Ahlgren N, Ren J, Lu Y, Fuhrman J, Sun F. Alignment-free $d_2^*$ oligonucleotide frequency dissimilarity measure improves prediction of hosts from metagenomically-derived viral sequences. Nucleic Acids Res. 2017;45:39-53 pubmed publisher
..The [Formula: see text] ONF method will greatly improve the characterization of novel, metagenomic viruses. ..
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. ..