科研工作:

主要研究方向为估计与滤波理论，信息融合 ，以及目标跟踪和（空中、地面）交通管制技术。近年来主持国家自然科学基金2项 、省部级基金3项等，参与“973”、“863”、国家自然科学基金等课题若干项。其研究成果发表在IEEE Transactions on Signal Processing (T-SP)、IEEE Transactions on Aerospace and Electronic Systems (T-AES)等行业内国际重要期刊。主持的科研项目包括：国家自然科学基金面上项目（批准号61771399 ），2018/1 -- 2021/12 国家自然科学基金青年项目（批准号61403309 ），2015/1 -- 2017/12 航天科学技术基金（批准号2017-HT-XG ），2017/1 -- 2017/12  航天技术支撑基金（批准号2014-HT-XGD ），2014/6 -- 2016/5 陕西省自然科学基础研究计划 （批准号2015JQ6215），2015/1 -- 2016/12  中央高校基本科研业务费（西工大基础研究基金），2015/2--2017/2 近三年主要学术论文 【期刊论文】[J10]. Linfeng Xu, X. RongLi, Yan Liang, and Zhansheng Duan. "Constrained dynamic systems:Generalized modeling and state estimation." IEEE Transactions on Aerospace and Electronic Systems, vol. 53, no. 5, pp. 2594–2609, Oct. 2017. (Top期刊) [J9]. Linfeng Xu, X. RongLi, and Zhansheng Duan. "Hybrid grid multiple-model estimation withapplication to maneuvering target tracking." IEEE Transactions onAerospace and Electronic Systems (T-AES), vol. 52, no. 1, pp. 122–136, Feb.2016. (Top期刊) [J8]. Linfeng Xu, X. RongLi, Zhansheng Duan, and Jian Lan. "Modeling and state estimation fordynamic systems with linear equality constraints." IEEE Transactions onSignal Processing (T-SP), vol. 61, no. 11, pp.2927-2939, Jun. 2013. (Top期刊)[J7]. Yanting Yang, YanLiang, Linfeng Xu, et.al. “Robust interval-constrained filter.” IET ControlTheory and Applications, vol. 11, no. 7, pp. 908–914, Apr. 2017..[J6]. Hang Geng, Yan Liang,Linfeng Xu, et.al. “Fault detection for multi-rate sensor fusion under multipleuncertainties.” IET Control Theory and Applications, vol. 9, no. 11, pp.1709-1716, 2015.[J5]. Hang Geng, Yan Liang,Feng Yang, Linfeng Xu, and Quan Pan, “Model-reduced fault detection formulti-rate sensor fusion with unknown inputs,” Information Fusion, vol. 33, pp.1–14, 2017.[J4]. Hang Geng, Yan Liang,Feng Yang, Linfeng Xu, and Quan Pan, “The joint optimal filtering and faultdetection for multi-rate sensor fusion under unknown inputs,” InformationFusion, vol. 29, pp. 57–67, 2016.[J3]. Jie Zhou, Yan Liang,Feng Yang, Linfeng Xu, and Quan Pan, “Multi-sensor consensus estimation ofstate, sensor biases and unknown input,” Sensors, vol. 16, no. 9, p. 1407,2016.[J2]. Hang Geng, Yan Liang,Feng Yang, Linfeng Xu, et.al, “Joint estimation of target state and ionosphericheight bias in over-thehorizon radar target tracking,” IET Radar, Sonar &Navigation, vol. 10, no. 7, pp. 1153–1167, 2016.[J1]. Li Wang, Yan Liang,Feng Yang, Linfeng Xu, “Gaussian sum filter of markov jump non-linear systems,”IET Signal Processing, vol. 9, no. 4, pp. 335–340, 2015. 【会议论文】[C4]. Linfeng Xu , Yan Liang, Quan Pan, et.al, “A kinematic model of route-based target tracking: Directdiscrete-time form,” in Proceedings of 19th International Conference onInformation Fusion (FUSION), Heidelberg, Germany, July 7-10 2016, pp. 225–231.[C3]. Linfeng Xu, Yan Liang,and Feng Yang, “Dynamic modeling for route-based motions.” in Proceedings of8th International Conference on Wireless Communications and Signal Processing,Yang Zhou, China, Oct 10-13 2016.[C2]. Linfeng Xu, X. RongLi, Yan Liang, and Zhansheng Duan. "An effective modeling framework forequality-constrained dynamic systems." In Proceedings of 18thInternational Conference on Information Fusion (FUSION), Washington, USA, pp.1868-1875, Jul. 2015.[C1]. Linfeng Xu, Quan Pan,Yan Liang, and Feng Yang. "Linearly constrained estimation via state spacedecomposition." In Proceedings of 17th International Conference onInformation Fusion (FUSION), Salamanca, Spain, 8 pages, Jul. 2014.