A Survey of Industrial Internet of Things Platforms for Establishing Centralized Data-Acquisition Middleware: Categorization, Experiment, and Challenges

Table 3

Interarrival times between previous and current data packets.

Data Inter-arrival Time	Wired communication		LTE communication
	Total count	Ratio (%)	Total count	Ratio (%)
0-1	20841	0.201	6858	0.200
1	10333828	99.730	3381751	98.857
2	4797	0.046	28386	0.830
3-5	1393	0.013	3541	0.104
5-10	518	0.005	183	0.005
>10	404	0.004	103	0.003