美国计算机协会期刊
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作者:Daqing Zhang , Zhiyong Yu ...
来源:[J].ACM Transactions on Internet Technology (TOIT)(IF 0.792), 2014, Vol.14 (4), pp.1-24ACM
摘要:With the recent popularity of social network services, a significant volume of heterogeneous social media data is generated by users, in the form of texts, photos, videos and collections of points of interest, etc. Such social media data provides users with rich resources for exp...
作者:Daqing Zhang , Jie Xiong ...
来源:[J].Proceedings of the ACM on Interactive, Mobile, Wearable and Ubiquitous Technologies, 2018, Vol.2 (1), pp.1-23ACM
摘要:Non-intrusive respiration sensing without any device attached to the target plays a particular important role in our everyday lives. However, existing solutions either require dedicated hardware or employ special-purpose signals which are not cost-effective, significantly limitin...
作者:Daqing Zhang , Jie Xiong ...
来源:[J].Proceedings of the ACM on Interactive, Mobile, Wearable and Ubiquitous Technologies, 2018, Vol.2 (3), pp.1-25ACM
摘要:Device-free sensing using ubiquitous Wi-Fi signals has recently attracted lots of attention. Among the sensed information, two important basic contexts are (i) whether a target is still or not and (ii) where the target is located. Continuous monitoring of these contexts provides ...
作者:Daqing Zhang , Zhiyong Yu ...
来源:[J].Proceedings of the ACM on Interactive, Mobile, Wearable and Ubiquitous Technologies, 2018, Vol.1 (4), pp.1-23ACM
摘要:Typhoons and hurricanes cause extensive damage to coast cities annually, demanding urban authorities to take effective actions in disaster response to reduce losses. One of the first priority in disaster response is to identify and clear road obstacles, such as fallen trees and p...
作者:... Ke Xu , Daqing Zhang , Dah Ming Chiu
来源:[J].Proceedings of the ACM on Interactive, Mobile, Wearable and Ubiquitous Technologies, 2018, Vol.2 (3), pp.1-24ACM
摘要:Ride-on-demand (RoD) services such as Uber and Didi are becoming increasingly popular, and in these services dynamic prices play an important role in balancing the supply and demand to benefit both drivers and passengers. However, dynamic prices also create concerns. For passenge...
作者:Daqing Zhang , Yuanqing Zheng ...
来源:[J].Proceedings of the ACM on Interactive, Mobile, Wearable and Ubiquitous Technologies, 2018, Vol.1 (4), pp.1-20ACM
摘要:Recent advances in ubiquitous sensing technologies have exploited various approaches to monitoring vital signs. One of the vital signs is human respiration which typically requires reliable monitoring with low error rate in practice. Previous works in respiration monitoring howev...
作者:... Ruiyang Gao , Tao Gu , Daqing Zhang
来源:[J].Proceedings of the ACM on Interactive, Mobile, Wearable and Ubiquitous Technologies, 2018, Vol.2 (3), pp.1-19ACM
摘要:Human respiration detection based on Wi-Fi signals does not require users to carry any device, hence it has drawn a lot of attention due to better user acceptance and great potential for real-world deployment. However, recent studies show that respiration sensing performance vari...
作者:... Tao Gu , Yuhang Jiang , Daqing Zhang
来源:[J].Proceedings of the ACM on Interactive, Mobile, Wearable and Ubiquitous Technologies, 2019, Vol.3 (1), pp.1-25ACM
摘要:In recent years, wireless sensing has been exploited as a promising research direction for contactless human activity recognition. However, one major issue hindering the real deployment of these systems is that the signal variation patterns induced by the human activities with di...

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