Indeed, U-MSTuf-lep outperforms U-MST in all 20 setups in D-UAS evaluation and in 15 out of 20 setups in U-UAS evaluation (in one setup there is a tie).
the improvement this procedure provides is much more noticeable for D-UAS, with an averaged improvement of 2.35% across setups, compared to an averaged U-UAS improvement of only 0.26% across setups.