Statistics - Resampling through Random Percentage Split
1 - About
Percentage Split (Fixed or Holdout) is a re-sampling method that leave out random N% of the original data.
For example, you might select:
2 - Articles Related
3 - Standard Deviation in Validation
When percentage split with a random method is repeated for validation, there is a good chance of overlap between the different test sets. The algorithm has already (learn|see) them. With cross-validation, this overlap doesn't occur. This is why the standard deviation estimate tends to be smaller for percentage split than for cross-validation.