1 Supporting Information Artificial Intelligence of Things (AIoT) Enabled Floor Monitoring System for Smart Home Applications Qiongfeng Shi, †,‡,§,⊥ Zixuan Zhang, †,§,⊥ Yanqin Yang, †,§,⊥ Xuechuan Shan, ‡,∥ Budiman Salam, ‡,∥ and Chengkuo Lee* ,†,‡,§,⊥,# † Department of Electrical and Computer Engineering, National University of Singapore, Singapore 117583, Singapore ‡ Singapore Institute of Manufacturing Technology and National University of Singapore (SIMTech-NUS) Joint Lab on Large-area Flexible Hybrid Electronics, National University of Singapore, Singapore 117583, Singapore § Center for Intelligent Sensors and MEMS (CISM), National University of Singapore, Singapore 117608, Singapore