RapidMiner 9.7 is Now Available
Lots of amazing new improvements including true version control! Learn more about what's new here.
Sentiment Analysis using the new Extract Sentiment operator
Parameters are very straightforward - choose one from a list of four possible methods (two commercial, two open source) and just execute. Extract Sentiment will give you a new labeled score attribute.
It's really that simple. There is a nice tutorial process that you can check out as well.