Naive Bayes+JAVA Prototype Project 02 (Sentiment Classification+Laplace Smoothing+Handle Underflow)

►screenshots: https://prototypeprj.blogspot.com/2020/07/sentiment-classification-w-naive-bayes.html ►Python version @ https://youtu.be/HRkht612iN8 00:10 demo the app. 00:40 what is sentiment classification 01:15 sentiment classification w/ multinomial naive bayes 01:55 what is bag-of-words vocabulary set 02:00 what is Add-1 Laplace Smoothing 02:55 handling Numerical Underflow 03:42 what is logprior 03:55 what is loglikelihood 05:00 code the app. 07:32 calculate prior probabilities 08:15 handling matrix operations 09:00 calculate conditional probabilities 10:00 classify a new document 10:16 handle command line entries 10:52 test run the app. without the display code 11:48 add display code 12:27 test run the app. ► get access to members-only video contents + support: https://www.youtube.com/channel/UCUvwlMMaeppKPdtAK8PxO8Q/join ► website + download source code: https://prototypeprj.com https://ai.prototypeprj.com https://crypto.prototypeprj.com ► download directly: download ai source code @ https://sites.fastspring.com/prototypeprj/instant/ai download crypto source code @ https://sites.fastspring.com/prototypeprj/instant/crypto download source code (old) page # 2 @ https://sites.fastspring.com/prototypeprj/instant/2020 download source code (older) page # 1 @ https://sites.fastspring.com/prototypeprj/instant/all