| Air Pollution Monitoring (1) | analytical model (1) | Calibration of sensors (1) |
| Candidate selection (1) | Candidate selection algorithms (1) | Community network (1) |
| correlated errors. (1) | Data fusion (1) | duty cycling (1) |
| end-to-end delay (1) | energy efficiency (1) | game theory (1) |
| Graph Signal Processing (2) | IoT network (1) | IoT platform (2) |
| Low-cost sensors (5) | Machine learning algorithms (1) | machine learning models (1) |
| Markov chain (1) | maximum performance (1) | media access control (1) |
| Metal-oxide sensors (1) | Missing value imputation (1) | multi-sensor data fusion (1) |
| Multirate (1) | Opportunistic routing (3) | Outlier Detection (1) |
| Performance modeling (1) | Pollution maps (1) | Quality of Information (QoI). (1) |
| Sensor Calibration (2) | Topology patterns (1) | Tropospheric ozone (1) |
| Uncontrolled environments (2) | Virtual sensing (1) | Wireless sensor networks (1) |
| Wireless mesh networks (1) | Wireless networks (3) | Wireless Sensor Networks (1) |