"1104136087"^^ . . . . . "Track significance, in high energy collision experiments, is defined as the ratio between the impact parameter of a track (distance from the primary vertex) and the estimated error in it. Formula"@en . . . "Track significance"@en . . . "Track significance, in high energy collision experiments, is defined as the ratio between the impact parameter of a track (distance from the primary vertex) and the estimated error in it. Formula"@en . . . . "1146"^^ . . . "25907412"^^ . .