Arman NaseriMichael BeekhuizenArman NaseriDavid M. J. TaxIvo van der BiltMarcel J. T. ReindersImproving performance of heart rate time series classification by grouping subjects.2023abs/2311.13285CoRRhttps://doi.org/10.48550/arXiv.2311.13285db/journals/corr/corr2311.html#abs-2311-13285Michael BeekhuizenIvo van der BiltMarcel J. T. ReindersDavid M. J. Tax