Covariancematriceshaverecentlybeenapopularchoiceforversatiletaskslikerecognitionandtrackingduetotheirpowerfulpropertiesaslocaldescriptorandtheirlowcomputationaldemands.Thispaperoutlinessimilaritiesofcovariancematricestothewell-knownstructuretensor.Weshowthatthegeneralizedversionofthest