Perform peaks list alignment and return features table
getretcor(list, ts = 1, ppm = 10, deltart = 5, FUN)
each element should be a data.frame with mz, rt and ins as m/z, retention time in seconds and intensity of certain peaks.
template sample index in the list, default 1
mass accuracy, default 10
retention time shift table, default 5 seconds
function to deal with multiple aligned peaks from one sample
mzrt object without group information