Approximate coefficients in low frequency band of two images and the average over absolute wavelet packet coefficients of high frequency brand form a fused coefficients matrix.
对两幅图像低频波段的逼近系数取均值，对高频段选取绝对值大的小波包系数，得到融合系数矩阵。
The incoming 3g could not only support the existing mobile operations, but also broad band video operations high quality voice packet data transmission and real time video communication.
呼之欲出的第三代(3 G)移动通信不仅能提供现有的各种移动电话业务，还能提供高速率的宽带视频业务，支持高质量的话音、分组数据业务以及实时的视频传输。
The characteristic frequency band of the fault can be identified by wavelet packet decomposition and its energy spectrum conveniently, and the quantification analysis are then performed.
应用小波包分解及其能量谱直观地识别出故障的特征频带，并进行了量化分析。
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