OOIR: Observatory of International Research

Papers

(The median citation count of Navigation-Journal of the Institute of Navigation is 1. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2020-11-01 to 2024-11-01.)

Article	Citations
Factor graph optimization for GNSS/INS integration: A comparison with the extended Kalman filter	114
Navigation using carrier Doppler shift from a LEO constellation: TRANSIT on steroids	44
Precise real‐time navigation of LEO satellites using GNSS broadcast ephemerides	33
Enabling ambiguity resolution in CSRS‐PPP	28
First results from three years of GNSS interference monitoring from low Earth orbit	23
Positioning and Velocity Performance Levels for a Lunar Lander using a Dedicated Lunar Communication and Navigation System	21
GNSS spoofing detection through spatial processing	21
Urban positioning: 3D mapping‐aided GNSS using dual‐frequency pseudorange measurements from smartphones	20
Performance comparison of time‐of‐arrival estimation techniques for LTE signals in realistic multipath propagation channels	20
Multi-Epoch 3D-Mapping-Aided Positioning using Bayesian Filtering Techniques	17
Performance assessment of GNSS diffraction models in urban areas	17
Improving GNSS Positioning Using Neural-Network-Based Corrections	16
Characterizing BDS signal‐in‐space performance from integrity perspective	16
Hong Kong UrbanNav: An Open-Source Multisensory Dataset for Benchmarking Urban Navigation Algorithms	15
Integrity of Visual Navigation—Developments, Challenges, and Prospects	15
PPP/PPP‐RTK open formats: Overview, comparison, and proposal for an interoperable message	14
Using dual‐polarization GPS antenna with optimized adaptive neuro‐fuzzy inference system to improve single point positioning accuracy in urban canyons	14
Novel prior position determination approaches in particle filter for ultra wideband (UWB)‐based indoor positioning	13
Development of BeiDou Satellite‐Based Augmentation System	13
Impact of GNSS-Band Radio Interference on Operational Avionics	13
Detecting GNSS Jamming and Spoofing on Android Devices	12
A novel approach for aiding unscented Kalman filter for bridging GNSS outages in integrated navigation systems	12
Positioning with medium frequency R‐Mode	10
WAAS and the Ionosphere – A Historical Perspective: Monitoring Storms	10
A long‐term broadcast ephemeris model for extended operation of GNSS satellites	10

Overbounding the effect of uncertain Gauss‐Markov noise in Kalman filtering	10
Results on GNSS Spoofing Mitigation Using Multiple Receivers	10
Precise Onboard Time Synchronization for LEO Satellites	9
AGPC-SLAM: Absolute Ground Plane Constrained 3D Lidar SLAM	9
Case study of Bayesian RAIM algorithm integrated with Spatial Feature Constraint and Fault Detection and Exclusion algorithms for multi‐sensor positioning	9
Autonomous orbit determination and timekeeping in lunar distant retrograde orbits by observing X‐ray pulsars	9
Ionospheric spatial decorrelation assessment for GBAS daytime operations in Brazil	9
Multi-Objective Design of a Lunar GNSS	8
Concept, signal design, and measurement studies of the R‐mode Baltic system	8
Tracking Digital FM OFDM Signals for the Determination of Navigation Observables	8
A Baseband MLE for Snapshot GNSS Receiver Using Super-Long-Coherent Correlation in a Fractional Fourier Domain	7
Air data fault detection and isolation for small UAS using integrity monitoring framework	7
A Robust Detection and Optimization Approach for Delayed Measurements in UWB Particle-Filter-Based Indoor Positioning	7
3D Vision Aided GNSS Real-Time Kinematic Positioning for Autonomous Systems in Urban Canyons	7
Automatic Dependent Surveillance‐Broadcast (ADS‐B) Universal Access Transceiver (UAT) transmissions for Alternative Positioning, Navigation, and Timing (APNT): Concept & practice	7
Design of a parallelized direct position estimation‐based GNSS receiver	7
Radio-Frequency Interference Considerations for Utility of the Galileo E6 Signal Based on Long-Term Monitoring by ARFIDAAS	7
Study of structures of the sporadic E layer by using dense GNSS network observations	7
GNSS C/N0 degradation model in presence of continuous wave and pulsed interference	7
A collocation framework to retrieve tropospheric delays from a combination of GNSS and InSAR	7
Instantaneous Sub-meter Level Precise Point Positioning of Low-Cost Smartphones	7
Low-Cost Inertial Aiding for Deep-Urban Tightly Coupled Multi-Antenna Precise GNSS	6
Characterization and Performance Assessment of BeiDou-2 and BeiDou-3 Satellite Group Delays	6
Advanced and versatile signal conditioning for GNSS receivers using the high‐rate DFT‐based data manipulator (HDDM)	6
Probabilistic Map Matching for Robust Inertial Navigation Aiding	6
ONCLE (One Clock Ensemble) for Galileo’s Next-Generation Robust Timing System	6
Euclidean Distance Matrix-Based Rapid Fault Detection and Exclusion	6
Regional Ionosphere Delay Models Based on CORS Data and Machine Learning	6
Resilient Smartphone Positioning Using Native Sensors and PPP Augmentation	5
Galileo Open Service Navigation Message Authentication: Preparation Phase and Drivers for Future Service Provision	5
Set-Valued Shadow Matching Using Zonotopes for 3D-Map-Aided GNSS Localization	5
On GNSS Synchronization Performance Degradation under Interference Scenarios: Bias and Misspecified Cramér-Rao Bounds	5
Sensitivity of advanced RAIM performance to mischaracterizations in integrity support message values	5
Coherent Combining and Long Coherent Integration for BOC Signal Acquisition under Strong Interference	5
Deriving Accurate Time from Assisted GNSS Using Extended Ambiguity Resolution	5
A particle‐filtering framework for integrity risk of GNSS‐camera sensor fusion	5
Low-Cost, Triple-Frequency, Multi-GNSS PPP and MEMS IMU Integration for Continuous Navigation in Simulated Urban Environments	5
ION GNSS software‐defined radio metadata standard	5
Designing Low-Correlation GPS Spreading Codes with a Natural Evolution Strategy Machine-Learning Algorithm	5
Time Transfer From GPS for Designing a SmallSat-Based Lunar Navigation Satellite System	5
A Case Study Analysis for Designing a Lunar Navigation Satellite System with Time Transfer from the Earth GPS	5
Robust GPS-Vision Localization via Integrity-Driven Landmark Attention	5
Network‐based ionospheric gradient monitoring to support GBAS	5
Terrain‐referenced navigation using a steerable‐laser measurement sensor	5
A multi‐frequency method to improve the long‐term estimation of GNSS clock corrections and phase biases	4
Enabling RTK Positioning Under Jamming: Mitigation of Carrier-Phase Distortions Induced by Blind Spatial Filtering	4
Identifying Aerodynamics of Small Fixed-Wing Drones Using Inertial Measurements for Model-Based Navigation	4
High-Precision Vision Localization System for Autonomous Guided Vehicles in Dusty Industrial Environments	4
Learning GNSS Positioning Corrections for Smartphones Using Graph Convolution Neural Networks	4
Simultaneous Localization and Calibration (SLAC) Methods for a Train-Mounted Magnetometer	4

Optimized Position Estimation in Mobile Multipath Environments Using Machine Learning	4
Relative navigation technique with constrained GNSS data for formation‐flying CubeSat mission, CANYVAL‐C	3
Signal Quality Monitoring Based on Chip Domain Observables: Theory, Design, and Implementation	3
Multi-Parameter Adaptive Notch Filter (MPANF) for Enhanced Interference Mitigation	3
Decentralized Connectivity Maintenance for Multi-Robot Systems Under Motion and Sensing Uncertainties	3
Robust Modeling of GNSS Orbit and Clock Error Dynamics	3
Improved GPS-Based Single-Frequency Orbit Determination for the CYGNSS Spacecraft Using GipsyX	3
Reconstructing GNSS Meta-Signal Observations Using Sideband Measurements	3
On Enhanced PPP with Single Difference Between-Satellite Ionospheric Constraints	3
Accurate Covariance Estimation for Pose Data From Iterative Closest Point Algorithm	3
RFI Mapped by Spaceborne GNSS-R Data	3
Real-Time Ionosphere Prediction Based on IGS Rapid Products Using Long Short-Term Memory Deep Learning	3
Multi‐slices navigation approach for unknown 3D environments using micro aerial vehicles	3
Improved high‐precision GNSS navigation with a passive hydrogen maser	3
Data‐driven protection levels for camera and 3D map‐based safe urban localization	3
GPS-Denied Navigation Aided by Synthetic Aperture Radar Using the Range-Doppler Algorithm	2
The Role of Antennas on GNSS Pseudorange and Multipath Errors and Their Impact on DFMC Multipath Models for Avionics	2
Commercial GNSS Radio Occultation on Aerial Platforms With Off-The-Shelf Receivers	2
Atom Strapdown: Toward Integrated Quantum Inertial Navigation Systems	2
Perspectives on the Systematic (Type B) Uncertainties of UTC-UTC(k)	2
Navigation and ionosphere characterization using high‐frequency signals: Models and solution concepts	2
Satellite Constellation Design for a Lunar Navigation and Communication System	2
Detecting Slowly Accumulating Faults Using a Bank of Cumulative Innovations Monitors in Kalman Filters	2
Space-Time Adaptive Processing as a Solution for Mitigating Interference Using Spatially-Distributed Antenna Arrays	2
A low complexity smoothing algorithm for improved GPS point solutions on board LEO spacecraft	2
RTK-Quality Positioning With Global Precise Point Positioning Corrections	2
Comparison of Autonomous Orbit Determination for Satellite Pairs in Lunar Halo and Distant Retrograde Orbits	2
A Flexible GNSS Spoofer Localization System: Spoofing Discrimination and Localization Method	2
PPP/PPP-RTK Message Authentication	2
A Consistent Regional Vertical Ionospheric Model and Application in PPP-RTK Under Sparse Networks	2
Fault-Free Integrity of Urban Driverless Vehicle Navigation with Multi-Sensor Integration: A Case Study in Downtown Chicago	2
	2
One‐way deep indoor positioning system for conventional GNSS receiver using paired transmitters	2
Spatiotemporal Deep Learning Network for High-Latitude Ionospheric Phase Scintillation Forecasting	2
Improving the calibration process of inertial measurement unit for marine applications	2
Mapping Bit to Symbol Unpredictability with Application to Galileo Open Service Navigation Message Authentication	2
GNSS Software-Defined Radio: History, Current Developments, and Standardization Efforts	2
Adaptive Alignment for Low-Cost INS in ECEF Frame Under Large Initial Attitude Errors	1
Performance of GNSS-SDR for IRNSS L5 Signals Using a Low-Cost RF Front-End	1
An Embedded High-Precision GNSS-Visual-Inertial Multi-Sensor Fusion Suite	1
Precise Positioning and Timekeeping in a Lunar Orbit via Terrestrial GPS Time-Differenced Carrier-Phase Measurements	1
INS Stochastic Noise Impact on Circular Error Probability of Ballistic Missiles	1
Stochastic Reachability-Based GPS Spoofing Detection with Chimera Signal Enhancement	1
Closed‐form analysis of undetected range errors due to ionospheric impacts for GBAS category I operations	1
Visual Semantic Context and Efficient Map-Based Rotation-Invariant Estimation of Position and Heading	1
Noncoherent Code Discriminator Gains for Global Navigation Satellite System Signal Tracking	1
High-Accuracy Static Baseline Estimation using NavIC L5 Observables	1
Conservative Estimation of Inertial Sensor Errors Using Allan Variance Data	1
Decimeter Positioning in an Urban Environment Through a Scalable Optical-Wireless Network	1
A Flexible Ephemeris Representation for Global Navigation Satellite Systems and Alternative Positioning, Navigation, and Timing Signal Sources Using B-Splines	1
Improved Automatic Detection of GPS Satellite Oscillator Anomaly using a Machine Learning Algorithm	1
Privacy-Preserving Cooperative GNSS Positioning	1
	1
Surface Reflectivity Variations of Global Navigation Satellite System Signals From a Mixed Ice and Water Surface	1
Asynchronous Method of Simultaneous Object Position and Orientation Estimation with Two Transmitters	1
Ambiguity-Fixing in Frequency-Varying Carrier Phase Measurements: Global Navigation Satellite System and Terrestrial Examples	1
Global Navigation Satellite System Channel Coding Structures for Rapid Signal Acquisition in Harsh Environmental Conditions	1
Navigator Notes	1
Multi-layered Multi-Constellation Global Navigation Satellite System Interference Mitigation	1
Speed Sensor-Aided Navigation Filter for Robust Localization in GNSS-Denied Mining Environments	1
Extending the Real-Time Kinematics Survey Method to Global Navigation Satellite System-Denied Areas Using a Low-Cost Inertial-Aided Positioning Pole	1
A Novel Co-Calibration Method for a Dual Heterogeneous Redundant Marine INS	1
Authentication of Satellite-Based Augmentation Systems with Over-the-Air Rekeying Schemes	1
GEODNET: Global Earth Observation Decentralized Network	1
Multi-Epoch Kriging-Based 3D Mapping-Aided GNSS and Doppler Measurement Fusion using Factor Graph Optimization	1
Navigation and Ionosphere Characterization Using High-Frequency Signals: A Performance Analysis	1
Effect of User Antenna Group Delay Variation Error on Advanced RAIM	1
Geodetic Altitude from Barometer and Weather Data for GNSS Integrity Monitoring in Aviation	1
Adapting the Boerdijk–Coxeter helix as node configuration for GPS‐denied localization in three dimensions	1
A Station-Specific Ionospheric Modeling Method for the Estimation and Analysis of BeiDou-3 Differential Code Bias Parameters	1
Development and Validation of a Multipath Mitigation Technique Using Multi-Correlator Structures	1
PRN Sequence Estimation with a Self-Calibrating 40-Element Antenna Array	1
Factor Graphs for Navigation Applications: A Tutorial	1