You give it vectors of (chr, pos). These have duplicates. Say for example chr1, 888 appears twice. Then we sum up the Cov and M matrices over those two entries. Best, Kasper On Mon, Feb 27, 2017 at 8:46 AM, marie.trijau [bioc] < noreply@bioconductor.org> wrote: > Activity on a post you are following on support.bioconductor.org > > User marie.trijau <https: support.bioconductor.org="" u="" 12457=""/> wrote Question: > warning message with BSseq function > <https: support.bioconductor.org="" p="" 93113=""/>: > > When I use BSseq function for BSseq objects, I get the warning message: > > "In BSseq(chr = chr, pos = pos, M = M, Cov = Cov, sampleNames = c("Ctr_1", > : multiple postions, collapsing object > > What does this warning mean? > > > > ------------------------------ > > Post tags: bsseq > > You may reply via email or visit warning message with BSseq function >