外加速算法给出外推加速算法可行性保障定理。结果表明此算法的收敛速度较快, 得到的近似值的逼近效果好。

    In this paper, we give an extrapolation method for integral with wavelet. Theorem can ensure it is possibility. The result show that the method converge quickly, and the approach effect is very good.

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  • 如果足够那么函数穿越它足够空间传播,在同一时刻穿过一个以上的缝隙。

    If it is small enough, then its wave function will also spread out over a space large enough for it to penetrate more than one slit simultaneously.

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  • 相反如果我们考虑函数然后n,l,ml,还有自旋,我们描述什么

    In contrast, if we're taking the wave function and describing it in terms of n, l, m sub l, and now also, the spin, what are we describing here?

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  • 相反如果我们考虑函数然后n,l,ml,还有自旋,我们描述什么

    In contrast, if we're taking the wave function and describing it in terms of n, l, m sub l, and now also, the spin, what are we describing here?

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