1. Crowdsourcing-based timeline description of urban emergency events using social media. (2017) Authors: Xu, Zheng; Zhang, Hui; Hu, Chuanping; Liu, Yunhuai; Xuan, Junyu; Mei, Lin Journal: International journal of ad hoc and ubiquitous computing Issue: Volume 25:Number 1/2(2017) Page Start: 41 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗