crack detection; feature extraction; wavelet transforms; Daubechies wavelet; MMM signals de-noising; MMM testing; energy increment feature; flux leakage magnetic method; metal magnetic memory signals; multiscale wavelet analysis; pipeline crack defect signals feature extraction; signal inspection technology; stress concentration region; wavelet packet frequency bands energy method; wavelet packet function; wavelet packet transformation; frequency bands energy; metal magnetic memory; pipeline; signal; wavelet packet;
机译:基于改进的FAST-ICA和小波包能量的方位AE信号特征提取方法
机译:利用小波包分解从阻抗信号中可靠地提取特征,并应用于细胞毒性测试
机译:基于稀疏码收缩和小波包滤波的弱裂纹信号提取
机译:基于小波包频带能量的MMM测试流水线裂纹缺陷信号的特征提取
机译:字典投影追踪:一种用于声谱特征提取的小波包技术。
机译:基于EMD和小波包的焊接裂纹声发射信号降噪
机译:基于小波包分析的管道缺陷磁存储器测试信号特性研究