Optimum Design of Fully Composite, Unstiffened, Built-Up, Hybrid Steel Girder Using GRG, NLR, and ANN Techniques

Table 3

Pearson correlation matrix.

	η	α	Fcu	Ftf	Ftw	M	Hs	Asc	Asw	Ast	ts
η	1.00
α	0.00	1.00
Fcu	−0.10	−0.79	1.00
Ftf	0.00	0.00	0.09	1.00
Ftw	0.00	0.00	0.13	0.85	1.00
M	0.00	0.00	0.20	0.00	0.00	1.00
Hs	0.11	0.08	0.13	−0.37	−0.34	0.84	1.00
Asc	−0.06	0.54	−0.32	−0.22	−0.18	0.64	0.73	1.00
Asw	0.12	0.06	0.15	−0.24	−0.19	0.89	0.97	0.73	1.00
Ast	−0.07	0.11	0.09	−0.24	−0.21	0.91	0.90	0.77	0.89	1.00
Ts	0.00	−0.43	0.52	0.46	0.39	0.54	0.23	−0.12	0.29	0.25	1.00