The idea of face acts appears quite attractive from a computational standpoint for their potential role in understanding what is "meant" from what is "said" (Grice et al., 1975; Brown et al., 1987; Leech, 2016).
politeness has been widely researched in various domains of language technologies (Walker et al., 1997; Gupta et al., 2007; Wang et al., 2012; Abdul-Mageed and Diab, 2012; Danescu-Niculescu-Mizil et al., 2013) in addition to foundational work in pragmatics and sociolinguistics (Brown et al., 1987; Grice et al., 1975; Leech, 2016).