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A Dynamic Updating-Based RSSI Fingerprint Localization Algorithm Using TabNet and Transfer Learning

delete2026-01-26
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PRE
AI
Y
Yiruo Lin
K
Kegen Yu
J
Jihong Dong
C
Chuangchi Hao
Y
Yu Gao
DOI:10.1109/JIOT.2026.3657826delete
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摘要

摘要

En 中文
物联网应用的广泛部署依赖于既准确又可持续的室内定位系统。然而,传统的接收信号强度指示(RSSI)指纹识别方法在动态环境中易受信号波动影响,且需要昂贵的手动更新以维持长期性能。为解决这些挑战,本文提出了一种集成TabNet和迁移学习(TL)的动态室内定位框架。首先部署少量参考点,并利用行人航位推算(PDR)和克里金插值高效构建离线指纹数据库,显著减少人工工作量。随后训练基于TabNet的定位模型以学习非线性RSSI–位置映射,同时缓解信号不稳定性。此外,引入可靠性评估机制以识别高置信度在线位置估计,并通过TL将其纳入持续更新定位模型,无需额外数据收集。实验结果表明,所提方法优于现有最先进的定位方法,并保持长期稳定性能,20天后均方根误差增幅仍低于0.2 m。
Keyword:
Indoor localization
pedestrian dead reckoning (PDR)
received signal strength indication (RSSI) fingerprinting
TabNet
transfer learning (TL)

期刊

IEEE Internet of Things Journal 封面图
IEEE Internet of Things Journal
IF:
8.9
论文数:
1.4W
被引数:
7.8W

机构

C
china university of mining and technology
学者数:
6.5K
论文数: 2.2K
被引数: 0
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