The properties of the wavelet transform and the discrete dyadic wavelet transform are discussed and a fast wavelet algorithm for one-dimensional signals is described.
论述了连续小波变换和离散小波变换的性质、方法,介绍了离散二进小波变换的快速算法。
To improve the location accuracy of travelling wave, the semi orthogonal wavelet algorithm is applied in the data processing to detect the wavefront of travelling waves.
在数据处理算法中,在线应用了半正交小波算法进行行波波头的检测,以提高行波定位的准确性。
By applying orthogonal linearity of wavelet transformation, a self adapting filter is designed on the basis of wavelet algorithm and is effectively applied to power active filter.
利用小波变换的正交线性性质,设计基于小波算法自适应滤波器。
In the aspect of testing, we use of wavelet algorithm and fractal algorithms to carry out the positioning signal power quality in this paper. And make the contrast analysis of the two.
本文分别使用小波检测算法和分形网格检测算法来进行信号扰动的定位,并对两者的检测效果进行对比分析。
With the development of society, the increasing demands of the watermark, the watermark embedding algorithm based on wavelet transform everyone's accreditation.
跟着社会的发铺,对水印的请求越来越高,应用小波变换嵌入水印的算法显明得到大家的认可。
A new effective image segmentation algorithm Based on Wavelet Operator is presented, which is tied tightly in Wavelet analysis with Fuzzy, information theory.
提出了一种新的有效的图像阈值分割算法。本算法将小波理论,模糊集理论和信息论三者有机的结合起来。
By making use of human sight property in wavelet domain, a binary image watermark algorithm without using the original image in the watermark extraction has been presented.
利用小波变换域中人眼的视觉特性,提出了一种提取水印时不需要原始图像的数字图像水印算法。
General functions may be represented as Wavelet series. A kind of stabile, efficient and fast algorithm of Wavelet transform may be gotten through multi-resolution analysis.
一般函数都可以写成小波级数的形式,而由多分辨分析可得到小波的稳定有效快速变换算法。
The authors present a new algorithm for block-matching motion estimation based on wavelet transform. The simulation shows that this algorithm has better PSNR and performance-to-complexity ratio.
提出了一种基于小波变换域的块匹配运动估计搜索的新算法,模拟实验表明,利用此算法可获得比一般运动块匹配方法更大的峰值信噪比,具有更好的性能复杂度比。
Especially to threshold de-noising, a method based on orthogonal wavelet analysis and self-adaptive learning algorithm was proposed here.
特别是对阈值去噪方法,提出了一种基于正交小波变换和自适应学习算法的噪声抑制方法。
Based on wavelet decomposition this paper presented a fusion algorithm, which extracted the local edge info in subband images as fusion rule and fused two leather images with complementarity.
基于小波分解,提出了一种融合算法,该算法在小波分解的子带图像中提取局部边缘信息作为融合规则,较好的实现了两幅互补皮革图像的融合。
In this paper, we particularly explain the basic principle of orthonormal wavelet Transform by multiresolution and wavelet decompose and give a realization algorithm.
本文详细介绍了通过多分辨分析和小波分解实现正交小波变换的基本原理,并给出了实现算法。
Aiming at synopsis computation of approximate query in data stream, a novel wavelet transformation algorithm, Minimum Error based Dimension Compression (MEDC) algorithm, is proposed in this paper.
针对数据流上近似查询中的梗概计算,提出了一种新的基于最小误差的维压缩小波变换算法(MEDC)。
Based on the learning characteristic of neural network and the function approximation ability of the wavelet, a new self tuning control algorithm is presented.
依据小波的非线性逼近能力和神经网络的自学习特性,提出了一种基于小波神经网络模型的自校正控制算法。
In this article, the linear magnitude predictor of wavelet packet decomposition coefficients, the creation algorithm of images characteristics based on wavelet packet transform have been introduced.
该文建立了自然图像的小波包分解系数绝对值线性预测模型,提出了基于小波包变换的图像特征形成算法。
In this paper, a one-step ahead predictive control algorithm based on wavelet neural networks is proposed for the gyro stability tracking system with high accuracy.
针对高精度陀螺稳定跟踪系统,提出了一种基于小波基函数神经网络的非线性系统的一步超前预测控制算法。
By studying three dimensional discrete wavelet transform (3d DWT) core algorithm in deepness, the paper divides it into three one dimensional discrete wavelet transforms (1d DWT).
通过深入研究三维离散小波变换(3dDWT)核心算法,将其分解为3个一维的小波变换(1d DWT)。
According to their different characteristics of the targets, noises and background edges in wavelet domain, a small target detection algorithm based on wavelet analysis is proposed.
根据目标、噪声和背景边缘在小波域的不同特点,提出一种基于小波分析的红外小目标检测算法。
By researching on the theory of the signal sudden change token by wavelet, this paper provides the principle and algorithm of audio signal pitch extraction based on wavelet principle.
通过对小波变换表征信号突变原理的研究,给出了基于小波变换的音频信号基频提取的原理和算法。
The basic concept of the wavelet analysis, binary wavelet decomposition and reconstruction algorithm are introduced, and the peculiarities of the frequency of logging signal are discussed.
介绍了小波分析的基本概念和二进小波的分解及重构算法,探讨了测井信号的频谱特征。
By using the energy distribution of the wavelet decomposition, image hiding algorithm based on wavelet transformation is presented, and then improved with prime number scrambling algorithm.
利用小波分解的能量分布规律,提出了基于小波变换的图像隐藏算法,并利用素数置乱对隐藏算法作进一步的改进。
On the assumption of wavefront prolongation, a new optical phase retrieval algorithm by conventional lateral shear interferometer with wavelet transform is introduced.
在常规横向剪切干涉仪的基础上,利用波前周期延拓的假设,基于小波变换的方法实现了波前重构。
Finally, we use the principle of wavelet edge detection and suggest an algorithm of automatic threshold choice according to difference color background in wavelet edge detection.
利用小波边缘检测原理,给出一种能根据不同彩色背景自动选取阀值的小波边缘检测算法。
A scene matching algorithm based on complex valued wavelet transform is discussed in this paper. We propose an effective scene matching model based on this algorithm.
讨论了一种基于复数小波变换的景像匹配算法,并以此算法为基础给出了一个高效的景像匹配模型。
A new wavelet image compression algorithm was proposed based on morphological dilation and the positional information of the important coefficient couplet belt.
提出了一种基于形态膨胀运算的对子带间重要系数位置信息进行联合编码的新型小波图像压缩编码算法。
The fast HRP algorithm is advanced at wavelet domain by taking advantage of wavelet multiresolution decomposition, and a parallel algorithm framework is used to further reduce operation time.
本文结合小波多分辨快速分解算法提出了在小波域实现HRP的快速算法,并进一步给出了减少运算时间的HRP的并行算法结构。
According to wavelet analysis theory, a signal picking up algorithm based on wavelet analysis is proposed to solve problem of passive CNS initial frequency calibration.
根据小波分析理论,针对无源北斗导航定位系统初始校频问题,提出了一种基于小波分析的信号特征提取算法。
The advantages of wavelet transform constructed with lifting scheme are introduced and compression algorithm based on lifting wavelet for SAR raw data is proposed.
该文介绍了提升方法构造小波变换的优点,结合SAR原始数据的特点,提出了基于提升小波变换的SAR 原始数据压缩算法。
The advantages of wavelet transform constructed with lifting scheme are introduced and compression algorithm based on lifting wavelet for SAR raw data is proposed.
该文介绍了提升方法构造小波变换的优点,结合SAR原始数据的特点,提出了基于提升小波变换的SAR 原始数据压缩算法。
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