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Items: 20


Artificial Marker and MEMS IMU-Based Pose Estimation Method to Meet Multirotor UAV Landing Requirements.

Wu Y, Niu X, Du J, Chang L, Tang H, Zhang H.

Sensors (Basel). 2019 Dec 9;19(24). pii: E5428. doi: 10.3390/s19245428.


Requirement Assessment of the Relative Spatial Accuracy of a Motion-Constrained GNSS/INS in Shortwave Track Irregularity Measurement.

Zhang Q, Chen Q, Niu X, Shi C.

Sensors (Basel). 2019 Dec 1;19(23). pii: E5296. doi: 10.3390/s19235296.


A Hybrid Sliding Window Optimizer for Tightly-Coupled Vision-Aided Inertial Navigation System.

Jiang J, Niu X, Guo R, Liu J.

Sensors (Basel). 2019 Aug 4;19(15). pii: E3418. doi: 10.3390/s19153418.


Design of a Smartphone Indoor Positioning Dynamic Ground Truth Reference System Using Robust Visual Encoded Targets.

Liao X, Chen R, Li M, Guo B, Niu X, Zhang W.

Sensors (Basel). 2019 Mar 12;19(5). pii: E1261. doi: 10.3390/s19051261.


Indoor Positioning Based on Pedestrian Dead Reckoning and Magnetic Field Matching for Smartphones.

Kuang J, Niu X, Zhang P, Chen X.

Sensors (Basel). 2018 Nov 26;18(12). pii: E4142. doi: 10.3390/s18124142.


Fast Signals of Opportunity Fingerprint Database Maintenance with Autonomous Unmanned Ground Vehicle for Indoor Positioning.

Peng Y, Niu X, Tang J, Mao D, Qian C.

Sensors (Basel). 2018 Oct 12;18(10). pii: E3419. doi: 10.3390/s18103419.


Robust Pedestrian Dead Reckoning Based on MEMS-IMU for Smartphones.

Kuang J, Niu X, Chen X.

Sensors (Basel). 2018 May 1;18(5). pii: E1391. doi: 10.3390/s18051391.


A Railway Track Geometry Measuring Trolley System Based on Aided INS.

Chen Q, Niu X, Zuo L, Zhang T, Xiao F, Liu Y, Liu J.

Sensors (Basel). 2018 Feb 10;18(2). pii: E538. doi: 10.3390/s18020538.


Tightly-Coupled Integration of Multi-GNSS Single-Frequency RTK and MEMS-IMU for Enhanced Positioning Performance.

Li T, Zhang H, Niu X, Gao Z.

Sensors (Basel). 2017 Oct 27;17(11). pii: E2462. doi: 10.3390/s17112462.


Modeling and Quantitative Analysis of GNSS/INS Deep Integration Tracking Loops in High Dynamics.

Ban Y, Niu X, Zhang T, Zhang Q, Liu J.

Micromachines (Basel). 2017 Sep 8;8(9). pii: E272. doi: 10.3390/mi8090272.


Real-time Kinematic Positioning of INS Tightly Aided Multi-GNSS Ionospheric Constrained PPP.

Gao Z, Shen W, Zhang H, Niu X, Ge M.

Sci Rep. 2016 Jul 29;6:30488. doi: 10.1038/srep30488.


An IMU Evaluation Method Using a Signal Grafting Scheme.

Niu X, Wang Q, Li Y, Zhang Q, Jiang P.

Sensors (Basel). 2016 Jun 10;16(6). pii: E854. doi: 10.3390/s16060854.


Design and Performance Evaluation of a Dual Antenna Joint Carrier Tracking Loop.

Guo W, Lin T, Niu X, Shi C, Zhang H.

Sensors (Basel). 2015 Oct 1;15(10):25399-415. doi: 10.3390/s151025399.


Collaborative WiFi Fingerprinting Using Sensor-Based Navigation on Smartphones.

Zhang P, Zhao Q, Li Y, Niu X, Zhuang Y, Liu J.

Sensors (Basel). 2015 Jul 20;15(7):17534-57. doi: 10.3390/s150717534.


LiDAR Scan Matching Aided Inertial Navigation System in GNSS-Denied Environments.

Tang J, Chen Y, Niu X, Wang L, Chen L, Liu J, Shi C, Hyyppä J.

Sensors (Basel). 2015 Jul 10;15(7):16710-28. doi: 10.3390/s150716710.


Tightly coupled integration of ionosphere-constrained precise point positioning and inertial navigation systems.

Gao Z, Zhang H, Ge M, Niu X, Shen W, Wickert J, Schuh H.

Sensors (Basel). 2015 Mar 10;15(3):5783-802. doi: 10.3390/s150305783.


Modeling and development of INS-aided PLLs in a GNSS/INS deeply-coupled hardware prototype for dynamic applications.

Zhang T, Niu X, Ban Y, Zhang H, Shi C, Liu J.

Sensors (Basel). 2015 Jan 5;15(1):733-59. doi: 10.3390/s150100733.


High-precision image aided inertial navigation with known features: observability analysis and performance evaluation.

Jiang W, Wang L, Niu X, Zhang Q, Zhang H, Tang M, Hu X.

Sensors (Basel). 2014 Oct 17;14(10):19371-401. doi: 10.3390/s141019371.


On the convergence of ionospheric constrained precise point positioning (IC-PPP) based on undifferential uncombined raw GNSS observations.

Zhang H, Gao Z, Ge M, Niu X, Huang L, Tu R, Li X.

Sensors (Basel). 2013 Nov 18;13(11):15708-25. doi: 10.3390/s131115708.


Fast thermal calibration of low-grade inertial sensors and inertial measurement units.

Niu X, Li Y, Zhang H, Wang Q, Ban Y.

Sensors (Basel). 2013 Sep 12;13(9):12192-217. doi: 10.3390/s130912192.

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