In recentyears,therehasbeenaproliferationofworksonhumanactionclassification fromdepth
sequences.Theseworksgenerallypresentmethodsand/orfeaturerepresentationsfortheclassification
of actionsfromsequencesof3Dlocationsofhumanbodyjointsand/orothersourcesofdata,suchas
depth mapsandRGBvideos.