poor answers now that we are able to extract useful features from textwe can take on the challenge of building classifier using real data let' go back to our imaginary website in clustering finding related postswhere users can submit questions and get them answered continuous challenge for owners of these & sites is to maintain decent level of quality in the posted content websites such as stackoverflow com take considerable efforts to encourage users to score questions and answers with badges and bonus points higher quality content is the resultas users are trying to spend more energy on carving out the question or crafting possible answer one particular successful incentive is the possibility for the asker to flag one answer to their question as the accepted answer (againthere are incentives for the asker to flag such answersthis will result in more score points for the author of the flagged answer would it not be very useful for the user to immediately see how good their answer is while they are typing it inthis means that the website would continuously evaluate their work-in-progress answer and provide feedback as to whether the answer shows signs of being poor one or not this will encourage the user to put more effort into writing the answer (for exampleproviding code exampleincluding an imageand so onso finallythe overall system will be improved let us build such mechanism in this