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Hardware Specifications used in the IoT layers
| Sl.No | Hardware Details | Description |
|---|---|---|
| 1 | Number of Sensors in each sensors | 05 |
| 2 | Number of IoT test beds used | 05 |
| 3 | Temperature sensors | 05 |
| 4 | Blood pressure sensor | 05 |
| 5 | Communication used | WIFI |
| 6 | Analog-to-Digital Convertor | 10-bit MCP3008 ADC |
Computational Overhead for the Different Fog Based IoT Devices
| Data Size | Computational Overhead (secs) | |||
|---|---|---|---|---|
| IoT-Model-1 | IoT-Model-2 | IoT-Model-3 | Proposed Model | |
| 5MB | 4.2 | 3.9 | 3.5 | 2.8 |
| 10MB | 7.5 | 5.8 | 5.4 | 3.6 |
| 15MB | 10.2 | 9.2 | 9.1 | 5.9 |
| 20MB | 15.9 | 13.6 | 13.5 | 8.2 |
| 25MB | 21.9 | 19.4 | 19.2 | 11.5 |
Different RSSI parameters obtained Experimentally in the IoT devices
| Sl.no | RSSI (dbm) | Distance between the IoT devices and Gateways (meters) |
|---|---|---|
| 1 | -95 to -83 | 5 |
| 2 | -87 to -77 | 4 |
| 3 | -78 to -71 | 2.5 |
j_jsiot-2024-0009_utab_001
| Steps | Algorithm-1 // Pseudo-Code for the DAPA in Fog layers |
|---|---|
| 1 | Input : RSSI, Distance Measurements |
| 2 | Output : Distributed Fogs |
| 3 | Start : |
| 3 | Measure the RSSI and Distance using Equation(1) and (2) |
| 4 | If (RSSI > Threshold (By thumb Rule) && Distance< Thersold) |
| 5 | Shortest Distance detected |
| 6 | Distribute the Fogs near the IoT Nodes |
| 7 | End |