Posts Tagged ‘ stabilizing transform ’

Modeling Trick: the Signed Pseudo Logarithm

March 1, 2012
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Modeling Trick: the Signed Pseudo Logarithm

Much of the data that the analyst uses exhibits extraordinary range. For example: incomes, company sizes, popularity of books and any “winner takes all process”; (see: Living in A Lognormal World). Tukey recommended the logarithm as an important “stabilizing transform” (a transform that brings data into a more usable form prior to generating exploratory statistics, Related posts:

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