Region: SPG

                                         vt31                    vt33                   vt33/vt31
                     Prod       mean       stdev        mean       stdev        mean       stdev         R^2        mapd
                  chlor_a     0.04539     0.02077     0.04540     0.02077     1.00019     0.00102     0.99999     0.00009
                  Rrs_410     0.01715     0.00318     0.01715     0.00318     0.99981     0.00107     0.99997     0.00000
                  Rrs_443     0.01240     0.00198     0.01240     0.00198     0.99981     0.00104     0.99996     0.00000
                  Rrs_486     0.00729     0.00074     0.00728     0.00074     0.99981     0.00104     0.99990     0.00000
                  Rrs_551     0.00145     0.00007     0.00145     0.00007     0.99951     0.00273     0.99726     0.00000
                  Rrs_671     0.00013     0.00002     0.00013     0.00002     0.99878     0.00694     0.99820     0.00000
                  aot_862     0.08317     0.01912     0.08356     0.01965     1.00378     0.02135     0.98798     0.00012
                 angstrom     0.73207     0.18955     0.73199     0.18968     0.99981     0.00105     0.99999     0.00022
                  epsilon     1.04756     0.02208     1.04760     0.02200     1.00004     0.00024     0.99989     0.00000