The theory and method of wavelet packet decomposition and its energy spectrum dealing with the coal-rock Interface Ident......

As an important component of automobile,rolling bearing has a great impact on the safety of vehicle and occupants.At pre......

The defect echo signals are often polluted by power frequency of scan system and background noise when detecting interna......

Long-term prediction is a key problem in real-time video traffic applications.Most of real-time video traffic belong to ......

在混凝土结构的雷达检测中,钢筋的准确定位是检测的重点.由于雷达波在混凝土中传播时,能量不断的衰减,且波速随深度的变化而变化,......

It is nondestructive and rapid method to predict TIN (Total Nitrogen) content of soil in real time using NIR (Near Infra......

针对传统故障识别方法过程复杂、用时长、准确率低等问题,提出了一种基于小波包分析和支持向量机的光纤故障自动识别方法。对光时......

以平抑风电场有功功率波动为目标,利用小波包分解风功率信号得到功率波动超限分量,使用高阶统计量分析各个分量获取特征值,采用支......

提出一种基于小波包变换(WPT)的分数阶光学图像加密方法。利用WPT能够对图像多层次分解的特性,结合分数傅里叶变换(FRFT)的灵活性,......

Based on wavelet packet decomposition (WPD) algorithm and Teager energy operator (TEO), a novel gearbox fault detection ......

为减小风电场输出功率波动对电网的影响,以电池⁃超级电容组成的混合储能系统为基础,采用风电并网功率波动约束的小波包自适应算法......