wavelet transformation

According to the theory of wavelet transformation, the singularities of the signal are corresponding to the series of maximum-minimum pairs.

根据小波变换的理论，信号的奇异点对应于其小波变换的一个正模极大值与负模极大值对。

Research on the Application of Wavelet Transformation to Infrared Imaging Terminal Guidance

小波变换在红外成像末制导中应用研究

Watermarking Algorithm for Vector Geo-spatial Data on Wavelet Transformation

基于小波变换的矢量地理空间数据数字水印算法

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的原理；利用小波分解和重构函数对轧机主传动轴应力和扭矩信号进行降噪处理。

Reversible Data Hiding for Images Using Integer Wavelet Transformation and Companding Technique

基于小波压缩扩展技术的无损图象数据隐藏

This paper uses wavelet transformation in character image and morphology to segment video image character.

本文采用了对字符图像进行小波变换，并结合数学形态学处理的方式定位分割出字符区域。

The wavelet analysis theory and Fourier transform, the window Fourier transform time are compared to the space-time and frequency local transformation, and thus more effective in extracting data from the signal information.

小波分析理论与傅立叶变换、窗口傅立叶变换相比是时空和频率的局域变换，因而更能有效地从信号数据中提取信息。

The wavelet transformation ( WT ) is a very powerful tool for the analysis of non-stationary signals.

小波分析是分析 非 稳定信号的一种非常有效的方法.

We put forward the Cardinal B Spine Function wavelet transformation of the two dimensional gray histogram's best one dimensional projection in infrared images It takes advantages of the excellent local resolution of temporal and frequency region and the correlative neighborhood information reflected by the two dimensional gray histogram.

利用小波分析在时域和频域具有良好的局部化特性以及二维灰度直方图所反映的邻域空间相关信息，提出一种基于二维灰度直方图最佳一维投影的B样条小波变换红外热图象分割方法。

Vector quantization of wavelet transformation based on genetic annealing algorithm

基于遗传退火的小波变换矢量量化方法

Wavelet transformation is a time-scale and time-frequency signal analysis.

小波分析是一种信号的时间尺度分析和时间频率分析方法，在实际工程中得到了广泛的应用。

It is also possible to analyze a gas liquid two phase flow condition through an edge detection of wavelet transformation and detect thermodynamic data in a gas liquid two phase flow.

对汽液两相的流动工况也可以用边缘检测小波变换去进行分析，并实现对汽液两相流动的热工数值检测。

Study on Wavelet Transformation Type of the Digital Slope Meter

小波变换式数字倾斜度测试仪的研究

Secondly , wavelet transformation method is adopted to withdraw vehicle features and then to assort vehicles automatically.

采用小波变换方法提取车辆特征数据可以实现对车辆的自动分类.

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.

时频分析方法是利用小波变换原理，从地震波的时间域和频率域同时对其作出分析。

System of POL Curves Recognition Based on Wavelet Transformation

基于小波变换的测井曲线识别系统

The chaotic image encryption is resilient to known/ chosen plaintext attack because of the adoption of wavelet transformation.

该算法引入小波变换，可以有效地克服一些混沌加密算法不能抵御已知/选择明文攻击的缺陷。

Then, the theory of wavelet transformation is recommended in detail.

接着详细介绍了小波变换理论。

This article introduced X signal gathering different method and the concrete realization, discussed the picture inversion technology in the medicine picture processing function, specifically analyzed the Laplace-transformation, the separate cosine transformation, Hada Masurium transformation and the wavelet transformation.

此外，本文介绍了X线信号采集的不同方法及具体实现，讨论了图像变换技术在医学图像处理中的作用，具体分析了拉普拉斯变换，离散余弦变换，哈达玛变换及小波变换等。

The wavelet transformation by Gabor wavelet is applied to the time-frequency analysis of disperse plate waves.

基于小波变换和模态声发射理论,通过模态声发射试验的方法确定了管道中导波传播的频散特性.

Study of Error Compensation in Robot Ultrasonic Ranging Based on Wavelet Transformation

基于小波变换的机器人超声波测距误差补偿研究

Application of wavelet transformation denoising in excess water production mechanism diagnosis

小波变换除噪在油井出水机理诊断中的应用

Considering robustness of watermark, we choice frequency Coefficients of DWT ( Discrete Wavelet Transformation ) to embed white watermark.

出于鲁棒性考虑, 我们对图像进行小波变换,选择在小波域的低频系数中嵌入二值水印.

This article tree complex wavelet transformation to the core image denoising, and good effect is obtained.

岩心图像的去噪是后续的目标检测与定量分析的关键.

This article finally introduced the wavelet transformation digital watermark inserts with the examination simulation simulation.

本文最后介绍了小波变换的数字水印嵌入和检测模拟仿真.

Continuous Entangled State Representation: Construction and Its Applications in Wavelet Transformation

连续纠缠态表象：构造及其在小波变换中的应用

Finally, we reconstruct the morphing result images through inverse wavelet transformation.

最后，通过小波重构得到各变形图像。

First, the threshold filter and the signal correlation enhancement will be carried out to the high frequency data of wavelet transformation, it can not only denoise commendably, but also strengthen the point efficiently.

该算法首先将小波变换后的高频数据分量进行阈值滤波和信号增强处理，在很好地抑制噪声的同时，还能有效地增强突变点信息。

Considering the characteristics of SLM microscopic images and color information of them, two wavelet transformation based methods in HSI color space and vector space for edge detection are proposed.

考虑SLM显微图像的特征和图像的彩色信息，在HSI彩色空间和向量空间的基础上，提出了两种基于小波变换的边缘检测算法。

In this paper, we introduce a new document segmentation method based on wavelet transformation and the hidden Markov tree ( HMT) model by two steps.

引入一种新的文本图像分割方法：两步隐马尔科夫树模型（HMT）多尺度文本图像分割。