2) improved kalman-filter
改进Kalman滤波
3) improved median filter
改进的中值滤波
1.
The improved median filter is adopted to pretreat the projections which contain random noise and a Little abnormal noise.
针对含有噪声的投影数据,在利用螺旋锥束Katsevich算法进行重建的过程中,首先采用了一种改进的中值滤波方法对投影体数据进行预处理,然后对处理后的投影数据拟合求导来取代Katsevich算法中的直接求导,减小了噪声带来的负面影响。
4) improved whitening filter algorithm
改进的白化滤波
5) Improved Interpolator
改进的插值滤波
1.
An improved interpolator based on Farrow structure and Gardner Timing error detection is used to solve the problem in this paper.
仿真构建数字化中频数据传输模型,以QPSK调制信号为例,对比改进的插值滤波器与立方插值滤波器的性能。
6) Kalman filter
Kalman滤波法
1.
This paper presents a new way to estimate the measurement variance of noise in the analytical chemistry signals for the Kalman filter by means of implementing the wavelet analysis, according to that wavelet transformation can separate the noise in high frequency band from the original signal.
根据小波变换能从原始信号中分离高频段噪声的特性 ,本文提出一个用小波分析法从分析化学信号中估计Kalman滤波法所需要的噪声测量方差的新途径。
2.
Compared with traditional ones such as Kalman filter and least squares, the technique results in more accurate estimations of OD split proportions.
与诸如Kalman滤波法和最小二乘法等方法相比,该技术会使得OD分配比例的预测更加精确。
3.
Based upon the principles of Kalman filter method,the authors defined a new parameter,relative chemomic error(ε),to evaluate the asynchronous nature of the components in TCMs,and a derivative parameter as synchronization factor(SF) to quantify the synchronicity of the chemome .
基于Kalman滤波法原理,定义了化合物组异步性特征参数"化合物组相对误差(relative chemomic error,ε)",并据此建立同步性参数"同步性因子(synchronization factor,SF)"和反映化合物组释放同步性的参数"平均同步因子(average synchronization factor,SFav)"等评价参数。
补充资料:adaptive Kalman filter
分子式:
CAS号:
性质:在利用测量数据进行滤波的同时,不断地由滤波本身去判断系统的动态是否有变化,对模型参数和噪声统计特性进行估计和修正,以改进滤波设计,缩小滤波的实际误差。此种滤波方法将系统辨识与滤波估计有机地结合为一体。
CAS号:
性质:在利用测量数据进行滤波的同时,不断地由滤波本身去判断系统的动态是否有变化,对模型参数和噪声统计特性进行估计和修正,以改进滤波设计,缩小滤波的实际误差。此种滤波方法将系统辨识与滤波估计有机地结合为一体。
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