

An Idiot's Attempt to Explain Term Vector Theory, Term Weight, and a Slight Argument for Keyword Density
Among the SEO creme de la creme, keyword density is a phrase not even worth re-hashing, but for many, it remains a mainstay in their SEO lexicon. I'd be lying if I said I haven't run my own experiments and seen my own successes in the past with upping my keyword density, despite seemingly "knowing better." I've always had some knowledge of term vector theory, and had an understanding at only the highest of levels, but never actually sat down and tried to walk my math-retired mind through it to truly get it.