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math.ST2018
A geometric view on Pearson's correlation coefficient and a generalization of it to non-linear dependencies
Priyantha Wijayatunga
Measuring strength or degree of statistical dependence between two random variables is a common problem in many domains. Pearson's correlation coefficient is an accurate measur…
math.ST2018
Probabilistic Analysis of Balancing Scores for Causal Inference
Priyantha Wijayatunga
Propensity scores are often used for stratification of treatment and control groups of subjects in observational data to remove confounding bias when estimating of causal effect of…