Grey wolf optimizer (GWO) 3 Whale Optimization Algorithm (WOA) 3 confusion matrix 3 recall 3 precision 3 accuracy 3 pearson correlation coefficient (PCC) 3 spearman correlation coefficient (SCC) 3 Global optimization 3 Convergence analysis 3 Search space exploration 3 Local search 3 Computational intelligence 3 Robust optimization 3 metaheuristic 3 nature-inspired computing 3 nature-inspired algorithms 3 swarm-based computation 3 Simulations 3 genetic-algorithm 3 Intelligent optimization 3 Performance analysis 3 machine learning 3 artificial intelligence 3 deep learning 3 neural networks 3 single hidden layer network 3 random projection 3 neural-network 3 feed-forward neural network 3 artificial neural network 3 classification 3 regression 3 supervised learning 3 online learning 3 generalization 3 optimization algorithms 3 particle-swarm-optimization 3 Cross-validationGenetic algorithm (GA) 3 Particle swarm optimization (PSO) 3 Ant colony optimization (ACO) 3 Differential evolution (DE) 3 Simulated annealing 3 nature-inspired-optimization 2 sgd-optimizer 2 global-search 2 whale-optimization-algorithm 2 metaheuristics 2 Cascade Forward Neural Networks 1 cascade forward networks 1 CFN 1 regression-models 1 multi-layer-perceptron 1 mlp 1 metaheuristic-based-multi-layer-perceptron 1 metaheuristic-algorithms 1 gradient-free-based-multi-layer-perceptron 1 classification-models 1 CFNN 1 Kernel CFN 1 metaheuristic-based cascade forward neural networks 1 metaheuristic-optimized CFN 1 derivative free-based cascade forward neural networks 1 derivative free-optimized CFNN 1 gradient descent-based optimized cascade forward neural network 1 GD-based CFNN 1 cascade-forward-networks 1 cfnn 1 derivative-free-based-cfnn 1 derivative-free-optimization 1 gradient-free-based-cascade-forward 1 random vector functional link 1 RVFL 1 Kernel RVFL 1 metaheuristic-based RVFL 1 gradient-free optimizationgradient-free optimized RVFL 1 metaheuristic-optimized RVFL 1 artificial-intelligence 1 evolutionary-computing 1 gradient-free-based-rvfl 1 machine-learning 1 mealpy 1 metaheuristic-algorithm 1 nature-inspired-algorithms 1 optimization-algorithms 1 random-vector-functional-link-neural-network 1 rvfl-networks 1 swarm-based-intelligence 1 multi-layer perceptron 1 FLANN 1 Kernel MLP 1 metaheuristic-based multi-layer perceptron 1 metaheuristic-optimized MLP 1 adagrad-approach 1 adam-optimizer 1 adelta-optimizer 1