• This paper introduces a continuous wavelet transformation for detecting the disturbed partial discharge pulses in HV transformer.

    采用了子函数含强载波干扰局部放电信号进行连续子波变换

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  • This article proposes to utilize the dual-tree complex wavelet transformation to the core image denoising, and good effect is obtained.

    岩心图像去噪是后续的目标检测定量分析的关键

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  • The model combines good time domain, frequency domain resolving ability of wavelet transformation and nonlinear learning ability of SVM.

    模型具有小波变换良好分辨能力支持向量机非线性学习能力;

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  • The results show that the spectra treated with wavelet transformation indicate the relationship with oil content in instant noodles more effectively.

    结果表明变换后的光谱能反映出含油率之间的相关关系。

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  • This paper proposes an efficient VLSI method for realizing Discrete Wavelet Transformation for lossless compression in the upcoming JPEG2000standard.

    文章提出了一种基于JPEG2000标准无损压缩滤波器组的VLSI实现方法

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  • An introduction of a novel wavelet transformation method based on fast lifting algorithm and steps of accomplishment is described in some more detail.

    介绍快速提升变换的原理实现步骤,提出了一种基于提升算法的快速小波变换确定电位滴定终点方法

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  • This paper evaluated median filter in company with wavelet transformation to process X-ray image that contained Gauss noise and impulse noise at the same time.

    利用值滤波基于小波变换噪声处理对同时含有高斯噪声脉冲噪声的X线图像降噪方法进行探讨。

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  • The results prove that we can get a very effective outcome by the method of wavelet transformation if the adaptive wavelet base and threshold value are chosen.

    试验结果表明,在选择了适当基函数值的情况下,采用小波变换消噪方法对舰船辐射噪声信号进行消噪处理,可以取得良好的效果。

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  • Calculates the setting range of each parameter in theory, and proves the method of wavelet transformation has higher frequency resolution than the method of FFT.

    理论上计算各个参数设置范围并且证明小波变换方法FFT方法较高频率分辨率

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  • The result shows that the wavelet transformation would be used to constrain the static shift in MT, which is effective and potential method of static correction.

    实测资料处理结果表明利用小波变换可以进行压制MT中的静态偏移种有效的、潜在校正方法

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  • In this paper, the signal quality is improved via denoising in wavelet transformation domain, as a result the measuring error of stabilization precision is reduced.

    本文利用小波变换火炮误差信号进行处理,改善了误差角信号质量,有效减小了稳定精度测量误差。

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  • In this paper, the theory of wavelet transformation in signal noise reduction is introduced, together with the algorithm of signal decomposition and reconstruction.

    介绍采用小波变换进行信号降噪原理;利用小波分解重构函数轧机主传动轴应力扭矩信号进行降噪处理。

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  • A method of calculating wavelet transformation filter coefficients for multiscale edge detection is given in this paper, and the efficiency of the method is clarified.

    提出一种用于多尺度边缘检测小波变换滤波器系数计算方法并且具体例子进行了检验,表明了方法的有效性

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  • From the Angle of the engineering and experimentation in the MATLAB, the paper have discussed the application of image compression based on the wavelet transformation.

    本文基于Matlab数学分析工具环境下实验角度出发,探讨了小波变换图像压缩中的应用小波基的选取。

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  • In the orthogonal wavelet transformation coding, it is to make use of wavelet frequency splitting that may deal with data, and then get the better result of compression.

    利用正交变换进行波分特性分析处理得到较好的压缩结果

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  • If the movement is drastic, adopt the wavelet transformation first, then use this method to search block match, which can reduce a great deal of complicated calculating.

    运动非常激烈时,则首先采用变换然后再方法进行匹配搜索,减少大量复杂的运算量。

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  • Time frequency analysis method is used to analyze the time domain and frequency domain of seismic waves at the same time according to the principle of wavelet transformation.

    分析方法利用小波变换原理地震波时间频率同时作出分析

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  • Finally, based on the work of above, proposed a method of description and extraction image color and texture features in the dual tree complex wavelet transformation domain.

    最后上面工作基础上,提出了基于对偶数小波域的图像颜色纹理特征描述提取方法

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  • Fischer prefers to use a less common mathematical process known as the wavelet transformation, which represents the sound in terms of short, discrete components known as wavelets.

    菲舍尔更喜欢一种比较常用数学方法——变换这种方法可以将声音分解成比较短离散的小波成分。

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  • From the basic conception of wavelet transformation, we discuss briefly the zooming characteristics of wavelet transformation in time-frequency domain analysis in this paper.

    从小变换基本概念出发简要介绍了小波变换信号时-频分析中的变焦特性

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  • It introduces the method of wavelet transformation applied in the acoustic wave signal processing and how to use this method to implement the function of filtering the waves.

    讨论声波信号处理中所使用小波变换方法以及这种方法所实现的滤波功能

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  • Base on that, the application of wavelet transformation in fault diagnosis to analyse nonstationarity of roller bearing vibration signals with Daubieches wavelet is introduced.

    针对轴承振动平稳性特点频谱成分的混杂性,提出基于小信号自适应阈值降噪法。

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  • According to the theory of testing abrupt signals with wavelet transformation, the abrupt signals of current and voltage can be quickly detected when power system faults occur.

    利用变换检测突变信号原理可以电力系统故障发生瞬间快速检测电流电压突变信号。

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  • By applying orthogonal linearity of wavelet transformation, a self adapting filter is designed on the basis of wavelet algorithm and is effectively applied to power active filter.

    利用变换正交线性性质设计基于小波算法适应滤波器

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  • The result shows:the template correlation based on wavelet transformation can realize the automatic registration of the same kind sensing image, with fast speed and high precision.

    实验表明:基于小波变换模板相关匹配方案实现同类传感器遥感图像自动,配准速度精度高。

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  • Wavelet transformation possesses excellent properties of time-frequency localization and thus provides an effective means for analyzing signals characterized by unstable vibration.

    小波变换具有好的时域局部化特性,它非稳态振动特征信号提供了很好的分析手段

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  • The performance of wavelet transformation is better than DCT transformation in static 2d picture, so wavelet transformation is adopt in JPEG2000 and MPEG-4 international standards.

    静态图像小波变换方法性能优于DCT变换方法,因而最新的JPEG2000MPEG - 4国际标准所采纳

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  • It proves that it is feasible to apply the wavelet transformation to the detection of non-integer harmonics, thus, an effective means is provided for accurate detection of harmonics.

    表明小波变换对于非整次谐波检测和分析可行从而谐波的精确检测提供了有效手段

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  • Method After wavelet transformation, the components of different frequencies in an ECG signal could be mapped to a set of specific scales, and there were some connections among them.

    方法ecg信号经过小波变换后,不同频率成份映射到变换结果不同尺度上,这些尺度之间存在相互的联系。

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  • Method After wavelet transformation, the components of different frequencies in an ECG signal could be mapped to a set of specific scales, and there were some connections among them.

    方法ecg信号经过小波变换后,不同频率成份映射到变换结果不同尺度上,这些尺度之间存在相互的联系。

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