x2y Metric

This workflow calculates the x2y metric in a dataframe which detects non linear relationships. This metric x2y measures the ability of x to predict y. Unlike metrics like the correlation coefficient, the x2y metric is not symmetric with respect to x and y

External resources

• An Alternative to the Correlation Coefficient That Works For Numeric and Categorical Variables
• x2y: Ranked Predictive Power of Cross-Features (x2y)