Sample sizes for k-fold cross-validation

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Description

Compute sample sizes for k-fold cross-validation.

Usage

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kfcv(k, N)

Arguments

k

number of groups.

N

total sample size.

Details

If N/k is an integer, the sample sizes are k ‘N/k’s (N/k, N/k, ...), otherwise the remainder will be allocated to each group as ‘uniformly’ as possible, and at last these sample sizes will be permuted randomly.

Value

A vector of length k containing k sample sizes.

Author(s)

Yihui Xie

See Also

cv.ani

Examples

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## divisible
kfcv(5, 25)

## not divisible
kfcv(10, 77)

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