6476 20230724141203.0 CTALK-2023-0112 Bamahry, Fikri Why considering Machine Learning for quality evaluation of GNSS observations? (challenges we faced and are still facing) 2023 2023-05-23 ESFRIFED/ EF/ 211/SERVE / SERVE NO Legrand, Juliette Bruyninx, Carine Pottiaux, Eric Fabian, Andras EUREF Symposium 2023, Gothenburg, Sweden fikri.bamahry@ksb-orb.be Invited CTALKINVI