Charles Masson's discussion focuses on the use of robust statistical distances for designing effective anomaly and outlier detection algorithms in machine learning applications. The text delves into various statistical distances, such as the Kolmogorov-Smirnov Distance, Earth Mover's Distance, and Cramér-von Mises Distance, explaining their roles in comparing data distributions. Visual tools like Q-Q plots are also explored as initial heuristic methods for distribution comparison. Each distance measure has unique properties and applications, with the Kolmogorov-Smirnov Distance being sensitive to local deformations, the Earth Mover's Distance providing insights into distributions with long tails, and the Cramér-von Mises offering a balance between the two. The article emphasizes the advantages and limitations of each distance measure, as well as their implementations, including recent enhancements to SciPy, and provides an interactive visualization tool for practical experimentation.