You can use the subcommand row.w. Example below: 23 individuals with 23 different weights.
res<-PCA(Dataset.PCA , scale.unit=TRUE, ncp=5, quali.sup=c(94: 94), graph = FALSE,
row.w=c(0.033433509,0.034560481,0.023290759,0.025169046,0.016904583,0.013899324,0.196093163,0.063110443,0.046957175,0.043576258,
0.043200601,0.03756574,0.16904583,0.053719008,0.030052592,0.019158527,0.017655898,0.00864012,0.033433509,0.040570999,
0.024793388,0.007513148,0.017655898))
row.w an optional row weights (by default, a vector of 1 for uniform row weights); the weights are given only for the active individuals
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The weights are correct: 0.50+0.05+0.44+0.01 = 1
Sum of weights should be 1.
For Example
49 % Men à weight = 0.49
51 % Women à weight = 0.51
It seems that the program calibrates the sum of the weights to 1.
res.pca <- PCA(mydata, row.w=c(100,10,88,2))
res.pca$call$row.w
[1] 0.50 0.05 0.44 0.01
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