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biogram (version 1.6.3)

calc_cs: Calculate Chi-squared-based measure

Description

Computes Chi-squared-based measure between features and target vector.

Usage

calc_cs(feature, target, len_target, pos_target)

Arguments

feature

feature vector.

target

target.

len_target

length of the target vector.

pos_target

number of positive cases in the target vector.

Value

A numeric vector of length 1 representing computed Chi-square values.

See Also

test_features.

chisq.test - Pearson's chi-squared test for count data.

Examples

Run this code
# NOT RUN {
tar <- sample(0L:1, 100, replace = TRUE)
feat <- sample(0L:1, 100, replace = TRUE)
calc_cs(feat, tar, 100, sum(tar))
# }

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