1. A method of comparing an investigated entity to a reference entity, the method comprising: augmenting a plurality of data points that correspond to a variable or characteristic of the investigated entity or the reference entity by creating a target variable whose value is indicative if whether the respective data point is associated with the investigated entity or the reference entity; performing logistic regression upon the augmented data points with the target variable used as a dependent variable in performing the logistic regression; receiving from the logistic regression a plurality of standardized values of regression coefficients for the submitted variables; and identifying variables whose standardized values exceed a specified threshold and are thereby considered significant.