• 通过威尔莱罗》我们知道,没有人专门负责敲打节拍,简单了,听到那些节奏时,我们大脑会自动推断出节拍

    We also learned from Ravel's Bolero that nobody actually plays the beat-- that's too basic but our mind, hearing all of these complex rhythms, extrapolates the beat from this complexity.

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  • 值小变换准确分辨出信号所包含幅值信息相位信息,因而,适用电力系统故障信号检测

    Because complex wavelet transforms can exactly identify amplitude and phase information in signal to be dealt with, they are suitable for detection of fault signals in power system.

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  • 射线理论高频电磁各种环境中的传播散射提供了一种简便有效的分析方法

    The complex ray theory provides a simple and useful approach to analyze the propagation and scattering of HF EM waves in various complicated environments.

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  • 本文论证了非线性耦合位相共轭特性

    In this paper, the phase conjugate nature of the nonlinear coupling forward wave has been demonstrated.

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  • 相位信息电力系统一个重要特征正交正交实时提取电力系统相位信息的有力手段

    Phase information is one of emphasis characters in the power system orthogonal or biorthogonal complex wavelet is strong means to extract phase information in the power system in time.

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  • 研究结果表明:基于EWC阈值变换能够有效地抑制GIS特高频PD信号中的周期性窄带干扰

    The results show that the EWC threshold method of complex wavelet transform can effectively suppress the periodic narrowband interference from GIS UHF PD signals.

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  • 本文通过研究发现变换相位信息用于频率检测分析,提出了基于变换相位信息的频率和谐检测算法

    A novel method is proposed in this paper by research on complex wavelet, in which phase information of complex wavelet transforms is used to detect frequency and harmonics.

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  • 对偶变换应用图像可以更好地表示图像的边缘纹理特征从而得到较小更好的去噪效果。

    The image denoising method is proposed based on dual tree complex wavelet transform, which can do better both in features preserving and noise removing.

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  • 提出一种基于优化多带变换MC-CDMA系统研究了其多径瑞利衰落性能

    We propose a MC-CDMA system based on the optimized multiband complex wavelet transform (MBCWT), investigate the system performance in multipath Rayleigh fading channel.

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  • 采用函数多极坐标方法研究弯曲对含有圆孔薄板散射问题。

    Scattering of flexural waves by multiple cutouts and dynamic stress concentration in the thin plates were investigated in terms of the complex variable function method and multi-polar coordinates.

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  • 最后上面工作基础上,提出了基于对偶数图像颜色纹理特征描述提取方法

    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.

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  • 本文采用多极坐标函数方法针对半无限空间P衬砌周围散射问题提出近似求解分析方法

    The multi polar coordinate and complex function are used to put forward an approximate analysis method for scattering of steady P wave around a circular lining in half space.

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  • 方法利用“虚拟计数法方法采集中的细胞分布数据信号然后进行变换结合倒谱分析方法处理

    Methods "Virtual Box count" method was used to collect blood cell membrane signals, which was subsequently processed using the wavelets transform combined with the complex cepstrum analysis method.

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  • 根据应力理论函数方法,建立了求解爆破地震作用任意形状室动态响应的解析方法。

    In terms of stress wave theory and complex function, analytical solution for the interaction between blasting seismic wave and arbitrary shape underground Chambers is deduced.

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  • 本文报道叶绿素溶液中用简并的四频得到位相共轭反射首次实验

    In this paper, the first experiment of generating the phase conjugated backward wave by degenerate four-wave mixing in chlorophyll solution is reported.

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  • 针对离散小变换具有平移变化方向性特性,本文提出基于变换(DT- CWT)统计模型医学图像纹理检索方法

    Presents a novel texture retrieval approach of medical images based on statistic model by Dual-Tree Complex Wavelet Trans - form (DT-CWT) for the shift sensitivity and poor directionality of DWT.

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  • 本文利用函数方法求解无限异性介质中入射SH散射问题

    In this paper, the method of complex variable function is used to solve the scattering problem of a circular hole by SH wave in an anisotropic medium.

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  • 通过平面域中比较射线叠加标准方法,导出了球面柱面射线束展开系数公式

    In this article, we derive complex expansion formula of spherical and cylindrical waves by comparing the stacking field of complex ray and the close-form solution in the plane spectral domain.

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  • 介绍了二级光谱基本原理,给出设计消色差物镜方程组

    The principle of secondary spectrum is introduced and the equations of designing apochromatism objective lens based on wave aberration are presented.

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  • 采用进行消色物镜光学设计

    Optical design of apochromatic objective used wave disparity method in this paper.

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  • 生理学认为T倒置常见临床症状成因心肌过程异常

    A physiological theory holds that the abnormality of process of myocardium repolarization brings upset of t wave, which is a common clinical symptom.

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  • 方法构造值小具有频率局部化性能故障信号特征分量较准确优点。

    The complex wavelet functions constructed by means of this method have advantages of good performance in frequency localization and better veracity in extracting characteristic parts of signals.

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  • 结果表明传播速度并不等于速度,速度近似相等

    The results show that the propagation speed of the wave is not equal to the speed of energy flux, but nearly equal to the real part of the complex group velocity.

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  • 利用变函数函数展开法,对稳态SH含有圆形孔洞的无限弹性压电介质中的散射应力集中问题进行研究。

    Scattering of steady_state SH_waves and dynamic stress concentration are studied with circular holes in piezoelectric medium under incident antiplane shear wave loading.

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  • 采用函数研究了含有部分脱胶的圆柱形弹性夹杂SH散射地震动问题。

    The scattering of SH-waves by a shallow buried cylindrical elastic inclusion with a partially debonded curve in half space is studied by function of complex variable method.

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  • 评价吸效能主要参数损耗因子介电常数导率

    The important parameters for the wave absorption effects are electromagnetic loss factor, complex dielectric constant, complex magnetic conductivity.

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  • 分析法求出试验电流作用以后过电压的函数。

    To make the over voltage Vs time function of line trap at short time current test by complex frequency field analysis is introduced in this paper.

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  • 建议一种基于解析小变换瞬时频率分析齿轮故障振动信号的方法。 该方法希尔伯特变换变换相结合,具有自适应分析能力

    A method using transient frequency based on complex-analytical- wavelet-transform, which combines Hilbert transform with wavelet transform and possesses adaptive analytical ability, is proposed.

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  • 建议一种基于解析小变换瞬时频率分析齿轮故障振动信号的方法。 该方法希尔伯特变换变换相结合,具有自适应分析能力

    A method using transient frequency based on complex-analytical- wavelet-transform, which combines Hilbert transform with wavelet transform and possesses adaptive analytical ability, is proposed.

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