Jiann-Liang Chen, Hsin-Yun Chen, Yi-Wei Ma, Vol. 16, No. 9, September 30, 2022
10.3837/tiis.2022.09.007

• Location-based service
• LoRa
• Fingerprint Mechanism
• Machine Learning Algorithm
• Synthetic Minority Over-sampling Technique (SMOTE)
• Density-Based Spatial Clustering of Applications with Noise (DBSCAB)