NAIVE BAYES ALGORITHM FOR TWITTER SENTIMENT ANALYSIS AND ITS IMPLEMENTATION IN MAPREDUCE A Thesis Presented to The Faculty of the Graduate School At the University of Missouri In Partial Fulfillment Of the Requirements for the Degree Master of Science By ZHAOYU LI Dr. Yi Shang, Advisor DECEMBER 2014 The undersigned, appointed by the dean of the Graduate School, have examined the thesis entitled NAIVE BAYES ALGORITHM FOR TWITTER SENTIMENT ANALYSIS AND ITS IMPLEMENTATION IN MAPREDUCE Presented by Zhaoyu Li A candidate for the degree of Master of Science And hereby certify that, in their opinion, it is worthy of acceptance. Dr. Yi Shang Dr. Dong Xu Dr. Jeffrey Uhlmann ii

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