ObservingthatSemanticfeatureslearnedinanimageclassificationtaskandAppearancefeatureslearnedinasimilaritymatchingtaskcomplementeachother,webuildatwofoldSiamesenetwork,namedSA-Siam,forreal-timeobjecttracking.SA-Siamiscomposedofasemanticbranchandanappearancebranch.Eachbranchisasimilarity