1) equivalent measurement noise
等效观测噪声
1.
Then,it presents a new algorithm(MDPDAF)based on the way through which gain matrix is modified by covariance matrix of equivalent measurement noise.
基于定向概率数据关联滤波(DPDAF)算法,根据红外传感器对目标方位角与俯仰角分辨率不同的特性修正了似然函数,并利用等效观测噪声协方差阵修正滤波增益的思想,构造了一种旨在提高红外传感器跟踪性能的修正定向概率数据关联滤波算法。
4) measurement noise
观测噪声
1.
The fusion algorithm of multi-sensor measurement noise update estimate on out-of-sequence;
无序量测下的多传感器观测噪声融合估计
2.
It is well known that the successful applications of the Kalman filter are dependent on whether the prior knowledge of the statistical characteristics of the measurement noise is known.
众所周知,卡尔曼滤波的成功应用需要事先准确知道观测噪声的统计特性。
5) observation noise
观测噪声
1.
The ionospheric delay can be weakened by multi-frequency observations,but pseudorange errors such as multipath errors and observation noises are magnified to different degrees due to using multi-frequency methods.
多频测距系统可以借助多频观测数据削弱电离层延迟的影响,但多频改正算法在改正电离层延迟项的同时会不同程度地放大多路径误差、观测噪声等伪距误差的影响。
2.
The local geoid or gravity anomaly as an example is refined by the fusion of the simulated geoid height and gravity anomaly data,and the effects of observation noise level and non-stationary noise to the data fusion results are analyzed.
以融合大地水准面高和重力异常数据精化局部大地水准面或重力异常为例,利用模拟数据分析了不同大小的观测噪声和非稳态误差对数据融合结果的影响。
6) observational noises
观测噪声
1.
First analyzes the influence of observational noises about temporal correlation for Kalman filter,and gives a recursive formula of Kalman filtering according to linear unbiased minimum variance estimator criterion and a solution of data storage at the same time.
针对一般时间相关观测噪声进行研究,分析它们对Kalman结果的影响,然后根据状态估计为线性无偏最小方差估计的准则,给出测量噪声时间相关时的Kalman递推公式,同时也考虑相关数据的存储问题,最后通过数字模拟验证算法的有效性。
2.
This paper analyses the influence of observational noises about temporal correlation for Kalman Filter firstly.
本文针对一般时间相关观测噪声进行研究,分析了它们对卡尔曼滤波结果的影响,然后根据状态估计为线性无偏最小方差估计的准则,给出了测量噪声时间相关时的卡尔曼滤波递推公式,同时也考虑了相关数据的存储问题,最后通过实例计算验证了算法的有效性。
3.
The research analysed the influence of observational noises about temporal correlation,and gives recursive formula of Kalman Filtering.
在动态定位数据处理中,动态定位的精度和可靠性除受观测偶然误差和系统误差的影响外,还受时间相关的观测噪声的影响。
补充资料：噪声等效声级（简称LEQ）
噪声等效声级（简称LEQ）：是指在规定的时间内，某一连续稳态声的A\[计权\]声压，具有与时变的噪声相同的均方A\[计权\]声压，则这一连续稳态声的声级，就是此时变噪声的等效声级。噪声等效声级(分贝）数值越小越好。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条