%0 Journal Article %A Jean B. Lasserre %T On the Christoffel function and classification in data analysis %J Comptes Rendus. Mathématique %D 2022 %P 919-928 %V 360 %I Académie des sciences, Paris %R 10.5802/crmath.358 %G en %F CRMATH_2022__360_G8_919_0