1) wavelet scalogram
小波量图
1.
Wavelet ridge is extracted from normalized wavelet scalogram by using the projection method.
采用解析小波将该类系统的响应分解到时间-尺度域,计算归一化的小波量图,采用能量在尺度轴上的投影与最大值结合的快速算法抽取小波脊,并从小波脊对应的对数幅度量图中估算出各模态的阻尼比。
2) wavelet
小波
1.
Whole-band ANC system with the FX structure based on wavelet packet decomposition;
一种小波包分解的FX结构全频带ANC系统
2.
Ultrasonic Signal Compression Based on Adaptive Wavelet Thresholding;
铝合金锻件超声信号的自适应小波压缩方法
3.
Application of wavelet multiresolution analysis to detecting thickness of coal seam;
小波多尺度分析在煤厚探测中的应用
3) wavelet analysis
小波
1.
In data processing,the wavelet analysis was used for the differential spectral data,so the noise was reduced and the precision of analysis was improved.
在数据处理过程中,对微分光谱数据进行了小波去噪处理,使信噪比得到了增加,从而使分析精度得到了改善。
2.
Based on wavelet analysis for the signal characteristics and the wheel flat abrasion characteristics, the distributed multi-S.
采用小波分析与支持向量机 (SVM)相结合对列车车轮擦伤进行自动识别。
4) wavelets
小波
1.
The Smoothing of B-Splines Based on Wavelets;
基于小波分析的B样条曲线的光顺
2.
Construction of symmetric and anti-symmetric semi-orthogonal wavelets with dilation factor 3;
三进制对称和反对称半正交小波的构造
3.
Condition of Mirror Filter s Convergence to Wavelets and Construction of Wavelet;
镜像滤波器收敛到小波的条件及小波的构造
5) wavelet transform
小波
1.
Research about speech enhancement based on wavelet transform;
基于小波变换的人声语音增强技术研究
2.
A Study of Small Target Detection Based on Wavelet Transform;
基于小波变换的小目标检测方法研究
3.
The algorithm is improved according to the theories of wavelet analysis and artifical immune system, a new efficient fault diagnosis system based on the wavelet transform and immune system is presented.
根据小波分析和人工免疫系统的原理,提出了一种基于小波变换和免疫系统的故障诊断系统。
6) wavelet and wavelet packets
小波和小波包
1.
A series of techniques,such as WVD(wigner-ville distribution),STFT(short-time fourier transform),wavelet and wavelet packets analysis,were adopted for processing nonstationary dynamic signals.
以大型电铲为例，采用ＷＶＤ（Ｗｉｎｇｅｒ－Ｖｉｌｌｅｄｉｓｔｒｉｂｕｔｉｏｎｓ），ＳＴＦＴ（ｓｈｏｒｔｔｉｍｅｆｏｕｒｉｅｒｔｒａｎｓｆｏｒｍ），小波和小波包分析构成处理非平稳动态信号系列技术，揭示变工况（变速、变负载、非平稳、非线性）状态下，大型电铲提升系统工作时出现的摩擦、冲击、磨损、附加脉冲及轴承早期故障等的特征，结果表明对非平稳运行工况是能够监测诊断的。
参考词条
补充资料：图的减缩图(或称图子式)
图的减缩图(或称图子式)
minor of a graph
图的减缩图(或称图子式)【.皿以ofa脚户;MHHoPrpa中a」【补注】设G是一个图(graph)(可以有环及多重边).G的一个减缩图(nullor)是从G中接连进行下述运算而得的任何一个图: i)删去一条边; 五)收缩一条边; 说)去掉一个孤立顶点. NRobe由on与P.D.Se脚aour的图减缩定理(脚Ph nl的。r theon习11)如下所述:已知有限图的无穷序列G，，GZ，…，则存在指标i
说明：补充资料仅用于学习参考，请勿用于其它任何用途。