Session E2a: Smartphone Decimeter Challenge (Co-sponsored by Google)

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Date: Wednesday, September 21, 2022
Time: 1:45 p.m. - 5:30 p.m.
In-Person presenters in this session may provide pre-recorded presentations for viewing by registered attendees.

In-Person Presentations These presentations will be given in-person at the conference. Presenters will provide a pre-recorded presentation for on-demand viewing by virtual attendees.
1:50	Learning GNSS Positioning Corrections for Smartphones using Graph Convolution Neural Networks : Adyasha Mohanty and Grace Gao, Stanford University
2:12	Coarse-to-fine Factor Graph Optimization for Smartphone GNSS/INS Integration Aided by Soft Constraints for Smartphone Decimeter Challenge : Weisong Wen, Yihan Zhong, Hoi-Fung Ng, Xiwei Bai and Li-Ta Hsu, Department of Aeronautical and Aviation Engineering, The Hong Kong Polytechnic University
2:35	Performance Assessment of Tightly Coupled Smartphone Sensors with Legacy and State Space Corrections : Garrett Seepersad, Jiahuan Hu, Sihan Yang, Ding Yi and Sunil Bisnath, York University
2:58	Application of Machine Learning to GNSS/IMU Integration for High Precision Positioning on Smartphones : Akpojoto Siemuri, Mahmoud Elsanhoury, Petri Välisuo, School of Technology and Innovations, University of Vaasa; Heidi Kuusniemi, University of Vaasa & Finnish Geospatial Research Institute, National Land Survey; Mohammed S. Elmusrati, School of Technology and Innovations, University of Vaasa
4:00	Improving Smartphone PPP and RTK Performance Using Time-differenced Carrier Phase Observations : Farzaneh Zangenehnejad, Yang Jiang and Yang Gao, Department of Geomatics Engineering, Schulich School of Engineering, University of Calgary
4:23	Smartphones Decimeter Challenge Results Overview Presentation #3 : TBD
4:46	Smartphones Decimeter Challenge Results Overview Presentation #2 : TBD
5:08	Smartphones Decimeter Challenge Results Overview Presentation #1 : TBD
Alternate Presentations Alternate presentations may be given in-person at the conference if other authors are unable to present. Alternate Presenters will provide a pre-recorded presentation for on-demand viewing by virtual attendees.
1.	Examining the Capabilities of Smartphone-based High Precision Positioning in Challenging Suburban Environments : Abdelsatar Elmezayen, Dept. of Electrical and Computer Engineering, Royal Military College, & Public Works Engineering Dept., Tanta University; Mohamed Elsheikh, Dept. of Geomatics Engineering, University of Calgary, & Dept. of Electronics and Electrical Communication Engineering, Tanta University; Umar Iqbal, Dept. of Electrical and Computer Engineering, Mississippi State University; Aboelmagd Noureldin, Dept. of Electrical and Computer Engineering, Royal Military College
2.	Practical Approaches to Real-time Position Accuracy Improvement of Android Smartphone Dual-frequency GNSS : Jeonghyeon Yun, Yongjun Lee, Suyeol Kim, Yongrae Jo, Byungwoon Park, Sejong University
3.	High Precision Smartphone GNSS RTK + IMU Positioning : Dennis Kulemann, Lucy Icking, Fabian Ruwisch, Nicolai Ben Weddig, Stefen Schön Institut für Erdmessung, Leibniz Universität Hannover
4.	Revisiting Duty-cycling: Improving Navigation Solution using GNSS and Inertial Sensors while Conserving Power : Sihan Yang, Garrett Seepersad, Jiahuan Hu, Ding Yi and Sunil Bisnath, York University

For more information, visit: https://www.ion.org/gnss/googlecompetition.cfm

Free Time in Exhibit Hall • 5:30 p.m. - 7:00 p.m.

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