[1] "Correlation surprisal, retrieval, pred, freq k=50"
            [,1]        [,2]       [,3]        [,4]
[1,]  1.00000000 -0.16420023 0.26406918  0.08830767
[2,] -0.16420023  1.00000000 0.03813511 -0.04828395
[3,]  0.26406918  0.03813511 1.00000000  0.52864526
[4,]  0.08830767 -0.04828395 0.52864526  1.00000000
