• Integrating the statistical characteristics of speckle noise in SAR images with wavelet-domain Markov random field (MRF) structure of images, a new wavelet-domain spec.

    基于图像小波域马尔可夫随机场模型(MRF)结构结合SAR图像中相干噪声统计特性,本文提出了一种新的小波域相干斑抑制方法。

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  • Image is restored which is blurred by the known linear model and noise, with the method of frequency-domain regularized inversion and wavelet-domain wiener filter denoising.

    采用正则化求逆小波域维纳滤波方法已知线性模型含噪图像进行图像复原

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  • 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视觉特性提出一种提取水印不需要原始图像数字图像水印算法。

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  • With wavelet method of modern signal process domain, the report carries out researching into wavelet method of correlation process of VLBI of satellite and radio resource.

    报告结合现代信号处理领域分析方法卫星射电源vlbi观测信号相关处理进行了小波方法研究

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  • The watermark was embedded in the wavelet domain using the mean quantization method. This method can be used to detect the distortion both in spatial and frequency domain.

    这种算法采用均值量化方法,把数字水印嵌入图像离散小波可以检测空间域频率域的图像失真。

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  • Aimed at the ultrasonic signal polluted by noises, which is low in SNR, a method of the ultrasonic signal denoising in wavelet domain based on an improved threshold function was put forward.

    针对超声无损检测中超声信号噪声污染、信不高情况,提出了一种新的基于改进阈值函数小波超声信号去方法

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  • Based on wavelet domain Hidden Markov model, a novel speckle suppression method for medical ultrasound images is presented which combines Bayesian estimation and homomorphic filtering.

    此基于小波马尔可夫树模型贝叶斯估计同态滤波思想有机结合,提出一种新的医学超声图像方法

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  • The wavelet transform has no ability to resist to geometric distortion, so the wavelet domain watermarking resisting to geometric distortion is a very difficult and challenging subject.

    变换具有几何变性因此,小波水印对抗几何攻击一个十分困难富有挑战性课题

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  • 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.

    根据目标噪声背景边缘不同特点,提出一种基于小波分析的红外小目标检测算法

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  • Through the multiresolution decomposition and compression of operator matrix and seismic wave field matrix, we proposed a new method of seismic modeling in wavelet domain.

    通过算子矩阵地震波矩阵进行多分辨分解压缩,得到了小波域中地震波场正演模拟算法

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  • 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.

    本文结合小分辨快速分解算法提出小波实现HRP快速算法,进一步给出减少运算时间的HRP的并行算法结构

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  • In this paper, we propose an adaptive digital image watermarking algorithm using successive subband quantization (SSQ) and human visual system (HVS) based on wavelet domain.

    本文提出一种基于连续量化(SSQ)人类视觉系统(HVS)的小波自适应数字水印算法

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  • The homogeneity of the sheet is analyzed by image transform, i. e. the spatial domain image is transformed to frequency domain or wavelet domain to obtain the features.

    对于纸页均匀性分析通过图像变换空间图像变换小波域进行分析,获取特征

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  • With analyzing the availability of fractal image coding and the characters of affine transform in wavelet domain, a fractal image coding approach based on classifications is presented in this paper.

    通过分析小分解作为分图像编码预分解有效性小波仿变换特性,提出一种基于分类小波域内的分形图像编码方法

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  • A method using two wavelet transform to get the texture feature for remote sensing is put forward, in order to turn out the invariant texture classification for remote sensing in the wavelet domain.

    分析了有限脊小变换可以实现图像旋转变性和平移不变性,提出结合两种小波变换提取图像纹理特征方法,实现了小波域中进行图像的不变纹理分类

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  • This paper derives an energy attenuation formula of seismic waves in the wavelet-scale domain from the wavelet theory and seismic wave propagation equation in anelastic medium.

    本文从小理论出发,结合地震波弹性介质中的传播方程推导出小尺度地震波能量衰减公式

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  • In this paper we introduce an effective algorithm for the deblocking of the JPEG compressed images based on the denoising and edge detection in wavelet domain.

    利用小波分析良好去噪边缘检测特性,本文提出一种减少JPEG压缩图象中方块效应有效算法

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  • In this paper, the signal quality is improved via denoising in wavelet transformation domain, as a result the measuring error of stabilization precision is reduced.

    本文利用小波变换火炮误差信号进行处理,改善了误差角信号质量,有效减小了稳定精度测量误差。

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  • This paper discusses the feature of redundant discrete wavelet transform and proposes an irregular triangular mesh design method in wavelet domain for motion compensation in wavelet video codec.

    深入研究视频图像冗余离散变换特征基础上,提出一种用于视频编码运动补偿技术小波不规则三角形网格构造方法

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  • This paper makes a deep insight into two problems of object-based fine granular scalable video coding in the wavelet domain, namely video object coding and motion estimation techniques.

    本文对基于对象视频粒度可分级编码中的两个关键问题视频对象编码运动估计技术进行深入研究。

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  • Pressure data were analyzed by wavelet transform in wavelet domain. Frequency band energy spectrum and intensity index of ISW based on wavelet coefficient were obtained.

    通过基于分析方法,对压力数据进行了分析,获得了基于子波系数的频带能量冲击波强度指数

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  • Filtering signal in the wavelet domain, by the frequency components acceptable for ear from the original speech, is a simple and effective speech denoising method.

    利用特性信号进行滤波,可语音中提取人耳能接受频率成份一种简单有效的语音去噪算法。

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  • In this paper, a digital image blind watermarking algorithm is proposed based on neighboring relation in wavelet transform domain which can detect watermarking without using the original image.

    阐述水印算法的实现过程,提出一种基于邻近关系的小数字图像水印算法算法在水印检测过程中不需要原始图像。

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  • TEMPLAR employs minimum description length (MDL) complexity regularization to learn a template with a sparse representation in the wavelet domain.

    TEMPLAR采用最小描述长度(mdl)复杂性正规化学习稀疏表示小波模板

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  • To fuse different multi-focus images effectively, an adaptive fusion method of multi-focus images based on regional features in wavelet domain is proposed.

    为了对不同聚焦图像进行有效融合提出了小波域中基于区域特征自适应多聚焦图像融合方法

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  • The statistics modeling method of underwater noise signal is studied. The hidden Markov tree model in wavelet domain is adopted to model the sea noise and various ship-radiated noise.

    研究了基于小波多尺度树结构水下噪声信号统计概率模型建模方法

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  • There are so many digital watermark algorithms at present. The typical examples are the airspace algorithm, transform domain algorithm, wavelet domain algorithm and beyond wavelets algorithm.

    目前出现多种数字水印算法典型的水印算法空域算法变换算法、小域算法、小波域算法等。

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  • There are so many digital watermark algorithms at present. The typical examples are the airspace algorithm, transform domain algorithm, wavelet domain algorithm and beyond wavelets algorithm.

    目前出现多种数字水印算法典型的水印算法空域算法变换算法、小域算法、小波域算法等。

    youdao

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