learning, for other approaches to learn a distance metric from examples. References External links Mahalanobis distance tutorial – interactive online program and spreadsheet computation Mahalanobis distance (Nov-17-2006) – overview of Mahalanobis distance, including MATLAB code What is Mahalanobis distance? – intuitive, illustrated explanation, from Rick Wicklin on blogs.sas.com Statistical distance Multivariate statistics Distance