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Official Journal of the Japan Wood Research Society

Table 4 Comparisons of the existing and the modified equations for average strength

From: Experimental study on the embedment strength of smooth dowels inserted in cross-laminated timber narrow side

Empirical model

Mean absolute error (MPa)

Absolute percent error (%)

Equation (1)

7.1641

49.70

Equation (3)

6.2473

72.40

Equations (6)–(8)

3.1318

22.11