help研究问题WiFi指纹与室内定位基础设施无依赖信号（如地磁信号）如何通过协作机制提升室内定位的准确性？UbiComp '23GC-Loc: A Graph Attention Based Framework for Collaborative Indoor Localization Using Infrastructure-free Signals
help研究问题WiFi指纹与室内定位如何突破商用超宽带（UWB）设备的测距精度极限，达到毫米级甚至亚毫米级精度？UbiComp '24Push the Limit of Highly Accurate Ranging on Commercial UWB Devices
help研究问题WiFi指纹与室内定位如何通过信号相位信息解决现有UWB设备中的相位漂移和相位模糊问题？UbiComp '24Push the Limit of Highly Accurate Ranging on Commercial UWB Devices
help研究问题WiFi指纹与室内定位如何在带宽受限的情况下进一步降低UWB设备的测距误差？UbiComp '24Push the Limit of Highly Accurate Ranging on Commercial UWB Devices
help研究问题WiFi指纹与室内定位在多用户协作或单用户多时间戳场景下，如何利用图注意力机制有效定位？UbiComp '23GC-Loc: A Graph Attention Based Framework for Collaborative Indoor Localization Using Infrastructure-free Signals
help研究问题WiFi指纹与室内定位如何利用多模型融合策略改进高噪声环境下室内定位的鲁棒性？UbiComp '23GC-Loc: A Graph Attention Based Framework for Collaborative Indoor Localization Using Infrastructure-free Signals