Edit, FYI: When I posted this comment, the link title repeated the story's title "Math Proves John Lennon Wrote 'In My Life'". More like "arithmetic suggests"

Edit, FYI: When I posted this comment, the link title repeated the story's title "Math Proves John Lennon Wrote 'In My Life'". More like "arithmetic suggests" ... There is no mathematical proof here. See also [1]: The model assumes correlated multinomial counts for the bags-of-words as a function of authorship which is then inverted using Bayes rule. Out-of-sample classification accuracy for songs with known authorship was 80%. We demonstrate the results to songs during the study period with unknown authorship. Radio interviews with the presenting author are listed on his web site[2]. [1]: https://ww2.amstat.org/meetings/jsm/2018/onlineprogram/AbstractDetails.cfm?abstractid=329336 https://ww2.amstat.org/meetings/jsm/2018/onlineprogram/Abstr... [2]: http://www.glicko.net/ http://www.glicko.net/