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Continue to ChatAm I typing fresh tweets: Detecting up-to-dateness and worth of categorical information in microblogs - https://avesis.yildiz.edu.tr/publication/details/ab51f49b-1560-459a-bd2d-60464633d83f/am-i-typing-fresh-tweets-detecting-up-to-dateness-and-worth-of-categorical-information-in-microblogs