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- The charaters after affine transformation can also be recognized by a dyadic wavelet affine invariant function. 仿射变换后的汉字或其它图像可用多尺度小波的仿射不变函数进行对比识别。
- Firstly calculate the absolution of the source speech signal, then analyze the absoluted signal in the dyadic wavelet domain. 首先对原始语音信号取绝对值,然后对其进行小波变换,认为8阶小波变换绝对值的极大值点对应于原始语音的音素分段点。
- Multiscale edges of a signal can be detected by using extrema or zero-crosings of dyadic wavelet transform. 本文通过二进小波变换极值或零交叉点可获取信号的多尺度边缘,由此得到信号的绝大部分信息。
- Abstract: Multiscale edges of a signal can be detected by using extrema or zero-crosings of dyadic wavelet transform. 摘 要: 本文通过二进小波变换极值或零交叉点可获取信号的多尺度边缘,由此得到信号的绝大部分信息。
- Generalized dyadic wavelet is given, and its application in signal processing is disussed. 本文给出二进小波的推广;并讨了在信号处理中的应用.
- Then fringe gray extremum curves have been extracted by two kinds of methods respectively on the basis of Yatagai and Haar dyadic wavelet. 运用基于Yatagai和基于Haar二进小波变换的两类方法分别实现了条纹极值线的提取,提出了改进的Hildith细化算法,运用旋转滤波法消除伪分叉点;
- A reconstruction algorithm by cubic spline function interpolation, which is used to recover a signal from its dyadic wavelet transform extrema is proposed in this paper. 本文提出了用样条插值重构算法来实现由信号二进小波变换极值点重构原始信号。
- The basic conception of dyadic wavelet transform is introduced The practical expression of dyadic discrete wavelet transform of digital signal is presented. 介绍了二进小波变换的基本概念,给出了数字信号二进离散小波变换的实用表达式。
- Based on dyadic wavelet and Multiresolution Approximation theory, dyadic networks and dyadic fuzzy systems represent the approximation of the target function. 根据二进小波理论和多分辨率分析理论,二进网络和二进模糊系统能够逼近目标函数的概貌部分。
- Dirivatives of cardinal B-splines are proved to be dyadic wavelets. 文章证明,基数B样条的各阶导数是一类二进小波。
- In order to overcome the disadvantages of low accuracy, high complexity, and lack of robustness in many actual pitch detection algorithms, a new algorithm for pitch detection on the basis of local modulus maxima of dyadic wavelet transform was presented. 摘要为了克服目前诸多基音周期检测算法精度低、计算复杂度高、鲁棒性差的缺点,研究了一种采用二进小波变换模极大值进行基音周期检测的算法。
- A segmentation method based on the dyadic wavelet transform in 2-D is introduced in this paper.The first step is to find all the edge pixels of the FMI image using the 2-D wavelet transform. 本文给出的方法,考虑图像像元邻域的特征,应用二维小波变换求出目标与背景边缘的点集,按这个边缘点集的坐标点所对应的原图像像素灰度值的平均值作为分割阈值进行图像分割。
- Image denoising technique based on dyadic wavelet 基于二进小波的图像去噪技术
- DENOISING VIA DYADIC WAVELET TRANSFORM 基于二进小波变换的信号去噪
- 3D dyadic wavelet transform(DWT) 3D二进小波变换
- Image Interpolation Based on Dyadic Wavelet Transform 基于二进小波变换的图像插值方法
- The Segmentation of FMI Image Based on 2-D Dyadic Wavelet Transform 基于二维小波变换的FMI图象分割(英文)
- Keywords Dyadic wavelet transform;Modulus Maximum;De-noise; 二进小波变换;模极大值;去噪;
- On Phase Holding by Dyadic Wavelet Double Transform in Vibration Signal Detects 二进小波振动检测中低频保相的二次变换处理
- A Reconstruction Algorithm from Signals'Dyadic Wavelet Transform Extrema 由信号二进小波变换极值重构信号的样条插值算法