… in the urban area, eg, estimating the similarity between users in terms of … in urban spaces
[8]. Different from these studies, we explore the urban computing from the perspective of urban …

… few (or zero) taxicabs on some road segments, whereas many taxicabs but few private cars
are … based on taxicabs’ trajectories, we cannot simply multiply the number of taxicabs on the …

… the context of urban spaces. This article first introduces the concept of urban computing,
discussing its general framework and key challenges from the perspective of computer sciences. …

… The first version of this system only suggests the practically fastest path based on historical
trajectories of taxicabs. The key insights consist of two parts: (1) GPSequipped taxicabs can …

… urban-computing tasks. Finally, we discuss the applications of urban computing including
urban planning, urban … (LBSNs), urban safety and security, and urban-environment monitoring. …

… The continued development of urban computing and human mobility studies has been
accumulating a rich body of evidences of the descriptive characteristics of intra-urban travel …

… taxicab peers and order-taxicabs in cooperative taxicab … -taxicab value scores to measure
the road network taxicab supply-… Urban computing with taxicabs. In Proceedings of the 13th …

… taxicab trajectories reflect our motivations and behaviors, as well as provide digital footprints
of urban … Owing to safety and privacy concerns, we focus on taxicab trajectories in this study. …

… In Hong Kong, there are 15,000 taxicabs by the end of 2013 and more than 1,000,000
passengers are served everyday [2]. While up to 60% of the daily flow in particular areas in Hong …

… I discuss ethical questions related to using urban computing … I hope this work inspires urban
computing researchers to think … Urban computing with taxicabs. In Proceedings of the 13th …