查询词典 wavelet

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。

A new method of automatic segmentation is developed based on the extreme point properties of wavelet transform. The method consists of two main steps: 1. Using the multi-resolution properties of wavelet transform, we can get the information of shape variation with space coordination.

该方法包括两个主要步骤，一是利用小波变换的多分辨率特性得到测井曲线的形态特性随空间坐标的变化信息；二是利用小波变换过零点的特征在不同尺度上的反映，提取不同尺度下的奇异点作为分层的待参考点，结合实际情况最终确定分层点。

Metrorrhagia is also gynaecological problems of common diseases.

崩漏是妇科常见病也是疑难症。

WordFTP gives you the convenience and timesaving you need.

wordftp让您的方便和省时您所需要的。