Google Smartphone Decimeter Challenge (GSDC) 2021

该数据集是一组开放的安卓设备原始全球导航卫星系统测量数据，旨在用于评估GPS定位。该数据集已被用于评估端到端E2E-PrNet框架，并包含了用于指纹识别和跨轨迹定位的场景。其规模包括12条轨迹用于训练，以及2条轨迹用于推断任务，即GPS定位。This dataset comprises a set of open raw Global Navigation Satellite System (GNSS) measurement data collected from Android devices, which is designed for GPS positioning evaluation. It has been applied to evaluate the end-to-end E2E-PrNet framework, and covers scenarios for positioning fingerprinting and cross-trajectory localization. Regarding the dataset scale, it contains 12 trajectories for model training and 2 trajectories for inference tasks related to GPS positioning.