MLEF: a novel meta-learning framework with feature selection for enhanced athlete fatigue risk prediction. - Dejin Wang; Yuxi Peng; Junhui Zhu; Qihao Liu; Taiquan Wang; Shaoxue Wu; Jueliang Tian; Yule Yang; Fang Tan (J. King Saud Univ. Comput. Inf. Sci., 2026)