In this work, we study the prediction of keyphrases, generally formed with words or phrases reflecting main topics conveyed in input texts .
we focus on producing keyphrases for social media language, proven to be beneficial to a broad range of applications, such as instant detection of trending events (Weng and Lee, 2011), summarizing public opinions (Meng et al., 2012), analyzing social behavior (Ruths and Pfeffer, 2014), and so forth.