I did a similar thing for music&#x2F;movies&#x2F;directors&#x2F;actors using word2vec which is also a form of matrix factorization[1].  (Shameless plug) You can try it at <a href="http:&#x2F;&#x2F;rerecommender.com" rel="nofollow">http:&#x2F;&#x2F;rerecommender.com</a><p>[1] <a href="http:&#x2F;&#x2F;www.cs.columbia.edu&#x2F;~blei&#x2F;seminar&#x2F;2016_discrete_data&#x2F;readings&#x2F;LevyGoldberg2014.pdf" rel="nofollow">http:&#x2F;&#x2F;www.cs.columbia.edu&#x2F;~blei&#x2F;seminar&#x2F;2016_discrete_data&#x2F;...</a>