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Increasing number of social media users in urban areas , leading to a new era of openness of public emotion. Most citizens are literate digital world took part in the role of citizen journalism to report events, disseminate information, to express emotions, form an opinion and to voice expectations. "We define s Smart City as one that uses information and communications technology to make both its critical infrastructure and its components and public services more interactive, efficient and better known to its residents. In the broadest sense, a city can be regarded as 'smart' when its investments in human and social capital and in its communications infrastructure foment sustainable economic development and a high standard of living along with the wise management of natural resources by an engaged government" [1]. Smart City is a city that is combined with computers , the data and analytics that can produce a portrait of the model and condition of the city as well as the prediction of the crucial needs of a city in order to sustain in the future. Smart cities are all about how computers, data, and analytics, which consist of models and predictions, are being embedded into cities [9]. Smart City by IBM divided into 6 Characteristics [ 1 ] , [ 2 ] , the Smart Economy, Smart Mobility, Smart Government, Smart People, Smart Living and Smart Environment. Each of these characteristics has a specific role to safeguard the sustainability of a city.

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