This is the code for the adaptive cluster sampling (ACS) algorithm in the paper "Generating and Validating Cluster Sampling Matrices for Model-free Factor Screening".
You can get the paper through the URL https://www.sciencedirect.com/science/article/abs/pii/S0377221723006112 and please cite this article as: W. Shi, A. Chen and X. Xie, Generating and validating cluster sampling matrices for model-free factor screening, European Journal of Operational Research, https://doi.org/10.1016/j.ejor.2023.08.007.
If you have any questions, please contact us via e-mail at aochen2001@gmail.com.
Simply input the number of factors k and the number of target elementary effects w in function "create_C" to construct the sampling matrix.
Input any sampling matrix into the function "validation_procedure" to obtain the number of elementary effects generated by the matrix for each factor.