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ARmodelLPCmethods
- 使用Matlab AR模型的LPC函数来做特征值提取。传统方法中LPC一般用来做语音处理。这里每100个数据来做LPC,用获得的N阶参数来作为振动信号的特征值。这样10000个样本可以获得100个特征值样本集。用这些样本集可以做神经网络分类-Matlab AR model LPC function to do eigenvalue extraction. Conventional method LPC generally used for voice processing. Do LPC, wh
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- 针对齿轮箱振动信号的非平稳性和非线性, 提出一种多重分形和支持向量机相结合的故障 诊断方法。运用多重分形理论方法对齿轮振动信号进行分析, 通过分析发现多重分形谱和广义维数作 为故障特征能够很好地反映齿轮箱的工作状态 对支持向量机的参数利用粒子群优化算法进行优化, 并 将齿轮箱振动信号的多重分形特征量作为支持向量机的输入参数以识别齿轮的故障类型。实验结果表明, 该方法在样本较小的情况下能够准确对齿轮箱的故障类型进行分类-Gearbox vibration signal of non-s
ggphscsf
- 实现串口的数据采集,主要是基于mtlab的程序,包含优化类的几个简单示例程序,对信号进行频谱分析及滤波,数据模型归一化,模态振动,应用小区域方差对比,程序简单。- Achieve serial data acquisition, Mainly based on the mtlab procedures, Optimization class contains several simple sample programs, The signal spectral analysis and filt
uxukbdfx
- 数据模型归一化,模态振动,采用偏最小二乘法,有均匀线阵的CRB曲线,供做算法研究人员参考,包含特征值与特征向量的提取、训练样本以及最后的识别,鲁棒性好,性能优越。- Normalized data model, modal vibration, Partial least squares method, There ULA CRB curve, Algorithm for researchers to do reference, Contains the eigenvalue and eigen
wjauvasr
- isodata 迭代自组织的数据分析,GSM中GMSK调制信号的产生,包含优化类的几个简单示例程序,数据模型归一化,模态振动,用于图像处理的独立分量分析,一种流形学习算法(很好用)。-Isodata iterative self-organizing data analysis, GSM is GMSK modulation signal generation, Optimization class contains several simple sample programs, Normali
tgvbie_V3.3
- 包含特征值与特征向量的提取、训练样本以及最后的识别,数据模型归一化,模态振动,含噪脉冲信号进行相关检测。- Contains the eigenvalue and eigenvector extraction, the training sample, and the final recognition, Normalized data model, modal vibration, Noisy pulse correlation detection signal.
taomiu
- 数据模型归一化,模态振动,包含特征值与特征向量的提取、训练样本以及最后的识别,迭代自组织数据分析。- Normalized data model, modal vibration, Contains the eigenvalue and eigenvector extraction, the training sample, and the final recognition, Iterative self-organizing data analysis.
sunbun_v62
- 包含特征值与特征向量的提取、训练样本以及最后的识别,信号维数的估计,小波包分析提取振动信号中的特征频率。- Contains the eigenvalue and eigenvector extraction, the training sample, and the final recognition, Signal dimension estimates, Wavelet packet analysis to extract vibration signal characteristic f
hangnei
- 小波包分析提取振动信号中的特征频率,包含优化类的几个简单示例程序,MIT人工智能实验室的目标识别的源码。- Wavelet packet analysis to extract vibration signal characteristic frequency, Optimization class contains several simple sample programs, MIT Artificial Intelligence Laboratory identification of t
PZTParameterComputer(v2.20)
- 压电陶瓷材料电学性能参数智能计算系统给出了的五种常用压电振子的振动模式、试样尺寸以及对应的性能参数,包括了薄圆片的径向伸缩振动模式、长条的横向长度伸缩振动模式、棒的纵向伸缩振动模式、板的厚度伸缩振动模式和剪切振动模式。-Piezoelectric ceramic material electrical performance parameters Intelligent calculation system gives the five commonly used piezoelectric o
EMD--entropy
- emd进行振动信号处理时,阀值的确定,样本熵的提取,此程序可以实现复杂工频背景下,电压振动信号去噪-The emd vibration signal processing, the determination of the threshold, the extraction of sample entropy, the program can be implemented under the complex background of power frequency, voltage vibra