Research Article
A Suite of Design Quality Metrics for Internet of Things by Modelling Its Ecosystem as a Schema Graph
Table 5
Data channel requirement where doctor D1 access data through gateway.
| | Sensors | Nodes | Edge name | ReqSize | ResSize (B) |
| | HRM | Low-end device-gateway 1 | Alpha | MQTT = 2BYTES | 12 | | GLM | Low-end device-gateway 1 | Alpha | MQTT = 2BYTES | 8 | | SID | Low-end device-gateway 1 | Alpha | MQTT = 2BYTES | 20 | | AID | Low-end device-gateway 1 | Alpha | MQTT = 2BYTES | 16 | | Accumulated | gateway1-doctor 1 | Delta | | 56 |
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