![[IEEE 2019 IEEE International Conference on Big Data (Big Data) - Los Angeles, CA, USA (2019.12.9-2019.12.12)] 2019 IEEE International Conference on Big Data (Big Data) - Extracting valid indoor semantic trajectories using movement constraints]()
[IEEE 2019 IEEE International Conference on Big Data (Big Data) - Los Angeles, CA, USA (2019.12.9-2019.12.12)] 2019 IEEE International Conference on Big Data (Big Data) - Extracting valid indoor semantic trajectories using movement constraintsRamadhan, Hani; Yustiawan, Yoga; Kwon, Joonho · 2019