“…Wang et al [47] tried to match user reviews with app release notes in Spotify and manually labeled types of the user reviews. Häring et al [48] proposed an automatic approach DeepMatcher to extract problem reports from app reviews submitted by users, and then identify matching bug reports in an issue tracker used by the development team, which can help developers identify bugs earlier, enhance bug reports with user feedback, and eventually lead to more precise ways to detect duplicate or similar bugs. Palomba et al proposed an approach named CRISTAL [49] to trace informative crowd reviews into code changes, in order to monitor the extent to which developers accommodate crowd requests and follow-up user reactions as reflected in their ratings.…”