Compressing Tree Ensembles through Level-wise Optimization and Pruning

sponsorship: This research is supported by the Flemish government under the "Onderzoeksprogramma Artificiele Intelligentie (AI) Vlaanderen" programme (HB, JD & WM), the European Union's Horizon Europe Research and Innovation program under the grant agreement TUPLES No. 101070149 (LD & JD), the KU Leuven Research Fund (C2E/23/007, HB & WM) and iBOF/21/075 (TM & JD). (Flemish government, Vlaanderen" programme, European Union's Horizon Europe Research and Innovation program|101070149, KU Leuven Research Fund|C2E/23/007)