• 多小波变换兼有对称性正交性光滑性有限支撑信号处理中的十分重要性质特别适用图像压缩编码

    Multiwavelet possesses such very important properties in signal processing as orthogonality, symmetry, smoothness, and short support, which is specially applicable to image coding for compression.

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  • 提出一种用于尺度边缘检测小波变换系数计算方法并且具体例子进行了检验,表明了方法的有效性

    A method of calculating wavelet transformation filter coefficients for multiscale edge detection is given in this paper, and the efficiency of the method is clarified.

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  • 基于小波变换效果评价反馈图像融合算法用于聚焦图像融合中,能够一次就得到各个目标比较清晰的融合图像。

    An image fusion algorithm using transform and taking the evaluation of effect as feedback, using the algorithm in multi-focus image fusion, can get a fused image that all targets are more clearer.

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  • 图像小波变换原理讨论基础上,提出一种较为实用的图像尺度边缘检测方法,同时如何抑制噪声干扰进行了讨论。

    Based on the discussion of the theory of wavelet transform of images, a practical multi scale edge detecting method is put forward and the ways to suppress noise interference are discussed.

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  • 变换具有分辨率尺度特性,特别适合于二维图像信号处理,目前应用静止图像的压缩标准中。

    While wavelet transform is suitable in image compression due to its multi-resolution and multi-scale analysis property, and is used in the standards of image compression.

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  • 本文提出了基于离散二进小波变换尺度边缘检测图像融合方法,实现了特征图像融合。

    Regarding this, a novel feature level approach to image fusion is proposed based on discrete dyadic wavelet transform for multi-scale image edge detection.

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  • 算法所用小波变换相位信息特征对平坦衰落信道具有衰落变性,对频率选择性衰落信道也具有很强的径能力。

    The phase information of wavelet transform used in the algorithm is invariant with respect to flat fading, and can resist multipath fading of frequency-selecting channel in quite a few degree.

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  • 结合过完备小波变换投影集(POCS)算法提出一种对信道差错鲁棒描述编码算法。

    An error robust multiple description coding algorithm was proposed, which combines the overcomplete wavelet transform and projection onto convex sets (POCS).

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  • 利用尺度变换管道泄漏产生负压信号作为瞬态信号,识别管道的局部泄漏特征。

    Taking the negative pressure wave produced by pipeline leakage as a transient signal, the multi scale wavelet transform can be utilized to identify the pipeline leakage signal in local.

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  • 文中研究了简单图像融合方法基于尺度塔形分解的分辨率图像融合方法基于小波变换的图像融合方法。

    The simple image fusion method, the multiresolution image fusion techniques based on multiscale pyramid decomposition (MPD), and the image fusion method based on wavelet transform are studied.

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  • 提出一种基于优化小波变换MC-CDMA系统研究了其瑞利衰落性能

    We propose a MC-CDMA system based on the optimized multiband complex wavelet transform (MBCWT), investigate the system performance in multipath Rayleigh fading channel.

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  • 首先探讨了基于提升方案整数小波变换结合线性预测技术,提出了一种机载光谱遥感图像无损压缩方法。

    A new method combining integer wavelet transform and linear prediction technique for lossless compression of airborne multispectral imagery is proposed in this paper.

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  • 研究了基于小波变换语音问题,传统去噪语音特性分析基础上,提出改进阈值法语音信号去噪方法。

    By Analysing speech signal and conventional denoising method of threshold, a new mult-threshold based on wavelet transform method of speech signal denoising is proposed.

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  • 应用小波变换推导尺度结构动力方程来分析结构动力系统中的损伤识别

    Applying wavelet transform, differential equation of multi-scale structural dynamic was obtained and the parameter recognition of damage identification was analyzed in structural dynamic system.

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  • 本文基于小波变换尺度适应阈值图像边缘检测方法应用交通图像边缘检测

    In this paper, a new method of multi-scale and adaptive thresholds edge detection for image based on wavelet transform was adopted to detect edge of traffic vehicle.

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  • 提出了一种自适应斑点算法基于小波变换检测图像中的边缘根据检测结果结合视处理实现斑点滤

    An adaptive speckle filtering algorithm is proposed. It detects image points belonging to edge based on wavelet transform. Speckle are filtered according to detect results and multi-look.

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  • 本文基于数学样条理论提出了一新的尺度小波变换通过模极值交叉可以有效地提取信号特征

    Based on the B-Spline theory, this paper present a new kind of multi-scale wavelet transform. The feature of a signal can be extracted in its maximum module or zero-crossing.

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  • 针对同一场景聚焦图像融合问题提出一种基于小波变换适应脉冲耦合神经网络(PCNN)图像融合方法

    Concerning the fusion problem of multi-focus image with the same scene, an algorithm of image fusion based on wavelet transform and adaptive Pulse Coupled Neural Network (PCNN) was proposed.

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  • 基于正交二进设计了一个图象进行尺度得到不同尺度的小波变换

    A filter based on orthonormal wavelet bases is designed to do wavelet transform with images. Different scale image edges can be detected form different scale image wavelet transform.

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  • 最后重构得到亮度成分原始图像色度和饱和度成分进行IHS反变换,从而得到最终的融合结果图像。

    Finally, perform inverse IHS transform to the wavelet reconstructed new intensity component and the hue and saturation components from the original MS image to get the fused image.

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  • 结合地震图像噪声特点利用尺度变换的优点,提出一种新的自适应小波阈值去噪算法

    Combined with the characteristics of seismic image noise, using multi-scale wavelet transform, presents a new adaptive wavelet threshold denoising algorithm.

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  • 研究基于变换语音问题,对传统去噪语音特性分析基础上,提出一种改进阈值法语音信号去噪方法。

    This paper introduces the application of wavelet transformation in speech signal denoising, describes in detail the method of soft threshold and hard threshold and points out their disadvantages.

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  • 数字图像分辨率分析理论基础上,采用小波变换方法对高分辨遥感图像目标地物边缘进行信息增强,然后光谱遥感图像进行特征信息融合

    After the wavelet's multi-resolution analysis, a feature fusion approach was adopted to enhance remote sensing image edge and improve the definition and resolving power of the image.

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  • 作者利用信号变换尺度边沿上综合特性,提出了一种新的QRS检测法。

    A new adaptive matching filtering algorithm, based upon synthetic characteristics of wavelet transform of signal along margins of various scales for QRS detection, is developed.

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  • 信号变换奇异尺度上综合表现来表示信号小波变换引人注意的另应用领域

    It is an attractive application field for wavelet transform because the signal is expressed by the comprehensive behavior of wavelet transform of singularity spot in multi-dimensional space.

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  • 结合这种压缩思想基于离散余弦变换基于离散小波变换的压缩算法实用型模块化成像光谱仪光谱图像进行压缩。

    Combining the thought dimensioned above, with discrete cosine transform-based and DWT-based compression algorithms, the OMIS multi-spectral images are compressed.

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  • 本文基于变换具有尺度分辨率分析优点提出特定小波变换瞬时属性上,利用局部结构算法检测地震数据的局部不连续性。

    Local structural entropy measure in frequency division is put forward to detect local discontinuities of seismic data, by the virtue of the instantaneous attributes based on wavelet transform.

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  • 针对变换分辨分析(mra)特点本文提出一种尺度分级自适应模糊权重去噪方法

    According to the feature of the MRA, this paper presents a noise filtering method of adaptive fuzzy threshold for wavelet classification base on multi resolution.

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  • 介绍了小波变换动态估计数据融合中的应用给出了一种实时最优动态尺度估计和融合算法

    The application of Wavelet in dynamic estimation and data fusion is introduced in this paper; an optimal real-time multiscale estimation and fusion algorithm for dynamic system is given.

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  • 介绍了小波变换动态估计数据融合中的应用给出了一种实时最优动态尺度估计和融合算法

    The application of Wavelet in dynamic estimation and data fusion is introduced in this paper; an optimal real-time multiscale estimation and fusion algorithm for dynamic system is given.

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