Field Application of Cable Tension Estimation Technique Using the h-SI Method

Table 4

Estimation results of cable tension using various existing approaches.

Methods	Estimated cable tension (MN)
	B1	B2	B3	B4
Taut string theory	3.325; (−0.048)	112.346; (>100)	44.789; (48.430)	0.838; (−0.522)
Triantafyllou and Grinfogel [16]	3.352; (−0.057)	0.815; (−3.287)	31.330; (3.828)	0.841; (−0.202)
Linear regression method	3.352; (−0.069)	0.690; (−18.073)	30.160; (−0.049)	0.835; (−0.973)
Zui et al. [1]	3.354; (−0.012)	2.940; (>100)	29.031; (−3.791)	0.685; (−18.696)
Sensitivity updating algorithm	3.106; (−7.391)	0.838; (−0.558)	30.089; (−0.285)	0.848; (0.629)
Microgenetic algorithm (-GA)	3.362; (0.242)	1.398; (65.895)	27.736; (−8.083)	0.723; (−14.204)
This study (h-GA + SUA)	3.174; (−5.634)	0.838; (−0.558)	30.089; (−0.285)	0.843; (0.036)
True cable tension ()	3.354	0.843	30.175	0.843

( ): identification error (%).