Using the tidytext package to explore frequency and sentiment in review data. Warning, datafile is quite large so be warned that performing LDA tuning can take quite a while.
This repository: https://github.com/tastyCanOfMalk/amazon.finefoods
Original data: http://snap.stanford.edu/data/web-FineFoods.html
Text mining with R, from which much of my analysis is inspired: https://www.tidytextmining.com/