Study of Water Absorption in Raffia vinifera Fibres from Bandjoun, Cameroon

Table 3

Values of the parameters of the different models of fibres located at base (PL-1/4) of the stem of raffia.

Type of model	Radial position	𝑎	𝑏	𝑐	𝑑	m (h^−1)	k (h^−1)	𝑅^2	RMSE	𝜒^2
Gowen et al. model	Peripheric	0.2686	1.087				3.75×10^−3	0.898	0.08747	0.2678
	Half-radius	0.2234	1.161				3.17×10^−3	0.9337	0.07463	0.195
	Center	0.2319	1.153				3.2×10^−3	0.9223	0.08009	0.2245
Mohsenin model	Peripheric	0.3682	0.2037	7.79×10^−2	1.06×10^−3			0.9496	0.0624	0.1324
	Half-radius	0.3614	1.881	5.78×10^−5	1.26×10^−3			0.9617	0.05751	0.1125
	Center	0.3725	1.495	5.67×10^−4	1.23×10^−3			0.9593	0.05882	0.1476
Peleg model	Peripheric	255.5	0.9096	0.2507				0.9023	0.08561	0.2565
	Half-radius	291.7	0.7457	0.2138				0.935	0.07388	0.1911
	Center	288.9	0.7693	0.2206				0.9242	0.07913	0.2192
Czel and Czigany model	Peripheric	0.1618				0.2817		0.943	0.06447	0.1496
	Half-radius	0.108				0.3487		0.9487	0.06473	0.1508
	Center	0.1172				0.3348		0.9487	0.06419	0.1484
Proposed model	Peripheric	0.9141	0.362	1.276		3.352	2.18×10^−3	0.9721	0.04709	0.07317
	Half-radius	1.054	0.3009	1.354		2.634	2.03×10^−3	0.9798	0.0424	0.05932
	Center	1.06	0.3173	1.378		1.969	1.92×10^−3	0.9751	0.04674	0.0721