• This paper concentrates on the theoretical and applicable domain of fractal signal processing.

    论文研究信号处理理论应用领域

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  • We have derived the formulas for wavelet coefficients of the fractal signal and white noise separately on the basis of which the maximum likelihood method is used to estimate the fractal parameter.

    分别推导了分信号噪声小波系数统计量公式基础上最大似然进行参数估计

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  • At present, such an analysis method has been widely used in signal processing, image processing, quantum field theory, fractal theory and other fields.

    目前这种分析方法已经广泛应用于信号处理图像处理、量子场论、分形理论等领域。

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  • When the fault appears, there will be some variation in the fractal dimension of measurement signal, and the fault detection can be carried out according to this change.

    由于故障发生系统表现异常这些异常导致测量信号分形维数变化根据这些变化进行故障检测

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  • Use Chaos and fractal analysis routines, LCMV optimization design array signal processing, Multivariate least squares fitting method of nonlinear equations.

    使用混沌分形分析例程LCMV优化设计阵列处理信号,利用最小二乘法进行拟合多元非线性方程

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  • Combining image signal processing technique, particle size information can be obtained by computing fractal dimension values, and then a new method for particle sizing will be developed in future.

    结合图象信号处理技术计算分形获取粒度信息进而可得到种超细微粒粒度测试的方法。

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  • Fractal characteristic of multipath fading signal is studied in the paper which shows that multifractal dimension is a key parameter for describing the signal propagation in wireless channels.

    本文研究多径衰落信号多重性质,分析指出了信号多重分形维数描述无线信道传播特性重要参数

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  • The result shows that the vibration signal of automotive transmission has a fractal feature.

    计算表明,变速器振动信号具有分形特征。

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  • In fact, vibration wave shows that vibration signal of power sets is non-stationary and has fractal characteristics.

    实际振动波形表明机组的振动信号具有非平稳性,其波形具有分形特征

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  • The fractal feature of radar range is introduced based on the fractal feature of radar echo signal.

    根据雷达回波信号特性分析提出了雷达作用距离也具有分形特征

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  • The fractal theory is an effective tool to describe speech signal and its application is greatly wide, Firstly, describes the idea and basic characteristic of fractal.

    理论描述语音信号一个非常有效工具取得了一系列应用成果。本文叙述了分形基本概念基本特性

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  • Based on the recently developed chaos and fractal theories, this paper introduces new methods for speech signal processing.

    本文旨在将新兴混沌、分理论引入语音信号处理

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  • The obtained pressure signal of pump outlet is analyzed with fractal dimension.

    采集的液压泵信号进行了分维数分析

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  • Umbilical arterial Doppler spectrum were obtained by color Doppler ultrasound, then Doppler signal were transformed into computer through sound frequency, and fractal were calculated.

    彩色超声检测动脉获得多普勒信号,将此信号音频形式输入计算机中,对此信号进行处理计算分数维。

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  • The algorithm first uses dynamic threshold algorithm which combines fractal dimension with wavelet transform to denoise the speech signal, it can extract pure speech as far as possible;

    算法首先利用分形小波变换结合的动态阈值算法进行语音噪,从而提取出尽可能纯净的语音信号

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  • In the aspect of testing, we use of wavelet algorithm and fractal algorithms to carry out the positioning signal power quality in this paper. And make the contrast analysis of the two.

    本文分别使用小波检测算法分形网格检测算法进行信号扰动定位对两者的检测效果进行对比分析

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  • Fractal properties of ultrasonic signal are researched based on normalized scale box-counting dimension method successfully.

    基于归一化尺度维数方法研究了超声波分特征

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  • Fractal properties of ultrasonic signal are researched based on normalized scale box-counting dimension method successfully.

    基于归一化尺度维数方法研究了超声波分特征

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