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The Model Research on Location Fusion Algorithm with Big Data Selection and Accuracy Correction

Yini Zhang, Ping Zhao, Yuanwei Zhao, Zhongjiang Yan, Bo Li
2018 DEStech Transactions on Computer Science and Engineering  
, SINS, DR and TDOA are chosen to simulate fusion algorithm.  ...  sources with different errors are intelligently selected, and Kalman filtering is used to fuse the location information by the function of algorithm model, and the four kinds of location information of GPS  ...  Figure 3 . 3 Simulation system detection and reconstruction. Figure 4 . 4 Simulation algorithm block diagram. Figure 5 . 5 Positioning trajectory and error under GPS ideal conditions.  ... 
doi:10.12783/dtcse/wicom2018/26274 fatcat:iu355qzdkbahlnshwa4lw5ofeq

An Approach of Linear Regression-Based UAV GPS Spoofing Detection

Lianxiao Meng, Lin Yang, Shuangyin Ren, Gaigai Tang, Long Zhang, Feng Yang, Wu Yang, Xiaojie Wang
2021 Wireless Communications and Mobile Computing  
In particular, for GPS spoofer, it is worth mentioning that for the scenario that the UAV is cheated by GPS spoofing signal in the mission environment of the designated route is simulated in the experiment  ...  For better proving the proposed LR anti-spoofing model, a dynamic Stackelberg game is formulated to simulate the interaction between GPS spoofer and UAV.  ...  In order to better simulate the real situation, we build a simulation deception scene which depends on a simulated GPS dynamic deception signal generator designed by us.  ... 
doi:10.1155/2021/5517500 fatcat:lqdp32wqknbuton32zkkrdl7xu

Extended Receiver Autonomous Integrity Monitoring ( eRAIM ) for GNSS/INS Integration

Steve Hewitson, Jinling Wang
2010 Journal of Surveying Engineering  
The analysis includes outlier detection and identification capabilities, reliability and separability measures of integrated GNSS/INS systems.  ...  In addition to the RAIM capabilities, eRAIM procedures are able to detect faults in the dynamic model and isolate them from the measurement model.  ...  Acknowledgments This work has been supported by the Australian Research Council Discovery research grant on "Robust positioning based on ultraintegration of GPS, pseudolite and inertial sensors," and the  ... 
doi:10.1061/(asce)0733-9453(2010)136:1(13) fatcat:b4xl4cyowvgxfoeqmkuk74ozpm

Robust Detection of Objects under Periodic Motion with Gaussian Process Filtering [article]

Joris Guerin, Anne Magaly de Paula Canuto, Luiz Marcos Garcia Goncalves
2020 arXiv   pre-print
By simulating various OD models and periodic trajectories, we demonstrate that this filtering approach, which is entirely data-driven, improves the detection performance by a large margin.  ...  Object Detection (OD) is an important task in Computer Vision with many practical applications. For some use cases, OD must be done on videos, where the object of interest has a periodic motion.  ...  GP to the object spatio-temporal trajectory.  ... 
arXiv:2009.14178v1 fatcat:ilfwlwlte5d5bo5vpauh6iubyy

Trend-Residual Dual Modeling for Detection of Outliers in Low-Cost GPS Trajectories

Xiaojian Chen, Tingting Cui, Jianhong Fu, Jianwei Peng, Jie Shan
2016 Sensors  
., the differences between the trend and GPS measurements, are then further modeled by time series method. Outliers are detected by scoring the residuals at every GPS trajectory point.  ...  The evaluation demonstrates an average of 9.27 times better performance in outlier detection for GPS trajectories than thresholding and Kalman-based techniques.  ...  C.T. participated in GPS trajectory data collection. J.F. and J.P. made suggestions for the work and were involved in discussions.  ... 
doi:10.3390/s16122036 pmid:27916944 pmcid:PMC5191017 fatcat:jrsnnmr6rnhyllvu7grfnaatg4

Position and Attitude Estimation Method Integrating Visual Odometer and GPS

Yu Yang, Qiang Shen, Jie Li, Zilong Deng, Hanyu Wang, Xiao Gao
2020 Sensors  
In this paper, we presented a position and attitude estimation method, integrating the visual odometer and Global Position System (GPS), where the GPS positioning results were taken as a reference to minimize  ...  the trajectory estimation error of visual odometer and derive the attitude of the vehicle.  ...  As shown in Figure 1 , firstly, the GPS and visual odometer estimate the flight trajectories separately.  ... 
doi:10.3390/s20072121 pmid:32283736 pmcid:PMC7180583 fatcat:kyjoieg3frbdfhwelrh4hlquce

Reliability Analysis of the Integrated Navigation System based on Real Trajectory and Calculation of Safety Margin between Trains

Seong Yun Cho, Myeong Seok Chae, Kyung Ho Shin
2021 IEEE Access  
A simulation trajectory is generated considering the real trajectory, and the accuracy and reliability of the navigation information according to the trajectory and measurements are analyzed together.  ...  The performance of the proposed technology is verified through a real trajectory-based Monte Carlo simulation.  ...  In addition, there are cases in which accidents were caused by the infrastructure not being able to detect trains or by making false detections.  ... 
doi:10.1109/access.2021.3061070 fatcat:lpojzqxqgvbidgu5w4gc5uebxq

Crowd-sensing Enhanced Parking Patrol using Sharing Bikes' Trajectories [article]

Tianfu He, Jie Bao, Yexin Li, Hui He, Yu Zheng
2021 arXiv   pre-print
Inspired by this idea, three main components are employed in the proposed framework: 1) trajectory pre-processing, which filters outlier GPS points, performs map-matching, and builds trajectory indexes  ...  ; 2) illegal parking detection, which models the normal trajectories, extracts features from the evaluation trajectories, and utilizes a distribution test-based method to discover the illegal parking events  ...  Realizing this, to our best effort, we propose to simulate the emergence of illegal parking by our detection results using the massive trajectory data.  ... 
arXiv:2110.15557v1 fatcat:4taotqrzejgfvbzlt7l2oaccdu

Spoofing Detection of Civilian UAVs Using Visual Odometry

Varshosaz, Afary, Mojaradi, Saadatseresht, Ghanbari Parmehr
2019 ISPRS International Journal of Geo-Information  
The results show that SEDCP is more effective in the detection of UAV spoofing and fake GPS positions.  ...  The proposed method is based on the comparison of relative sub-trajectory of the UAV from VO, with its absolute replica from GPS within a moving window along the flight path.  ...  The fake GPS positions over these predefined UAV trajectories were simulated according to the UAV velocity and the imaging rate camera.  ... 
doi:10.3390/ijgi9010006 fatcat:leqwrktjzbf2fcxapzcfkbxlrm

A Trajectory Collaboration Based Map Matching Approach for Low-Sampling-Rate GPS Trajectories

Wentao Bian, Ge Cui, Xin Wang
2020 Sensors  
Experiments are conducted on a real GPS trajectory dataset and a simulated GPS trajectory dataset.  ...  In this paper, a collaborative map matching method (CMM) is proposed for low-sampling-rate GPS trajectories. CMM processes GPS trajectories in batches.  ...  simulated GPS trajectories.  ... 
doi:10.3390/s20072057 pmid:32268569 fatcat:jjfamsfwvzdofl27gdu6dn4eiq

Non-parametric motion-priors for flow understanding

Vasilis Lasdas, Radu Timofte, Luc Van Gool
2012 2012 IEEE Workshop on the Applications of Computer Vision (WACV)  
At test time, a mixture of weighted local GP experts is applied, providing multimodal density estimates for next object location and simulation of full object trajectories.  ...  Minimum Description Length (MDL) is employed to pick the best trajectories in order to associate sparse detections over short time windows.  ...  Experimental Results We investigate the proposed GP tracklets for simulating plausible trajectories on crowded scenes.  ... 
doi:10.1109/wacv.2012.6163049 dblp:conf/wacv/LasdasTG12 fatcat:5gaa2wrzgjd55nffyrorfyxh7q

EpiMob: Interactive Visual Analytics of Citywide Human Mobility Restrictions for Epidemic Control [article]

Chuang Yang
2021 arXiv   pre-print
The system interactively simulates the changes in human mobility and infection status in response to the implementation of a certain restriction policy or a combination of policies (e.g., regional lockdown  ...  Mobility Data Analytics and Simulation Human mobility has been analyzed through big trajectory data such as mobile phone GPS data or taxi GPS data.  ...  In this system, we try to simulate the spread of infectious diseases under telecommuting restriction from the view of GPS trajectory.  ... 
arXiv:2007.03180v3 fatcat:2q6bmugq4bbqthyajo4ysv7dra

A Trajectory Partition Method Based on Combined Movement Features

Ji Tang, Linfeng Liu, Jiagao Wu
2019 Wireless Communications and Mobile Computing  
Simulations are carried out on the Geolife trajectory dataset, and the simulation results indicate that TPMF can achieve a preferable trade-off between the simplification rate and the trajectory partition  ...  In TPMF, we first extract the change points where the movement speeds of nodes are varied significantly; then, we extract the stop points by detecting the speed variations of nodes; finally, the Douglas-Peucker  ...  The trajectory partition is served for the removals of redundant GPS points and the detections of node behaviors.  ... 
doi:10.1155/2019/7803293 fatcat:vjn7cdnjgrfvvnpampchrh2m3e

A Deep Gaussian Process-Based Flight Trajectory Prediction Approach and Its Application on Conflict Detection

Zhengmao Chen, Dongyue Guo, Yi Lin
2020 Algorithms  
conflict detection algorithm.  ...  Thanks to the intrinsic mechanism of the GP regression, the DGP model has the ability of predicting both the deterministic nominal flight trajectory (NFT) and its confidence interval (CI), denoting by  ...  In this work, the FA means that how many false alarms are detected when all the real and simulated conflicts are detected.  ... 
doi:10.3390/a13110293 fatcat:67iwwiua65fr7c3doozo5bkvci

A Path Tracking Algorithm Using Future Prediction Control with Spike Detection for an Autonomous Vehicle Robot

Muhammad Aizzat Zakaria, Hairi Zamzuri, Rosbi Mamat, Saiful Amri Mazlan
2013 International Journal of Advanced Robotic Systems  
The effectiveness of the proposed controller is demonstrated by a simulation and a GPS experiment with noisy data.  ...  This paper also introduces a spike detection algorithm to track the spike error that occurs during GPS reading. The proposed idea is to take the advantage of the derivative of the steering rate.  ...  The effectiveness of the proposed controller is demonstrated by a simulation and a GPS experiment with noisy data.  ... 
doi:10.5772/56658 fatcat:tgyimecmjvbs3elsyxjrjd3pwe
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