So-Yeon Kim Dae-Ho Kim Goo-Rak Kwon Jae-Young Pyun Smart Device Counting and Tracking for People Flow Observation. 527-529 2024 APCC https://doi.org/10.1109/APCC62576.2024.10767920 conf/apcc/2024 db/conf/apcc/apcc2024.html#KimKKP24