查询词典 wavelet

This paper studies the concrete implementation flow of contour-based retrieval based on wavelet transform modulus maxima , multi-scale morphology and invariant relative moments. Also, experimental results are given to validate the feasibility of our strategy and the corresponding retrieval performance is analyzed.

从理论和技术的角度研究了在基于目标形状的遥感影像检索中，应用基于小波变换模极大值和多尺度形态学的边缘检测方法以及基于不变相对矩的轮廓特征描述方法的具体实现技术流程，通过实验充分验证了本文方法的可行性，并分析了检索性能。

And then, wavelet transform is adopted to make the power decomposition and constructed relevant character vectors.

然后采用小波分析的方法对电压波形进行了能量分解，构造了相应的特征向量，得出了由特征向量分析判断故障的结论。

This paper simply describes the application of wavelet transform fusion methods based on band selecting and primary component selecting for relief map updating.

本文最后还对基于波段选择和基于主分量选择的小波变换融合方法在地形图更新中的应用进行了简单地描述。

The use of wavelet noise removal method, and a need to share.

详细说明：使用小波去除噪声的方法，有需要的可以共享。

The wavelet analysis theory and reproducing kernel theory are important branch of mathematics.

小波分析理论和再生核理论都是数学的重要分支。

At the end, primary research the reproducing kernel applying in wavelet transform filter.

最后，文中探讨了重建核方程在小波滤波中的应用。

In this thesis, it is the main problem to investigate that the numerical solution and solution space of the different differential equations by making use of the theory of the Wavelet-Galerkin method and the reproducing kernel Hilbert space, respectly.

本文分别应用小波分析理论和再生核理论对微分方程的求解和解空间的问题进行了研究。

This paper presents the reproducing kernel wavelet functionrepresentation in frequency and time domain by residue principle for specificreproducing kernel space 〓.

对具体的再生核空间〓，用留数计算法则，巧妙地给出频域与时域上的再生核小波函数表达式。

Based on the characteristics of short-duration and abrupt of blasting vibration signals and according to measured data from a practical blast,the features of energy distribution in blasting seismic signals were studied by means of the wavelet packet analysis,which had high resolvability and localization,and energy distribution of blasting seismic signals on different frequency bands was obtained.

根据爆破地震信号具有持时短、变化快等特点，结合工程爆破地震监测资料，利用小波包良好的时频局部化性质，对爆破地震信号的能量分布特征进行了分析，得到了爆破地震信号不同频带上的能量分布。

Wavelet theory is a newly time-frequency analyse method, which developed in recent years, it has A good resolving power in time domain and...

小波变换理论是近年发展起来的一种新的时-频分析方法，它不但在时域具有良好的分辨率，而且在频域也具有极高的区分能力。

The dissecting of samples in group2 were difficult. The root of pulmonary artery and ascending aorta failed to be unfolded because fibrous tissue was tough, right and left fibrous trigone were too firm to be solved by hand. Cardiac muscle fibers couldn't be stripped along myofibrillar trajectory since they were prone to break because of their friability.

组2的心脏解剖困难，表现为纤维组织坚韧，游离肺动脉非常困难；徒手无法松解左、右纤维三角，肺动脉和主动脉根部的游离非常困难；心肌纤维坚硬、质脆，解剖时容易断离成碎块，无法沿纤维走行方向剥离。

We have battled against the odds in a province that has become increasingly violent.

我们对在一个争夺日益激烈省的可能性。