Study of smart city data: categories and quality challenges

Lately, the world attention is directed to transforming daily life to a smarter one, we cannot deny the smart city concept that became pervading. This concept will give every device the chance to communicate with other devices, it will simply create the smarter version of everything. However, data heterogeneity and quality changes are one of the best priorities and challenges that should be handled in this promising concept. In this paper we present a review about data categories circulating in a smart city depending on its required services. We also study the quality of information as one of both, major challenges and treasures in a smart city.