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- optimal wavelet denoising 最优小波去噪
- The results indicates that wavelet denoising is more advantaged than the Fourior transform. 仿真结果表明小波变换去除噪声的效果比传统的 Fourior变换方法具有极大的优越性。
- The principal of wavelet denoising is introduced and the replicability of GPS multipath effect in dynamic environment is discussed firstly. 介绍了小波滤波去噪的原理并讨论在动态环境下GPS多路径效应的重复性问题。
- The wavelet denoising method has the adaptive and multi-resolution feature,fit for the filtering of nonstationary signal. 小波分析降噪方法具有自适应和多分辨率分析的特点,适合于对非平稳信号进行滤波处理。
- This paper proposes a blind image restoration algorithm iteratively using wavelet denoising and total variation regularization. 该文提出了一种交替使用小波去噪和全变差正则化的盲图像恢复算法。
- Experimental result shows that this algorithm yields higher PSNR compared to other adaptive wavelet denoising algorithms. 仿真结果表明,该算法与其它自适应门限去噪算法相比,去噪后的图象具有更高的峰值信噪比(PSNR)。
- 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。
- Numerical experiments show that the second-generation wavelet denoising can effectively reduce the edge effect with fewer decomposition layers, making EMD more practical. 仿真实验表明,同等条件下用第二代小波能有效减少EMD的分解层数,提高分解效率,同时能降低边界效应的影响,使EMD更具实际应用价值。
- Upon this basis a concept of DWPT-based wavelet packet multicarrier transmission system is established,and the optimal wavelet packet multicarrier modem technique is proposed. 在此基础上建立起基于DWPT的小波包多载波传输系统的概念,提出了最佳小波包多载波调制解调技术。
- According to the least quantization error criterion of optical wavelet filter in space domain and frequency domain, an optimal wavelet was constructed based on lifting algorithm. 根据光学小波滤波器的空、频域量化误差最小原则,基于提升算法,构造出空、频域量化误差最小的最优小波。
- Several typical nonlinear denoising methods for digital radiographic information processing were introduced, including median filter, homomorphic filter, wavelet denoising and morphologic filter. 摘要阐述了几种常用于数字射线成像信息处理的非线性滤波降噪法,包括中值滤波、同态滤波、小波降噪和形态滤波法。
- By the method of transforming training sequences and calculating the mean square error of the demodulated signal in each subband branch, the optimal wavelet packet best-tree could be decided. 该算法在不增加传输系统复杂度的条件下,通过发送训练序列,并计算各个小波树分支解调信号的均方误差,从而确定最佳树优选分解。
- Novel Wavelet Denoising Based on Wallis Filter 基于Wallis滤波的改进小波去噪方法研究
- The characteristics of different denoised signals were compared by the use of several index, such as SNR, RMSE and Lipschitz exponent, and the optimal parameters of wavelet denoiseing. 利用信噪比、均方根误差和李氏指数等指标作为评判标准,比较了不同去噪信号的特征,并确定了最佳的小波去噪参数。
- Wavelet Denoising for a Strapdown North Finder 小波去噪技术在捷联寻北仪中的应用
- Operator Description of Image Wavelet Denoising 图像小波去噪的算子描述
- Optimal Wavelet Pulse Shaping in Multi-path Channel 多径信道的最佳小波波形
- Optimal Wavelet Packet Transform 最佳小波包变换
- optimal wavelet packet best-tree 优选树
- We resolve the edge problem of EMD by using the second-generation wavelet denoise technique. 该文提出先用第二代小波对信号去噪,再运用EMD。