The study is made on the statistical distribution of the horizontal accelerations of water particles at wave surface maxima.
基于 L onguet- Higgins线性海浪模型 ,在二维情况下导出海浪波面极大值处水质点水平加速度分布律 ,其分布遵从正态分布。
On the basis of the linear model of random sea waves presented by LonguetHiggins, the statistical distribution of the horizontal velocities of water elements at wave surface maxima is derived theoretically.
基于Ｌｏｎｇｕｅｔ－Ｈｉｇｇｉｎｓ提出的线性随机海浪模型，导出了波面极大值处水质点水平速度的统计分布。
In the inquiring of content-based image retrieval,gives the research on retrieval technology of based on wavelet modulus maxima and moment invariant feature together,and gives the implement of relative algorithm and the analysis of result.
在基于内容的图像查询中,提出了基于小波模极大值及多尺度不变矩相结合的检索算法,并给出相关算法的实现及实验效果分析。
Then it explains the orthogonal wavelet transform of denoising based on soft and hard threshold,and puts forward a denoising method based on the wavelet modulus maxima and Neyman-Pearson principle.
首先给出了2维噪声的小波变换特性,分析图像小波变换模的极大值与小波分解级数j和李氏指数之间的关系,指出如何确定和保护图像的边缘;接着阐述了基于软、硬阈值的图像正交小波变换去噪法,然后提出一种基于Neym an-Pearson准则的小波阈值的确定,从而又提出了一种基于小波模极大值和Neym an-Pearson准则阈值的图像去噪方法,解决了图像去噪和保护图像边缘这个“两难”问题。
An automatic image recognition algorithm was proposed based on wavelet modulus maxima and wavelet moment invariants were improved.
研究了小波变换模极大值、小波不变矩的原理及特点,提出了基于小波模极大值与改进小波矩不变量的特征提取方法,并将其应用于人耳图像的自动识别。
<Abstrcat> To deal with time-varying, nonlinear and low frequency characteristics of pulse signal, a method based on wavelet transform modulus maxima is presented.
针对脉象信号的时变、非线性和低频特性,提出了应用小波变换模极大对脉象信号进行研究的方法。
AN IMPROVED WAVELET MODULES MAXIMUM INVARIANT MOMENTS ALGORITHM
一种改进的小波模极大值不变矩算法
Wavelet Absolute Maximum Value Based ECG Signal Filtering Algorithm
基于小波模极大值的心电信号滤波算法
Single terminal methods of traveling wave fault location based on wavelet modulus maxima
基于小波模极大值的单端行波故障测距
Hermite Interpolation-Based Wavelet Transform Modulus Maxima Reconstruction Algorithm's Application to EMG De-noising
基于Hermite插值的小波模极大值重构滤波的肌电信号消噪方法
Outlier s Detection of Financial Time Series Based on Wavelet Modulus Maxima Line Method;
金融时间序列变点探测的小波模极大值线方法
An Improved Method of Detecting and de-noising by the Modulus Maxima of Wavelet Transform
一种改进的小波模极大值检测与消噪算法
Application of Wavelet Transform Modulus Maximum in Leakage Detection of Natural Gas Pipeline
小波模极大值法在天然气管道检漏的应用
A Denoising Algorithm for Absorption Spectra by Wavelet Transform Modulus Maxima Shift-Related Filter
基于小波模极大值移位相关的光谱去噪方法
Image Feature Matching Based on Wavelet Transform Modular Maximum
一种基于小波模极大值的图像特征匹配算法
Motion artifact cancellation in photoplethysmography using reconstruction of wavelet transform modulus maxima
运用小波模极大值滤波算法消除光电容积脉搏波中的运动干扰
Application of wavelet modulus maximum method in seismic interpretation images edge detection
小波模极大值法在地震解释图像边缘检测中的应用
Using Modulus Maximum Pair of Wavelet Transform to Detect Spike Wave of Epileptic EEG
癫痫脑电棘波的小波变换模极大值对检测方法
An improved method of detecting the image edge by the modulus maxima of wavelet transform
改进的小波变换模极大值检测图像边缘的方法
Multiscale Edge Detection Algorithms Analysis Based on Wavelet Transform
小波变换模极大值多尺度边缘检测算法分析
Signal Singularity Detection with Modulus Maxima Method Based on Wavelet Transform
小波变换模极大值方法对信号的奇异性检测
Power Quality Abnormal Detection Based on Modulus Maximum Value of Wavelet Transform
基于小波变换模极大值的电能质量奇异性检测
Improvement of the wavelet transform maximum modulus method for blasting vibration signals
爆破震动信号模极大值小波消噪方法的改进
Realization and Improvement of the Modulus Maximum De-noising Method Based on Wavelet Transformation
基于小波变换的模极大值降噪法的实现及改进
