Research Article
Weighted Sum Secrecy Rate Optimization for Cooperative Double-IRS-Assisted Multiuser Network
Algorithm 1
Lagrange dual algorithm for problem (
12).
1: Initialization: set the accuracy , a feasible point and the searching bounds and ; | 2: Calculate and . Ifthen and terminate; Otherwise, move to step 3; | 3: Repeat | 4: Calculate; | 5: Update and according to Equations (17a) and (17b), respectively; | 6: Ifset; Otherwise, setend if; | 7: Until; | 8: Output. |
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