nonstationarity
英['nɒnsteɪʃə'nærɪtɪ]
美['nɒnsteɪʃə'nærɪtɪ]
- n.非平稳性
双语例句
- Considering rotation machines like a motor, the vibration signals are of universal nonstationarity and the fault samples are usually very limited.
旋转机械如电机振动信号普遍存在非平稳性,同时对于某台设备已有的故障样本往往非常有限的。 - Secondly, to the nonstationarity of diesel engine noise, this paper focuses on the extraction of time frequency feature using wavelet scalogram.
其次针对噪声信号的非平稳性,研究基于小波尺度谱噪声分量的时频特征分析。
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