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maximizethe
2006 Mar 01
3
Optimization problem: selecting independent rows to maximize the mean
Dear R community,
I have a dataframe with 500,000 rows and 102 columns. The rows
represent spatial polygons, some of which overlap others (i.e., not
all rows are independent of each other).
Given a particular row, the first column contains a unique "RowID".
The second column contains the "Variable" of interest. The remaining
100 columns ("Overlap1" ...