Bai X, Tang K, Ren J, Waterman M, Sun F. Optimal choice of word length when comparing two Markov sequences using a ? 2-statistic. BMC Genomics. 2017;18:732 pubmed publisher
..It is shown that the power loss is minimal for some of the estimators of the orders of Markov chains. Our studies provide guidelines on choosing the optimal word length for the comparison of Markov sequences. ..
Zhang M, Yang L, Ren J, Ahlgren N, Fuhrman J, Sun F. Prediction of virus-host infectious association by supervised learning methods. BMC Bioinformatics. 2017;18:60 pubmed publisher
..The maximum likelihood approach can be used to estimate the fraction of true infectious associated viruses in viral tagging experiments. ..