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- Secondly, we utilize periodic cardinal interpolatory wavelet as directional orthogonal wavelet basis, which is sensitive to the direction, to locate the sound source. the result is presented. 对声音信号的位置进行了检测,给出了实验结果。
- Construction of adapted orthogonal wavelet bases for fabric defect inspection 织物疵点检测中自适应正交小波基的构造
- compactly supported orthogonal wavelet bases in frequency domain response 频域紧支集小波基
- orthogonal wavelet bases 正交小波基
- Orthogonal wavelet basis 正交小波基
- The most important thing in using CWT is to select proper wavelet base. 运用连续小波变换提取故障特征最重要的是选择合适的小波基函数。
- The construction of the B-spline wavelet is simple, and it has better stability than the orthogonal wavelet. 摘要与正交小波相比,样条小波构造简单,对信号的重构具有更好的稳定性。
- Wavelet packet is used for noise speech decomposition,which is better than the traditional orthogonal wavelet threshold de-noising method. 采用小波包对含噪语音进行分解,克服了传统的正交小波变换的缺陷。
- A wavelet multiscale inversion (WMI) method using the orthogonal wavelet transform is applied to inverse two dimension seismic waveform. 多尺度反演具有对初始模型依赖性低、收敛速度快、反演结果稳定等优点,是一种很有希望的反演方法。
- Aiming at M-QAM signal, WT-MMA (orthogonal Wavelet Transform based Multi-Modulus blind equalization Algorithm) is proposed. 4.;针对高阶QAM信号;提出了基于正交小波变换的多模盲均衡算法。
- In recent years, M-band orthonormal wavelet bases, due to their good characteristics, have attracted attention. M带正交子波基由于所具有的优良特性得到了广泛关注。
- In this paper we consider solving two-dimensional elliptic partial differential equation (PDE) via orthogonal wavelet and multigrid methods. 摘要考虑二维椭圆型偏微分方程的数值解。
- At the same time, the selection method of Wavelet bases and hierarchy number is also analyzed here. 同时,分析了在合成脉动风时小波函数基的选取方法和分层数的选取。
- Multi-resolution decomposition of image is carried out with. biorthogonal wavelet transform for avoiding image edge distortion caused by conventional orthogonal wavelet transform. 摘要为了避免常规正交小波变换所引起的图像边缘失真,特别采用了双正交小波变换进行图像的多分辨率分解。
- Though multiscale analysis is applied to logging data generally,the selection of wavelet base is not studied in detail. 多尺度分析方法在测井资料的处理中得到广泛应用,但没有对小波基的选取进行过详细研究。
- This paper analyses characteristics of the biorthogonal wavelet and orthogonal wavelet and the effect of the regularity and vanishing moments of the wavelet when image coding. 通过分析双正交小波、正交小波的特点,以及小波基的正则性和消失矩在图象编码时对恢复图象质量的影响。从而给出了图象编码是选择双正交小波的原则。
- The WBSC method is then extended to linear time-varying systems.Two sets of wavelet bases are now needed in order to capture the time-varying property. 在时变系统部分我们将小波系统描述法加以拓展应用,利用两组的小波基底描述系统之脉冲响应函数,藉以掌握时变特性。
- 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;
- Combining the orthogonal wavelet networks with rough sets theory, a forecasting model of the orthogonal wavelet networks based on rough rets is put forward. 摘要为满足复杂工程预测问题的需要,把粗集理论与正交小波网络相结合,建立了一种基于粗集的正交小波网络预测模型。
- Through extensive experiments, the biorthogonal wavelet base (D5/3) is chose for real-time compression of remote sensing image. 实验结果表明D5/3双正交小波基最适合于遥感图像实时压缩,最后经实验验证其选取是合理的。