Xiaochen Liu
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Secure pick up: Implicit authentication when you start using the smartphone
WH Lee, X Liu, Y Shen, H Jin, RB Lee
Proceedings of the 22nd ACM on Symposium on Access Control Models and …, 2017
Data acquisition for real-time decision-making under freshness constraints
S Hu, S Yao, H Jin, Y Zhao, Y Hu, X Liu, N Naghibolhosseini, S Li, ...
2015 IEEE Real-Time Systems Symposium, 185-194, 2015
Kestrel: Video analytics for augmented multi-camera vehicle tracking
H Qiu, X Liu, S Rallapalli, AJ Bency, K Chan, R Urgaonkar, BS Manjunath, ...
2018 IEEE/ACM Third International Conference on Internet-of-Things Design …, 2018
TAR: Enabling fine-grained targeted advertising in retail stores
X Liu, Y Jiang, P Jain, KH Kim
Proceedings of the 16th Annual International Conference on Mobile Systems …, 2018
Gnome: A practical approach to nlos mitigation for gps positioning in smartphones
X Liu, S Nath, R Govindan
Proceedings of the 16th Annual International Conference on Mobile Systems …, 2018
ALPS: accurate landmark positioning at city scales
Y Hu, X Liu, S Nath, R Govindan
Proceedings of the 2016 ACM International Joint Conference on Pervasive and …, 2016
Caesar: cross-camera complex activity recognition
X Liu, P Ghosh, O Ulutan, BS Manjunath, K Chan, R Govindan
Proceedings of the 17th Conference on Embedded Networked Sensor Systems, 232-244, 2019
QuickSketch: Building 3D Representations in Unknown Environments using Crowdsourcing
F Ahmad, H Qiu, X Liu, F Bai, R Govindan
2018 21st International Conference on Information Fusion (Fusion), 2314-2321, 2018
Contextual-code: Simplifying information pulling from targeted sources in physical world
Y Tian, K Bian, G Shen, X Liu, X Li, T Moscibroda
2015 IEEE Conference on Computer Communications (INFOCOM), 2245-2253, 2015
On Localizing a Camera from a Single Image
P Ghosh, X Liu, H Qiu, MAM Vieira, GS Sukhatme, R Govindan
arXiv preprint arXiv:2003.10664, 2020
Grab: Fast and Accurate Sensor Processing for Cashier-Free Shopping
X Liu, Y Jiang, KH Kim, R Govindan
arXiv preprint arXiv:2001.01033, 2020
Efficient Pipelines for Vision-Based Context Sensing
X Liu
arXiv preprint arXiv:2011.00427, 2020
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