Selects a subset of data points to minimize standard error using greedy optimization.
Usage
data_selection_fixed(X, data_size, log = FALSE, period = 1000)
Arguments
- X
Covariate matrix (p x n)
- data_size
Number of data points to select
- log
Whether to print progress every 1000 iterations
- period
If log = TRUE, print progress every period
Value
A vector of selected data point indices