Performance Evaluation of Volumetric Water Content and Relative Permittivity Models

Table 2

Source of secondary data and porosity.

Porosity	Data source
0.30–0.38	Friedman [26]; Sabouroux and Ba [31]
0.40–0.48	Friedman [26]; Hilhorst et al. [27]
0.5	Skierucha et al. [32]
0.62–0.66	Roth et al. [21]; Friedman [26]
—	Topp et al. [22]; Malicki et al. [23]; Robinson et al. [14]; Curtis [18]; Gardner et al. [19]; Dobson et al. [24]; Wang and Schmugge [30]