精准配接子频带编码 coding, precision adaptive sub-band
精准自适应子频带编码 precision adaptive sub-band coding
精度自适应子频带编码 precision adaptive subband coding
直觉调适子频带编码 Perceptional Adaptive Subband Coding
子频带综合 Sub-band synthesis
子带频谱流量 subband spectral flux
磁振子旁频带 magnon side band
光子频率带隙 Photonic Band Gap ; PBG
首先，运用WBCT对图像进行多尺度多方向分解，提取出各子频带的统计特征量；
Firstly, the method decomposes the coke micrograph with WBCT for multi-scale and multi-direction, and extracts the statistical features from each sub-band.
最后，提出了一种基于子频带特征提取和二叉树结构支持向量机相结合的电能质量多分类方法。
Finally, a method based on sub-band feature extraction and Support Vector Machine with Binary Tree Architecture (SVM-BTA) is presented for power quality disturbances multi-classification.
将信号样本进行小波包变换，并选择最好基，计算各子频带的平均能量，得到14维特征向量。
Signal sample is analyzed through wavelet packet theory, best base is chose, and the average energy of every sub frequency band is calculated, at last 14 links of characteristic vectors are get.
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