Description Usage Arguments Examples
View source: R/CorShrink2DataLoss.R
Performs the CorShrink-Loss approach of correlation shrinkage, that uses the Taylor series expansion of the empirical correlation matrix around the population correlation matrix to derive the distribution.
1 | CorShrink2DataLoss(data_with_missing, alpha = 1)
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data_with_missing |
The samples by features data matrix. May contain NA values. |
alpha |
The tuning parameter for the L-1 scaling. |
1 2 3 4 5 6 7 8 9 10 11 12 13 | data("sample_by_feature_data")
out = CorShrink2DataLoss(sample_by_feature_data, alpha = 1)
corrplot::corrplot(as.matrix(out), diag = FALSE,
col = colorRampPalette(c("blue", "white", "red"))(200),
tl.pos = "td", tl.cex = 0.4, tl.col = "black",
rect.col = "white",na.label.col = "white",
method = "color", type = "upper")
out2 = CorShrink2DataLoss(sample_by_feature_data, alpha = 10)
corrplot::corrplot(out2, diag = FALSE,
col = colorRampPalette(c("blue", "white", "red"))(200),
tl.pos = "td", tl.cex = 0.4, tl.col = "black",
rect.col = "white",na.label.col = "white",
method = "color", type = "upper")
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