Displaying 1 result from an estimated 1 matches for "mat057".
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a057
2007 Sep 13
1
grouping data by a portion of the row name
...can run PAM (partition around mediods) on a dataset containing multiple soil cores and PCA spectral data from several depths per core. I want to run PAM on each individual core, so I need to group the data by core to run the analysis. Below is an example of my data structure:
Lab.id PC1 PC2 PC3
MAT057.2.5 2.438454966 -1.011182986 -3.040881377
MAT057.7.5 10.69120648 4.767694892 -1.719466898
MAT057.12.5 8.215852171 4.645793327 0.974020242
MAT057.17.5 10.00422215 3.516213164 2.586742695
MAT057.22.5 18.49165113 5.143031557 0.472636009
MAT057.27.5 18.31255522 4.255319595 0.802902692
MAT057.35 11...