An Ontology-Based Framework for Complex Urban Object Recognition through Integrating Visual Features and Interpretable Semantics

Table 3

Priority of low-level features defined from the first experimental datasets.

	Color/statistical features		GLCM features		Shape features
	Optical satellite image	LiDAR height	Optical satellite image	LiDAR height	Optical satellite image	LiDAR height
Residential buildings	Primary	Primary	Secondary	Secondary
Commercial buildings		Primary	Secondary	Secondary
Circular roads	Primary		Secondary		Primary
Swimming pools	Primary
Trees (1.5-5m)	Secondary	Primary	Tertiary		Tertiary	Secondary
Trees (5–10 m)	Secondary	Primary	Tertiary		Tertiary	Secondary
Trees (>10 m)	Secondary	Primary	Tertiary		Tertiary	Secondary