Walsh transform
英
美 [wɔlʃ trænsˈfɔːrm]
网络 沃尔什变换; 沃尔什转换
双语例句
- A novel iris texture feature extraction algorithm based on pixel's directional relativity and local walsh transform was presented according to analyze iris texture units.
通过对虹膜纹理单元的分析，提出一种基于像素方向相关性和局部沃尔什变换提取虹膜纹理特征的新方法。 - Joint application of wavelet transform and Walsh transform for automatic segmentation of well logs
小波变换和沃尔什变换在测井曲线分层中的联合应用 - Using Walsh transform to improve signal-to-noise ratio of seismic data
利用沃尔什变换提高地震资料信噪比 - A method based on fast Walsh transform for the repeats masking off was proposed to deal with the repeats during the sequence assembly.
针对序列拼接中的重复序列问题，提出了一种基于快速沃尔什变换的重复序列屏蔽方法。 - A Novel Blind Source Separation Algorithm in Walsh Transform
一种Walsh变换域的盲源分离算法 - Application of Walsh transform to the long-range forecasting of Precipitation Fields
沃尔什变换在降水场的长期预报中的应用 - A Novel Iris Recognition Algorithm Based on directional feature and Local Walsh Transform
基于方向特征和局部walsh变换的虹膜识别新算法 - Two Dimensional Discrete Walsh Transform Based on Multi-Channel Volume Holographic Correlator
基于多通道体全息相关器的二维离散沃尔什变换 - Application of Walsh transform for the ldentification of rock boundaries with logging data
沃尔什变换在测井曲线分层中的应用研究 - An Algorithm of Walsh Transform Matrices of Paley and Walsh Ordering
Paley定序法和Walsh定序法的Walsh变换方阵的一种算法 - The applications of Walsh transform and artificial neural network to identify the rock stratum and lithology automatically
应用瓦尔什变换和人工神经网络划分岩层和岩性识别 - Application of Walsh transform to recognition of log facies
沃尔什变换在油田测井相识别应用中的研究 - Using Walsh transform and grey system theory, a new method is introduced for reconstructing the lithological profile from log data.
提出了利用沃尔什变换和灰色关联系统来重建钻孔岩性剖面的新方法。 - Study on Implementation of DDC Based on Walsh Transform
Walsh变换在数字下变频中的应用研究 - The CCK demodulator is based on a Fast Walsh Transform ( FWT) block, with a novel algorithm used to reduce the hardware complexity.
CCK解调器包含快速Walsh变换（FWT）结构和符号判决单元，采用了一种新的算法和结构，降低了硬件复杂度。 - In this article, we propose a fast correlation algorithm of multiple PN code by Fast Walsh Transform ( FWT).
本文提出了一种利用快速沃尔什变换（FWT）实现对复合码进行快速相关的算法。 - The method for vortex-geophone's parameters test in time domain based on Walsh transform is proposed in this paper.
给出了基于沃尔什变换的涡流检波器参数测试的时域方法。 - On Texture Feature Extraction Based on Local Walsh Transform
基于局部沃尔什变换的纹理特征提取方法研究 - Finally, the thesis improves the method, integrating Walsh transform truncation method and a novel quadtree storage structure with tradition fractal image compress.
最后，论文用Walsh变换截断方法和一种新的四叉树存储结构与传统分形图像压缩方法相结合，对方法进行了改进。 - The one-dimensional and two-dimensional Walsh transform and the fast algorithm was discussed in detail based on the Walsh function definition and creation.
详细归纳了Walsh函数的几种定义方式，并从演化数学的角度详细讨论了离散Walsh函数的两种演化生成方式，并在此基础上对一维和二维Walsh变换及其快速算法设计进行了讨论。 - Research on feature extraction of impulse signal using Walsh transform
Walsh变换对冲击信号序列特征提取的研究 - In this paper The Copy Theory of Walsh Function is discussed further and applied in Rade-macher/ Walsh transform matrix.
本文进一步计论了沃尔什函数复制理论，提出了复制距离的新概念及用异或运算复制生成结果序列的新看法，并将它应用于Rademacher/Walsh变换矩阵中。 - This thesis has been studied the walsh transform in integer residue class ring.
本文研究了整数剩余类环上沃尔什变换技术。 - The spectral transform methods we research hear are Walsh transform, Haar transform, Reed-Muller transform and Arithmetic transform. We mainly research the Walsh transform.
本文研究的谱变换方法是Walsh变换、Haar变换、Reed-Muller变换、Arithmetic变换，主要研究Walsh变换。 - A new texture feature extraction method using Local Walsh Transform ( LWT) is presented. The definition of LWT is given. The statistical properties of LWT coefficients are analyzed.
介绍了一种利用局部沃尔什变换（LWT）提取图像纹理特征的新方法，给出LWT的定义，并分析了LWT系数的统计特性及其各阶矩的纹理鉴别性能。 - Through the medium of walsh transform, the logical differential equation can be transformed into algebraic equation.
通过沃尔什变换，逻辑微分方程能够转换为代数方程。 - So we often use a variety of image-transform methods such as Fourier transform, Walsh transform, wavelet transform, discrete cosine transform and so on, which will convert the spatial domain to the transform domain.
因此往往采用各种图像变换的方法，如傅里叶变换、沃尔什变换、小波变换、离散余弦变换等，将空间域的处理转换为变换域处理。 - After conduct Discrete Walsh Transform, one of the integer transform, this thesis further introduces a transform domain information hiding method that can also be used for vector CAD drawings.
并通过推导离散沃尔什等整数变换，进一步提出了变换域上矢量CAD图纸信息隐藏方法。 - Local Walsh transform belongs to the digital image processing family, and it has better texture discrimination performance compared with other texture feature extraction methods.
局部沃尔什变换属于数字图像处理方法的一种。与其他纹理特征提取方法相比，该方法提取的特征具有更好的纹理鉴别性能。 - We propose an algorithm for white matter segmentation of brain MR image based on local Walsh transform and non-negative matrix factorization.
提出了基于局部沃尔什变换和非负矩阵分解的核磁共振图像分割方法。