Results 171 to 180 of about 1,611 (218)

Maximum correntropy square-root cubature Kalman filter with application to SINS/GPS integrated systems

ISA Transactions, 2018
For a nonlinear system, the cubature Kalman filter (CKF) and its square-root version are useful methods to solve the state estimation problems, and both can obtain good performance in Gaussian noises. However, their performances often degrade significantly in the face of non-Gaussian noises, particularly when the measurements are contaminated by some ...
Xi, Liu   +3 more
openaire   +4 more sources

Dynamic State Estimation of DFIG Using Square-root Cubature Kalman Filter

2021 IEEE 10th Data Driven Control and Learning Systems Conference (DDCLS), 2021
This paper proposes the implementation of dynamic state estimation of Doubly Fed Induction Generator (DFIG) using Cubature Kalman Filter (CKF) and Square-root Cubature Kalman Filter (SRCKF). First, the related research of DFIG dynamic state estimation is reviewed, and then the shortcomings of Extended Kalman Filter (EKF) and Unscented Kalman Filter ...
Zhihong Sun, Yixuan Chen
openaire   +1 more source

Square‐Root Cubature‐Quadrature Kalman Filter

Asian Journal of Control, 2013
AbstractIn this paper, an on‐going work introducing square‐root extension of cubature‐quadrature based Kalman filter is reported. The proposed method is named square‐root cubature‐quadrature Kalman filter (SR‐CQKF). Unlike ordinary cubature‐quadrature Kalman filter (CQKF), the proposed method propagates and updates square‐root of the error covariance ...
Bhaumik, Shovan, Swati
openaire   +2 more sources

The Location Algorithm Based on Square-Root Cubature Kalman Filter

Applied Mechanics and Materials, 2013
When wireless signal is used for indoor localization, there is no consistent relationship between signal strength received by the receiving nodes and distance from the receiving nodes to the receiving nodes, so there is a larger localization error for the Received Signal Strength Indication (RSSI) in the indoor environment.
Ying Liu, Jun Feng Su, Ming Qiang Zhu
openaire   +1 more source

Square-root quaternion cubature Kalman filtering for spacecraft attitude estimation

Acta Astronautica, 2012
Abstract A novel quaternion estimator called square-root quaternion cubature Kalman filter is proposed for spacecraft attitude estimation. The filter approach uses a gyro-based model for quaternion propagation and a reduced quaternion measurement model to substantially reduce the computational costs.
Xiaojun Tang   +2 more
openaire   +1 more source

Spatial target localization using fuzzy Square-root Cubature Kalman Filter

2016 31st Youth Academic Annual Conference of Chinese Association of Automation (YAC), 2016
The tracking of spatial target based on bearing-only measurements belongs to the strong nonlinear filtermodel. The uncertainty of the statistical characteristics of noise, caused by complicated space environment, leads to reduced accuracy of traditional methods. To improving the accuracy, a new method, Fuzzy Square-root Cubature Kalman Filter (FS-CKF),
Duofu Ye   +4 more
openaire   +1 more source

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