测量噪声水平 Measurement of acoustic noise level
这也是测量噪声功率谱 noise power spectra ; NPS
噪声测量 [声] noise measurement ; bats survey ; Noise lever measurement
相关测量噪声 Correlated measurement noise
噪声测量仪 noise measuring instrument ; noise measuring meter ; psophometer ; noise measuring set
角速度测量噪声方差 measurement noise variance of angle velocity
噪声测量计 noise survey meter ; noisedosemeter
白噪声测量仪 white noise measuring set
低噪声测量放大器 low noise measuring amplifier
During structural damage identification, the measurement noise has seriously affected the stability and reliability of identification results.
在结构损伤识别过程中,测量噪声的存在严重影响了识别结果的稳定性和可靠性。
参考来源 - 基于概率统计方法的结构损伤识别研究However, in Kalman Filter models, observation equation must be linear,dynamic noise and measurement noise must be white noise, but practically, betweenthe observational quantity and state parameter is nonlinear function.
然而在卡尔曼滤波模型中，要求观测方程是线性形式、动态噪声和测量噪声是白噪声，而实际的观测量与状态参数间是非线性函数。
参考来源 - 动态定位中的卡尔曼滤波研究·2,447,543篇论文数据，部分数据来源于NoteExpress
同时，为抑制系统外部干扰和测量噪声，在控制系统中加入了滤波环节。
Meanwhile, to suppress external interference and measurement noise, a filter is added into control system.
测试信息不完备、测量噪声等因素是制约结构损伤识别方法应用的主要难点。
Some factors, such as incomplete measurements, measurement noise, are main difficulties confronted in damage identification method for application.
结果表明，在无测量噪声条件下，本文所提出的公式是理论上的精确表达式。
The simulation results indicate that the derived formulas are theoretically precise when there is no measured noise.
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