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- Wavelet decomposition packet 小波包分解
- Laplacian image fusion, contrast modulation fusion and image fusion technology based on wavelet decomposition are studied emphatically. 重点研究了拉普拉斯图像融合、对比度调制融合、基于小波分解的图像融合技术。
- The stage 1 extracts extrema from wavelet coefficients of images after wavelet decomposition to locate face. 阶段一由分解后的小波系数取极值藉以框出初步的人脸。
- The comparison experiments show that the optimal wavelet decomposition level for multi-focus image fusion of 5 levels. 对比实验结果表明，多聚焦图像融合的最佳小波分解层数为5层。
- This Paper analyses the wavelet theory and FWT algorithm.The implementation of the wavelet decomposition and reconstruction is mainly explored. 文中对小波理论和快速小波变换算法进行了分析，着重阐述了信号的小波分解与重构过程的实现。
- Lifting with several filter components, which can be used wavelet decomposition, remodeling, compression, segmentation, etc. 小波提升框架，用几个滤波器组成，可以用于小波的分解，重构，压缩，分割
- For the nonstationarity and spectrum chaos of the bearing vibration signal, threshold denoising based on wavelet decomposition was put forward. 针对轴承振动的非平稳性特点和频谱成分的混杂性，提出了基于小波的信号自适应阈值降噪法。
- The new algorithm decomposes noisy signal in time phase and suppress deform quantum of wavelet decomposition coefficients in frequency phase. 新算法在时域上对含噪信号进行分解，在频域上对各层的小波分解系数的畸变量进行抑制。
- By use of wavelet decomposition reconstruction algorithm, the vibration signal is de noised and the signal noise rate is improved, the loss is low. 利用小波分解重构算法 ,对振动测试信号进行去噪处理 ,改善测试信号的信噪比 ,减少信号损失。
- For the nonstationarity and spectrum chaos of the bearing vibration signal,threshold de-noising based on wavelet decomposition was put forward. 针对轴承振动的非平稳性特点和频谱成分的混杂性,提出了基于小波的信号自适应阈值降噪法。
- To extract target feature of infrared image with low SNR, a new scheme based on combination of wavelet decomposition and energy feature is proposed in this paper. 为提取低信噪比红外雷场图象中的目标,采取了一种基于小波分解和能量特征的目标提取方法。
- Abstract： A fast algorithm for wavelet decomposition and reconstruction of quasi-uniform bicubic B-spline surfaces is a key part of B-spline multiresolution modeling. 摘 要： 准均匀B样条曲线小波分解与重构的快速算法可以拓广到张量积B样条曲面，而曲面小波分解与重构的快速算法是曲面多分辨造型的关键。
- Based on the wavelet decomposition of PD signal and white noise, a new method of transformer PD de-noising using the best wavelet for every layer is proposed. 在对局部放电信号和白噪的小波分解特性进行分析的基础上，以减小去噪对局部放电脉冲幅度误差和波形畸变为目标，提出了逐层最优小波算法。
- Abstract： This Paper analyses the wavelet theory and FWT algorithm.The implementation of the wavelet decomposition and reconstruction is mainly explored. 摘 要： 文中对小波理论和快速小波变换算法进行了分析，着重阐述了信号的小波分解与重构过程的实现。
- Noise and background clutter are inhibited by frequency band selection carried out by multi-resolution analysis based on orthogonal wavelet decomposition. 摘要采用基于正交小波分解的多分辨率分析实现频带选择，抑制噪声和背景杂波；
- A fast algorithm for wavelet decomposition and reconstruction of quasi-uniform bicubic B-spline surfaces is a key part of B-spline multiresolution modeling. 准均匀B样条曲线小波分解与重构的快速算法可以拓广到张量积B样条曲面，而曲面小波分解与重构的快速算法是曲面多分辨造型的关键。
- It is then subject to such mathematical indignities as wavelet decomposition, multi-resolution Fourier analysis, polyphase filtering and discrete cosine transformation. 接下来它还要经过一些数学处理程序，比如小波分解，多重分辨率傅立叶分析，多相过滤，离散余弦变换等。
- Huiying Liang.Iire artimo."A heart sound feature extraction algorithm based on wavelet decomposition and reconstructin,"IEEE,vol.20,no,3,PP.1539-1541,1998. 李勇;高小榕;郭爱雯.;基于连续小波变换得心音信号时频分析
- Wavelet decomposition technology has powerful removing noise function,and the preoperative methods based on the wavelet technology is applied for the monitoring data. 从小波分解技术的强大的去噪功能出发,提出了基于小波技术的监测数据前处理方法。
- I have a coupon for ten pence off a packet of soap. 我有一张优惠券，买一盒肥皂可以便宜十便士。
