Mengyao Cao

May 24, 2023 | mdpi.com | Wenyu Zhang |Mengyao Cao |Lei Wang

4.3. The Two-Stage Large Group Decision-Making MethodBased on the above algorithm and discussion, the specific decision-making steps of the two-stage LGDM method based on the SC-DHIHFL are as follows:Step 1: The decision object (alternative scheme) set A={A1,A2,…,An}(n≥3) and the decision preference coefficient ϑ are given according to experience. Then experts are selected, and a large group of experts is formed as E={e1,e2,…,em}(m≥20).