290 Journal of Digital Information Management Volume 14 Number 5 October 2016 Exploring Government Uses of Social Media through Twitter Sentiment Analysis Journal of Digital Information Management ABSTRACT: As social media becomes an important platform for organizations to use to interact with users, the ability to understand user opinions in social media communications has gained increased attention. One of the most popular approaches for exploring user opinions is sentiment analysis, which employs natural language processing, statistics, or machine learning to extract the sentiment of a text unit in terms of positive or negative attitudes. However, the effectiveness, interpretation, and accuracy of sentiment analysis rely heavily on the context in whic

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