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- Wavelet filtering and averaging method are used to extract the weak VEP signal from strong background noise. 采用累加平均和小波滤波提取强噪声背景下微弱的视觉诱发电位。
- Using the proposed entropy minimization rule, the parameters of the wavelet filter are optimized. 采用最小熵方法对小波滤波器参数进行优化。
- Compute the cross correlation coefficient [17] between ECG signal and selected wavelet filter. 请问大侠，怎么求给定信号与小波滤波器之间的互相关系数?
- Wavelet filter method is discussed synchronously, chaotic unstable trajectory is controlled by actual inventory management chaotic model. 并讨论小波滤波法 ,成功实现了混沌不稳定周期轨道的稳定控制方法 ,并以具体的财产管理混沌模型为例验证所提出的方法
- Methods to select wavelet filter and to design optimum scale quantizer are presented.Furthermore, wavelet coefficients of DEM are analyzed deeply. 文中主要研究了小波滤波器的选取、最优标量量化器的设计等问题，并对DEM小波分解系数进行了深人的分析。
- According to the wavelet filter design,we put forward a method for constructing integral biorthogonal wavelet filter based on image compression. 根据小波滤波器设计,提出了一种基于图像压缩的构造整数双正交小波滤波器的设计方法。
- In this paper, a novel construction of bivariate orthogonal compactly supported wavelet filter based on the cosine function is proposed. 摘要本文提出了一种基于余弦函数的二元紧支撑正交小波滤波器的构造方法。
- As a case study, a previously unpublished 17/11 biorthogonal wavelet filter bank with rational coefficients is constructed, which has optimum coding gain. 作为构造实例，构造出一种新的有理系数17/11双正交小波滤波器，它具有优化的编码增益。
- The performances of PAPR in different kinds of wavelet filter bank are compared.A companding technique, by which the PAPR of WPM signal can he reduced, is proposed. 并对不同小波滤波器组的PAPR性能进行了比较，提出了种能有效减小WPM系统的峰均比的压缩扩展算法。
- 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。
- Firstly, the image is smoothed with the adaptive wavelet filter;the multiple speckles are removed while the edge property of SAR images is sustained.It made the detection easier. 首先采用自适应小波滤波方法对图像进行滤波，在保留图像细节的前提下有效地去除了图像中的乘性噪声，使后续的检测变得相对容易。
- Fourth, the wavelet filter banks is constructed and the two-dimensional separable wavelet transform of the image is realized by the wavelet filter banks. 第四步，构造小波滤波器组，并利用小波滤波器组对产品图像实现二维可分离小波变换；
- The key idea of the lifting scheme is to construct wavelet filters by several predict operators and update oper- ators. 提升框架的核心思想是通过有限步预测和更新来构造小波滤波器。
- The demodulation in distributed sensor system is a difficulty. The optical wavelet filter is designed to improve imbalanced and nonlinear optical signal efficiently and the optical wavelength absolute code is completed. 针对分布式传感系统中的解调问题 ,设计了光学小波滤波器 ,有效地改善了非平衡、非线性光学信号的干扰 ,实现了光学波长绝对编码。
- Due to the uncertainty of parameters of the Bernstein polynomial, a design method for optimizing wavelet filter while maintaining the property of EBFB based on genetic algorithms is presented. 针对伯恩斯坦多项式中参数的不确定性,提出了一种基于遗传算法的具有EBFB特征的小波滤波器优化设计方法。
- An algorithm for constructing adaptive wavelet filters was proposed, and applied to multivariate calibration of the near infrared (NIR) spectra. 摘要实现了一种构建自适应小波滤波器的方法，并将其用于近红外光谱数据的多元校正。
- The merit of the method is that it can construct wavelet filters adaptive to the character of specific spectra based on an objective function. 该方法根据一定的目标函数，针对信号的特性自适应地构造小波滤波器。
- We use Lena as the standard train image, make the compression rate as parameter, apply the genetic method and find the optimization of biorthogonal wavelet filter banks that maximizes the PSNR. 然后以压缩比为参数 ,通过得到最大的峰值信噪比来寻找最优的双正交小波基 ,从而将复杂的多输入 ,两输出问题简化为多输入单输出的最优化问题 ;
- In this paper,we consider the factorization of polyphase matrix of a class of orthogonal symmetric multi-band wavelet filter banks,and construct a class of filter bank with freedom parameter. 本文考滤了一类多带正交对称小波滤波器对应多相矩阵分解结构,系统地构造了一类具有自由参数多带小波滤波器簇,以4带小波为例得到了用参数角表示的一类正交对称滤波器序列。
- The Elementary Theory of Optical Wavelet Filtering 光学小波滤波理论初探
