@inproceedings{Lazik:2015:ABU:2809695.2809727,
 author = {Lazik, Patrick and Rajagopal, Niranjini and Shih, Oliver and Sinopoli, Bruno and Rowe, Anthony},
 title = {ALPS: A Bluetooth and Ultrasound Platform for Mapping and Localization},
 booktitle = {Proceedings of the 13th ACM Conference on Embedded Networked Sensor Systems},
 series = {SenSys '15},
 year = {2015},
 isbn = {978-1-4503-3631-4},
 location = {Seoul, South Korea},
 pages = {73--84},
 numpages = {12},
 url = {http://doi.acm.org/10.1145/2809695.2809727},
 doi = {10.1145/2809695.2809727},
 acmid = {2809727},
 publisher = {ACM},
 address = {New York, NY, USA},
 keywords = {indoor localization, ranging, smartphones, time synchronization, ultrasound communication},
 pdf={http://users.ece.cmu.edu/\%7Eagr/resources/publications/alps-sensys-15.pdf}
}