Research Publications

All software available related to the research publication can be found at: Calibration Software & Data Sets | Statistical Analysis of Networks and Systems (SANS) Research Group (upc.edu) 

 31 research publications include; 25 journal articles (19xQ1, 5xQ2, -) and 5 conference articles.

List of journal publications:

1. Ferrer-Cid, P, Barcelo-Ordinas, J.M, Garcia-Vidal, J, Avila-Torrado, A. "Evaluating missing value imputation strategies to enhance IoT data availability in the edge". Accepted in Computer Networks.

In collaboration with Repsol SA.

2. Deshmukh, S., Ferrer-Cid, P, et al. "Regional aerosol hygroscopicity influences radiative forcing globally". Accepted in Communications Earth & Environment,

In collaboration with TU Delft, Tropos Institute, Pakin University, and University of California Riverside among others.

3. Ferrer-Cid, P., Albets-Chico, X., Barcelo-Ordinas, J. M., and Garcia-Vidal, J., “A Neural Network-Based System for Automated Refrigeration Alarm Management in Food Retail”. Accepted in International Journal of Data Science and Analytics, 2026.

In collaboration with industrial partner AKO Electromecànica SL.

4. X. Allka, P. Ferrer-Cid, J. M. Barcelo-Ordinas, J. Garcia-Vidal, "W-UDDR: A Unified Framework for Automated Drift Detection in IoT-based Air Quality Monitoring Systems". Accepted in ACM Transactions on Internet of Things, 2026.

5. J. Paredes-Ahumada, Ferrer-Cid, P., Barcelo-Ordinas, J. M., and Garcia-Vidal, J., “Optimal sizing and placement of sensor networks with coordinate error variance constraint”, Measurement, vol. 264, p. 120123, 2026.

6. X. Allka, P. Ferrer-Cid, J. M. Barcelo-Ordinas, J. Garcia-Vidal, A. Avila-Torrado,  ESOD: An Edge Streaming Data Outlier Detection Framework for IoT platforms, IEEE Internet of Things Journal, 2025.

In collaboration with industrial partner Repsol S.A.

7. P. Ferrer-Cid, J. M. Barcelo-Ordinas, J. Garcia-Vidal, A reivew of graph-powered data quality applications for IoT monitoring sensor networks, Journal of Network and Computer Applications (Elsevier), 2025.

8. X. Allka, P. Ferrer-Cid, J. M. Barcelo-Ordinas, J. Garcia-Vidal, Pattern-Based Attention Recurrent Autoencoder for Anomaly Detection in Air Quality Sensor Networks, IEEE Transactions on Network Science and Engineering (IEEE TNSE), 2024.

9. J. A. Paredes-Ahumada, P. Ferrer-Cid, J. M. Barcelo-Ordinas, J. Garcia-Vidal, Convex Relaxation Method for Sensor Placement in Multi-class Monitoring Networks, IEEE Transactions on Instrumentation & Measurement (IEEE TIM), 2024.

10. Azad, S., Ferrer-Cid, P., & Ghandehari, M. Exposure to fine particulate matter in the New York City subway system during home-work commute . Plos one, 19(8), e0307096. 2024. https://doi.org/10.1371/journal.pone.0307096

In collaboration with New York University (NYU) Tandon School of Engineering, New York.

11. P. Gupta, P. Ferrer-Cid, J.M. Barcelo-Ordinas, J.Garcia-Vidal, V. Kumar Soni, M. L. Pöhlker, A. Ahlawat, M.Viana, Estimating black carbon levels using machine learning models in high-concentration regions, Science of The Total Environment, 2024 , https://doi.org/10.1016/j.scitotenv.2024.174804.

In collaboration with the Atmospheric Microphysics Department, Leibniz Institute for Tropospheric Research, Leipzig, the Institute of Environmental Assessment and Water Research, Spanish National Research Council (IDAEA-CSIC), and the Centre for Atmospheric Sciences, Indian Institute of Technology (IIT) Delhi.

12. P. Ferrer-Cid, J. Paredes-Ahumada, J. M. Barcelo-Ordinas, J. Garcia-Vidal Virtual Sensor-Based for Black Carbon Estimation in IoT Platforms, https://doi.org/10.1016/j.iot.2024.101284 , Internet of Things (Elsevier), 2024

13. X. Allka, P. Ferrer-Cid, J. M. Barcelo-Ordinas, J. Garcia-Vidal Leveraging Spatiotemporal Correlations with Recurrent Autoencoders for Sensor Anomaly Detection, https://doi.org/10.1109/JIOT.2024.3416525, IEEE Internet of Things Journal (IEEE IoT-J), 2024

14. P. Ferrer-Cid, J.A. Paredes-Ahumada, X. Allka, M. Guerrero-Zapata, J. M. Barcelo-Ordinas, J. Garcia-Vidal A Data-Driven Framework for Air Quality Sensor Networks, https://doi.org/10.1109/IOTM.001.2300112, IEEE Internet of Things Magazine (IEEE IoTM), 2024

15. X. Allka, P. Ferrer-Cid, J. M. Barcelo-Ordinas, J. Garcia-Vidal Temporal Pattern-Based Denoising and Calibration for Low-Cost Sensors in IoT Monitoring Platforms https://doi.org/10.1109/TIM.2023.3239626 , IEEE Transactions on Instrumentation and Measurement (IEEE TIM), 2023

16.  P. Ferrer-Cid, J. M. Barcelo-Ordinas, J. Garcia-Vidal Volterra Graph-Based Outlier Detection for Air Pollution Sensor Networks https://doi.org/10.1109/TNSE.2022.3169220, IEEE Transactions on Network Science and Engineering (IEEE TNSE), 2022

17. P. Ferrer-Cid, J. M. Barcelo-Ordinas, J. Garcia-Vidal, Raw Data Collected From NO2, O3 And NO Air Pollution Electrochemical Low-Cost Sensors, Data in Brief (Elsevier), 2022

18. Emiliano Lopez, Carlos Vionnet, Pau Ferrer-Cid, Jose M. Barcelo-Ordinas, Jorge Garcia-Vidal, Guillermo Contini, Jorge Prodolliet, José Maiztegui, A low-power IoT device for measuring water table levels and soil moisture to ease increased crop yields, https://doi.org/10.3390/s22186840 , Sensors 22(18), 6840, Sept. 2022

In collaboration with the Engineering and Water Sciences Department, Universidad Nacional del Litoral, Argentina. 

19. P. Ferrer-Cid, J. M. Barcelo-Ordinas, J. Garcia-Vidal Graph Signal Reconstruction Techniques for IoT Air Pollution Monitoring Platforms  https://doi.org/10.1109/JIOT.2022.3196154  IEEE Internet of Things Journal (IEEE IoT-J), 2022

20. P. Ferrer-Cid, J. M. Barcelo-Ordinas, J. Garcia-Vidal Data Reconstruction Applications for IoT Air Pollution Sensor Networks using Graph Signal Processing https://doi.org/10.1016/j.jnca.2022.103434, Elsevier Journal of Network and Computer Applications (JNCA), 2022

21. P. Ferrer-Cid, J. Garcia-Calvete, A. Main-Nadal, Z. Ye, J. M. Barcelo-Ordinas, J. Garcia-Vidal Sampling Trade-Offs in Duty-Cycled Systems for Air Quality Low-Cost Sensors https://doi.org/10.3390/s22103964, Sensors 2022, 22(10), 3964.

22. P. Ferrer-Cid, J. M. Barcelo-Ordinas, J. Garcia-Vidal Graph Learning Techniques Using Structured Data for IoT Air Pollution Monitoring Platforms https://doi.org/10.1109/JIOT.2021.3067717, IEEE Internet of Things Journal (IEEE IoT-J), 2021

23. J. M. Barcelo-Ordinas, P. Ferrer-Cid, J. Garcia-Vidal, M. Viana, A. Ripoll, H2020 project CAPTOR dataset: raw data collected by low-cost MOX ozone sensors in a real air pollution monitoring network, https://doi.org/10.1016/j.dib.2021.107127, Data in Brief (Elsevier), Vol 36, June 2021

In collaboration with the Institute of Environmental Assessment and Water Research, Spanish National Research Council (IDAEA-CSIC).

24. P. Ferrer-Cid, J. M. Barcelo-Ordinas, J. Garcia-Vidal, A. Ripoll, M. Viana, Multi-sensor Data Fusion Calibration in IoT Air Pollution Platforms, https://doi.org/10.1109/JIOT.2020.2965283, IEEE Internet of Things Journal (IEEE IoT-J), 2020

In collaboration with the Institute of Environmental Assessment and Water Research, Spanish National Research Council (IDAEA-CSIC).

25. P. Ferrer-Cid, J. M. Barcelo-Ordinas, J. Garcia-Vidal, A. Ripoll, M. Viana, A Comparative Study of Calibration Methods for Low-Cost Ozone Sensors in IoT Platforms, https://doi.org/10.1109/JIOT.2019.2929594, IEEE Internet of Things Journal (IEEE IoT-J), 2019

In collaboration with the Institute of Environmental Assessment and Water Research, Spanish National Research Council (IDAEA-CSIC).

26. Barcelo-Ordinas, J.M.; Ferrer-Cid, P.; Garcia-Vidal, J.; Ripoll, A.; Viana, M. Distributed Multi-Scale Calibration of Low-Cost Ozone Sensors in Wireless Sensor Networks. https://doi.org/10.3390/s19112503 Sensors 2019, 19, 2503.

In collaboration with the Institute of Environmental Assessment and Water Research, Spanish National Research Council (IDAEA-CSIC).

List of conference publications:

• A. Cioca, Ferrer-Cid, P., Barcelo-Ordinas, J. M., and Garcia-Vidal, J., “Edge-Based Missing Value Imputation For IoT Platforms: Towards Artificial Intelligence of Things”, in 2025 International Conference on Modeling, Analysis and Simulation of Wireless and Mobile Systems (MSWiM), Barcelona, Spain, 2025. Best Paper Award.

• C. E. Rojas-Sanchez, Paredes, J. Antonio, Ferrer-Cid, P., Barcelo-Ordinas, J. M., and Garcia-Vidal, J., “IoT-Based Digital Twin Model for Industrial Applications”, in 2025 International Conference on Modeling, Analysis and Simulation of Wireless and Mobile Systems (MSWiM), Barcelona, Spain, 2025.

• Paredes-Ahumada, J.; Ferrer-Cid, P.; Reche, C.; Viana, M.; Barcelo-Ordinas, J.M.; Garcia-Vidal, J. Robust Proxy Sensor Model for Estimating Black Carbon Concentrations Using Low-Cost Sensors. 1st International Workshop on Advances in Environmental Sensing Systems for Smart Cities (EnvSys ’23). Collocated with ACM Mobisys, June 18-22, Helsinki, Finland.

In collaboration with the Institute of Environmental Assessment and Water Research, Spanish National Research Council (IDAEA-CSIC).

• Paredes-Ahumada, J.; Ferrer-Cid, P.; Reche, C.; Viana, M.; Barcelo-Ordinas, J.M.; Garcia-Vidal, J. Black carbon proxy sensor model for air quality IoT monitoring networks. The International Conference on Embedded Wireless Systems and Networks (EWSN ‘23). September 25-27, Rende, Italy.

In collaboration with the Institute of Environmental Assessment and Water Research, Spanish National Research Council (IDAEA-CSIC).

• Ferrer-Cid, P.; Barcelo-Ordinas, J.M.; Garcia-Vidal, J. Quality-Aware Graph Learning Regularization For Heterogeneous Air Quality Sensor Networks. The International Conference on Embedded Wireless Systems and Networks (EWSN ‘23). September 25-27, Rende, Italy.