ResearchBenchmarksPredicting Constraint Parameters on Fractional Knapsack Problem (KP) capacity=50, ρ=2 synthetic (test)Follow0.492Relative Predictive RegretIntOpt-C0.487680.516840.5460.57516Jul 11, 2023Evaluation ResultsMethodMethodLinksRelative Predictive RegretFeasibility Relative Predictive RegretInfeasibility RatioMean Squared Error (MSE)IntOpt-Ccapacity=50, penalty c...capacity=50, penalty coefficient (ρ)=2, Epochs=1.6 ± 0.62023.070.4920.422423.5SFGEcapacity=50, penalty c...capacity=50, penalty coefficient (ρ)=2, Epochs=16.8 ± 4.32023.070.5120.237461.3PFLcapacity=50, penalty c...capacity=50, penalty coefficient (ρ)=2, Epochs=13.3 ± 2.92023.070.60.1077299.1