Research Article

On the Investigation of Effective Factors on Higher Heating Value of Biodiesel: Robust Modeling and Data Assessments

Figure 1

A point-by-point comparison of the modeled estimates to experimental quantities under the (a) exponential, (b) Matern, (c) squared exponential, and (d) rational quadratic kernel functions.
(a)
(b)
(c)
(d)