Empirical Study of Homogeneous and Heterogeneous Ensemble Models for Software Development Effort Estimation

Table 3

Characteristics of datasets.

Dataset	No. of observations; (size)	No. of features; (Input variables)	No. of numerical; features	No. of categorical; features
Albrecht	24	6	6	0
Miyazaki	48	7	7	0
Maxwell	62	25	3	22
COCOMO	63	16	16	0
Desharnais	77	8	7	1