A new technique called the "generalized gap test" for the detection of multivariate outliers is presented. It is based on the observation that the distribution of the lengths of the edges of minimum ...

Shuai Zhang, Yumin Liu, Uk Jung, Sparse abnormality detection based on variable selection for spatially correlated multivariate process, The Journal of the Operational Research Society, Vol. 70, No. 8 ...

Credit Rating, Sovereign Credit Rating, Income Levels, Ordered Probit Model Share and Cite: Niyonshuti, M., Ishimwe, M., Su, M. and Nketia, E. (2026) Analyzing the Factors Influencing Sovereign Credit ...