查询词典 wavelet

In the light of the theoretical technique of wavelet networks, we study the method for inversing the time difference of artificial acoustic wave by using multi-scale decompositon of wavelet from seismic records.

在讨论小波网络理论方法的基础上，研究了利用地震纪录小波多尺度分解属性资料进行虚井声波时差反演的技术方法。

This paper discusses the principle of the wavelet transformation and local maximum module algorithm. According to the peculiarity of the nail fold micro-circulation image, using 3-Spline binary wavelet, we detect the edges of it.

本文根据甲襞微循环图像的特点，采用三次B 样条小波对甲襞显微图像进行小波变换，利用模局部极大值方法较好地检测出图像的边缘，定位精度较高。

It offers a more precise way for image analysis than wavelet multi-resolution analysis. Through merging images data of different wavebands from multi-sensor to the same object and different resolution images data by applying image fusion method based on wavelet packet analysis, we get fused pictures.

利用此融合算法将由多传感器获得的同一目标不同波段的遥感图象和不同分辨率的遥感图象进行融合后得到的融合图象，能够很好地将源图象的细节融合在一起。

Both wavelet and wavelet packet transform can be regarded as the mapping of signal on different time-frequency tillings .

无论子波还是子波包变换，都是将信号投影到不同时频原子上的一种映射。

According to the differences between noise, sonants and surds in the noisy speech, a modified speech denoising algorithm using threshold-based wavelet in wavelet domain method is proposed.

根据含噪语音中噪声、清音和浊音的不同特点，提出了一种改进的多尺度小波域阈值去噪方法。

Simulation shaws that the algorithm is available to the estimation of mixed-phase wavelet whose anti-wavelet has a finite enght.

模拟试验表明：该文所拟订的算法对混合相位子波的估计是有效的。

Suppose the system went wrong (system frequency saltated at 100s and then recovered at 200s), the Wavelet function of signal processing is Daubechies Wavelet.

假设系统工作到100s时发生故障，频率发生突变，持续到200s时恢复正常，信号分析采用的小波函数为Daubechies小波。

The difference between quasi Shannon interval wavelet method and quasi Shannon wavelet method in the numerical approximation was compared by a concrete example.

因此该方法在解决不规则区域的偏微分方程上有显著优点。

One common problem in Wavelet denoising is how to complete real-time denoising in some system. A quasi real-time Wavelet denoising Arithmetic on DSP embedded platform was proposed in this paper.

针对信号小波降噪处理的实时性要求，提出一种基于小波降噪理论的准实时降噪算法的DSP嵌入式实现方案。

In order to solve the problem, in this dissertation, a new IA technology based on wavelet-filtering and two-position alignment is proposed. The useful signals of sensors are gained by wavelet filtering; the error angles, constant drifts of FOGs and biases of accelerometers are computed through signals at two positions.

对此，本文提出了一种基于小波滤波方法和二位置对准方法相结合的初始对准技术，采用小波滤波方法提取传感器的有用信号，利用两次转位的信号解算初始对准的误差角、陀螺的常值漂移和加速度计的零偏。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。