@inproceedings{Ibrahim:2016:VLB:2981548.2981554,
 author = {Ibrahim, Mohamed and Nguyen, Viet and Rupavatharam, Siddharth and Jawahar, Minitha and Gruteser, Marco and Howard, Richard},
 title = {Visible Light Based Activity Sensing Using Ceiling Photosensors},
 booktitle = {Proceedings of the 3rd Workshop on Visible Light Communication Systems},
 series = {VLCS '16},
 year = {2016},
 isbn = {978-1-4503-4253-7},
 location = {New York City, New York},
 pages = {43--48},
 numpages = {6},
 url = {http://doi.acm.org/10.1145/2981548.2981554},
 doi = {10.1145/2981548.2981554},
 acmid = {2981554},
 publisher = {ACM},
 address = {New York, NY, USA},
 keywords = {activity sensing, ceiling photosensors, visible light sensing},
}