@inproceedings {188974, author = {Kiran Joshi and Dinesh Bharadia and Manikanta Kotaru and Sachin Katti}, title = {{WiDeo}: Fine-grained Device-free Motion Tracing using {RF} Backscatter}, booktitle = {12th USENIX Symposium on Networked Systems Design and Implementation (NSDI 15)}, year = {2015}, isbn = {978-1-931971-218}, address = {Oakland, CA}, pages = {189--204}, url = {https://www.usenix.org/conference/nsdi15/technical-sessions/presentation/joshi}, publisher = {USENIX Association}, month = may }