This is the main paper on factorization machines, which discusses some of the advantages:<p><a href="http:&#x2F;&#x2F;www.ismll.uni-hildesheim.de&#x2F;pub&#x2F;pdfs&#x2F;Rendle2010FM.pdf" rel="nofollow">http:&#x2F;&#x2F;www.ismll.uni-hildesheim.de&#x2F;pub&#x2F;pdfs&#x2F;Rendle2010FM.pdf</a><p>In particular they&#x27;re nice for recommendation algorithms.