Roberto Henschel Laura Leal-Taixé Bodo Rosenhahn Efficient Multiple People Tracking Using Minimum Cost Arborescences. 265-276 2014 GCPR https://doi.org/10.1007/978-3-319-11752-2_21 conf/dagm/2014 db/conf/dagm/gcpr2014.html#HenschelLR14