DRIFT

作品数：493被引量：750H指数：12
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Kinematic calibration under the expectation maximization framework for exoskeletal inertial motion capture system
《Journal of Systems Engineering and Electronics》2024年第3期769-779,共11页QIN Weiwei GUO Wenxin HU Chen LIU Gang SONG Tainian 
supported by the National Natural Science Foundation of China (61503392)。
This study presents a kinematic calibration method for exoskeletal inertial motion capture (EI-MoCap) system with considering the random colored noise such as gyroscopic drift.In this method, the geometric parameters ...
关键词：human motion capture kinematic calibration EXOSKELETON gyroscopic drift expectation maximization(EM) 
Suppression of the G-sensitive drift of laser gyro in dual-axis rotational inertial navigation system被引量：3
《Journal of Systems Engineering and Electronics》2021年第4期822-830,共9页YU Xudong WANG Zichao FAN Huiying WEI Guo WANG Lin 
supported by the National Natural Science Foundation of China(61503399).
The dual-axis rotational inertial navigation system(INS)with dithered ring laser gyro(DRLG)is widely used in high precision navigation.The major inertial sensor errors such as drift errors of gyro and accelerometer ca...
关键词：inertial navigation rotational inertial navigation system(INS) laser gyro G-sensitive drift 
Reliability assessment considering stress drift and shock damage caused by stress transition shocks in a dynamic environment
《Journal of Systems Engineering and Electronics》2019年第5期1025-1034,共10页HUANG Tingting PENG Bo ZHAO Yuepu YU Zixuan 
supported by the National Natural Science Foundation of China(NSFC71601009);the Technical Foundation Program from the Ministry of Industry and Information Technology of China(JSZL2015601B010)
Products are often subject to dynamic environmental conditions in field use.When stress transition occurs,products may be exposed to instantaneous shocks that result in shock damages to the products,causing a permanen...
关键词：degradation modeling dynamic environment STRESS DRIFT shock DAMAGE WIENER process 
Novel approach for identifying Z-axis drift of RLG based on GA-SVR model被引量：4
《Journal of Systems Engineering and Electronics》2014年第1期115-121,共7页Guo Wei Xudong Yu Xingwu Long 
This paper describes a novel approach for identifying the Z-axis drift of the ring laser gyroscope （RLG） based on ge-netic algorithm （GA） and support vector regression （SVR） in the single-axis rotation inertial ...
关键词：ring laser gyroscope （RLG） support vector regression （SVR） inertial navigation system （INS） genetic algo-rithm （GA） 
Research on fiber optic gyro signal de-noising based on wavelet packet soft-threshold被引量：7
《Journal of Systems Engineering and Electronics》2009年第3期607-612,共6页Qian Huaming & Ma Jichen Coll.of Automation,Harbin Engineering Univ.,Harbin 150001,P.R.China 
Gyro＇s drift is not only the main drift error which influences gyro＇s precision but also the primary factor that affects gyro＇s reliability. Reducing zero drift and random drift is a key problem to the output of a ...
关键词：wavelet transform DRIFT fiber optic gyro soft-threshold signal de-noising 
Shift control method for the local time at descendi ngnode based on sun-synchronous orbit satellite被引量：5
《Journal of Systems Engineering and Electronics》2009年第1期141-145,共5页Yang Yong'an Feng Zuren Sun Linyan Tan Wei 
supported by the China Postdotoral Science Foundation(20060401004)
This article analyzes the shift factors of the descending node local time for sun-synchronous satellites and proposes a shift control method to keep the local time shift within an allowance range. It is found that the...
关键词：space engineering sun-synchronous orbit satellite local time of descending node drift control method. 
Grey Markov chain and its application in drift prediction model of FOGs被引量：5
《Journal of Systems Engineering and Electronics》2005年第2期388-393,共6页Fan Chunling 1,2 , Jin Zhihua1, Tian Weifeng1 & Qian Feng11. Department of Information Measurement Technology and Instrument, Shanghai Jiaotong University,Shanghai 200030, P. R. China 2. College of Automation and Electric Engineering, Qingdao University of Science and Technology,Qingdao 266042, P. R. China 
A novel grey Markov chain predictive model is discussed to reduce drift influence on the output of fiber optical gyroscopes (FOGs) and to improve FOGs' measurement precision. The proposed method possesses advantages o...
关键词：grey model Markov chain FOG drift. 
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