How independent are the appearances of n-mers in different genomes?

Yuriy Fofanov Yi Luo Charles Katili Jim Wang Yuri Belosludtsev Thomas Powdrill Chetan Belapurkar Viacheslav Fofanov Tong-Bin Li Sergei Chumakov B. Montgomery Pettitt How independent are the appearances of n-mers in different genomes? 2421-2428 2004 20 Bioinformatics 15 http://dx.doi.org/10.1093/bioinformatics/bth266 db/journals/bioinformatics/bioinformatics20.html#FofanovLKWBPBFLCP04