Z-score is a standard measurement used in statistical analysis that looks at data with a normal distribution. It provides a standard unit of measurement for placing your data on a common scale. It ...

New insights are given into why the problem of detecting multivariate outliers can be difficult and why the difficulty increases with the dimension of the data. Significant improvements in methods for ...

We propose a procedure for the detection of multiple outliers in multivariate data. Let X be an n × p data matrix representing n observations on p variates. We first order the n observations, using an ...