Boa noite pessoal

Como posso excluir de uma matriz de correlação valores muito baixo como  esse em negrito como abaixo

            G001        G002         G008         C051        C071        C101        C151        R001        R02A        R02C         R2B1
G001  1.00000000  0.14842780 -0.114680730  0.302947649  0.32931462  0.37740045  0.30480517 -0.34884430 -0.39049631 -0.34041558  0.056306588
G002  0.14842780  1.00000000  0.070276175  0.170691108  0.09668893  0.02550203  0.13058268 -0.15025183 -0.15148344 -0.18614711  0.118041910
G008 -0.11468073  0.07027618  1.000000000  0.007789258  0.06977162  0.01623666 -0.14927575  0.01368586  0.03586060  0.00202448  0.486717281
C051  0.30294765  0.17069111  0.007789258  1.000000000  0.37174418  0.26435392  0.22513174 -0.47614134 -0.48203009 -0.42861271  0.372495377
C071  0.32931462  0.09668893  0.069771618  0.371744175  1.00000000  0.45945064  0.40883404 -0.24972945 -0.22757192 -0.17468398  0.312496407

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In Jesu et Maria

Obrigado
Prof. Elias Carvalho

"Felix, qui potuit rerum cognoscere causas" (Virgil 29 BC)
"Blessed is he who has been able to understand the cause of things"