Assisted by other bands high frequency geometric information, reconstruct noise band image with wavelet reconstruction filter to de-noise noise band image.
以其他波段的几何信息辅助噪声污染波段重构,经过相应的小波重构滤波器滤波,获得该波段图像的重建以进行消噪。
Theoretic calculation show that wavelet can be reconstruct from double spectrum of theoretical seismic data for seismic wavelet with different characters.
理论计算表明,对不同性质的地震子波,均可从理论地震记录的双谱中重构子波。
During detection of asynchronous motor rotor-bar broken fault, the signal of current was reconstruct after decomposed by best wavelet packet and adaptive filtered.
在异步电机转子断条故障检测中,将原信号最优小波包分解,经自适应滤波后再信号重构。
Import magnitude reconstruct method to estimation wavelet base on high-order statistics after phase estimation theory, and perfecting the method of estimation wavelet though high-order statistics.
继高阶统计地震子波相位估计方法之后,将基于高阶统计的幅值重构方法也引入其中,从而完成了完整的高阶统计地震子波估计理论。
Wavelet frame redundancy leads to robustness, that wavelet transform coefficient obtained in low accuracy can be used to reconstruct original signal in comparative high accuracy.
小波框架的冗余可导致鲁棒性,冗余使得低精度下获得的小波系数能在相对高的精度下重建原始信号。
The experiments show that the new algorithm can reconstruct data precisely, and avoid data submergences in irregular wavelet transformation efficiently, and prolong the life of network effectively.
模拟实验表明,该算法能精确重构数据区域,避免非规则小波变换中的数据淹没现象,并能有效地延长网络生存时间。
This method is a stable and approximate description. We can reconstruct signal by using alternative projection algorithm from the wavelet transform with local maximum value.
小波变换局部极大值描述是信号的一种稳定的、近似的描述,可以利用交替投影算法从小波变换局部极大值描述来重构信号。
Second, the wavelet coefficients are reconstruct based on the top few principle components and the local noise energy is estimated based on the mean energy of reconstructed wavelet coefficients;
然后以主分量对小波系数进行重建的平均能量作为局部噪声能量的估计;
Second, the wavelet coefficients are reconstruct based on the top few principle components and the local noise energy is estimated based on the mean energy of reconstructed wavelet coefficients;
然后以主分量对小波系数进行重建的平均能量作为局部噪声能量的估计;
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