When applying PCA to binary data, use dummy coding?
wessel
New Altair Community Member
Dear All,
When applying PCA to binary data, should we use dummy coding?
Or should we use difference coding?
dummy coding: false = 0, true 1
difference coding: false = -1, true = +1
Best regards,
Wessel
When applying PCA to binary data, should we use dummy coding?
Or should we use difference coding?
dummy coding: false = 0, true 1
difference coding: false = -1, true = +1
Best regards,
Wessel
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