Overall scores Track 3: Smartphone (off-site)   Team Members 3rdquartile 1: GD-WHU Gaode Map Company, China GNSS Center, Wuhan University, China 4.4 2: imec-WAVES Ghent University – imec-WAVES research group 7.9 3: SCU SiChuan University, China 67.8 4: XMU Xiamen University, China 153.0 *: OPPO Oppo Mobile Telecommunications Corp 11.8 * participated off-track without using the EvaalAPI web service       Track 4: Foot-mounted IMU (off-site)   Team Members 3rdquartile 1: ICT-BUPT School of Computer Science, Beijing University of Posts and Telecommunications Institute of Computing Technology, Chinese Academy Sciences 61.9 2: Silk-Road Reckoners School of Electronic and Information Engineering, Beihang University 4562.0 54.1* * unbiased results post-processed by track chair  Track 7: Channel impulse response (off-site)   Team Members 3rdquartile 1: imec-WAVES Ghent University – imec-WAVES research group 0.09   1: ISCAS Institute of Software, Chinese Academy of Science 0.09   3: SPSC Technical University Graz 0.16   4: CUMT China University of Mining and Technology 0.16   5: IDLab Ghent University – Internet technology and data science lab 0.62   6: UT_PS Twente University 0.69   7: YAI Yuan Ze University, National Ilan University 1.70