A Suite of Design Quality Metrics for Internet of Things by Modelling Its Ecosystem as a Schema Graph

Table 6

ICCD evaluation for doctor D2, who accesses the data of multiple patients admitted in hospital 1. The request format in this case is CoAP with 2 bytes.

Evaluation scenario	Nodes	Edge name	ICCD	ICDD (B)
Hospital 1; Bed 1	Low-end devices-; gateway G1	Alpha	Max	20
	Controller C1; gateway G1-	Beta	Max	56
	Controller C1-; doctor D2	Gamma	Max	64
Hospital 1; Bed 2	Low-end devices-; gateway G2	Alpha	Max	24
	Controller C1; gateway G2-	Beta	Max	78
	Controller C1-; doctor D2	Gamma	Max	95
Hospital 1; Bed 3	Low-end devices-; gateway G3	Alpha	Max	24
	Controller C1; gateway G3-	Beta	Max	95
	Controller C1-; doctor D2	Gamma		95