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. 2020 Aug 26;8:155961–155970. doi: 10.1109/ACCESS.2020.3019600

TABLE 2. Description of Extracted Features.

Tweet-level features
Inline graphic No. of retweets
Inline graphic No. of favorites
Inline graphic Whether the tweet includes a question mark
Inline graphic Whether the tweet is a duplicate of its source
Inline graphic Whether the tweet contains a URL
Inline graphic No. of URLs embedded in the tweet
Inline graphic No. of mentions
Inline graphic No. of hashtags
Inline graphic No. of words in the tweet except the source author’s screen name
User-level features
Inline graphic No. of tweets user has posted
Inline graphic No. of public lists user belongs to
Inline graphic No. of followers
Inline graphic No. of followings
Inline graphic Whether the user profile has a background image
Inline graphic User’s reputation (i.e., followers/(followings+1))
Inline graphic No. of tweets user has liked so far
Inline graphic Account age in days
Inline graphic Whether the profile is verified
Inline graphic User engagement (i.e., # posts / (account age+1))
Inline graphic Following rate (i.e., followings / (account age+1))
Inline graphic Favorite rate (i.e., user favorites / (account age+1))
Inline graphic Whether geolocation is enabled
Inline graphic Whether the user has a description
Inline graphic No. of words in the user’s description
Inline graphic No. of characters in the user’s name including white space
Inline graphic Whether the user is the source tweet’s author