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In the categorical variables, do the value need to be handled as meaningful sequences or are they just codes?

April 26, 2017categorical handled meaningful sequences value variables

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In the categorical variables, do the value need to be handled as meaningful sequences or are they just codes?

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The original categorical values where symbols, not indicating any category ordering. The category symbols have been replaced by random anonymized values (strings) with no semantic, in 1 to 1 bijection with the original values so as to keep the structure of the data.