J D Enedy
Geography and math: a technique for finding population centers
The Journal of geography
regional population management pm health initiatives require insight experienced quality care regional level unsolicited online provider ratings shown potential use study explored addition comments accompanying unsolicited online ratings regional analyses goal create additional insight pm initiative well overall comparisons initiatives attempting determine reasoning rationale behind rating dutch zorgkaart database provided unsolicited ratings 2008 2017 analyses ratings included quantitative ratings well qualitative text comments nine pm regions used aggregate ratings geographically sentiment analyses performed categorizing ratings negative neutral positive ratings per category well per pm initiative word frequencies ie unigrams bigrams explored machine learningnave bayes random forest modelswas applied identify important predictors rating overall sentiment identifying pm initiatives total 449263 unsolicited ratings available zorgkaart database 303930 positive ratings 97739 neutral ratings 47592 negative ratings bigrams illustrated feeling like taken seriously dominant bigram negative ratings bigrams positive ratings mostly related listening explaining perceived knowledge comparing bigrams pm initiatives showed lot overlap several differences identified machine learning able predict sentiments comments unable distinguish specific pm initiatives adding information text comments accompany online ratings regional evaluations provides insight pm initiatives underlying reasons ratings text comments provide useful overarching information health care policy makers due lot overlap add little regionspecific information specific outliers pm initiatives insightful