"A statistical method of partitioning a sample of data into subsets such that the analysis is initially performed on a single subset, while the other subsets are retained for subsequent use in confirming and validating the initial analysis.NCI" . . "C0681935"^^ . "Cross Validation"^^ . . "Cross Validation"^^ . "Cross_Validation"^^ . "Cross ValidationPTNCI" . "C78545"^^ . "Quantitative Concept"^^ .