Scopus
EXPORT Karatzas

Kassandros T., Bagkis E., Johansson L., Kontos Y., Katsifarakis K.L., Karppinen A., Karatzas K.
Machine learning-assisted dispersion modelling based on genetic algorithm-driven ensembles: An application for road dust in Helsinki
(2023) Atmospheric Environment, 307, art. no. 119818, Cited 15 times.
DOI: 10.1016/j.atmosenv.2023.119818

Panourgias M., Karatzas K.
Analysis and Improvement of Two Low-Cost Air Quality Sensor Measurements’ Uncertainty
(2023) Progress in IS, Part F2546, pp. 73 - 89, Cited 0 times.
DOI: 10.1007/978-3-031-18311-9_5

Tasioulis T., Bagkis E., Kassandros T., Karatzas K.
The Quest for the Best Explanation: Comparing Models and XAI Methods in Air Quality Modeling Tasks
(2025) Applied Sciences (Switzerland), 15 (13), art. no. 7390, Cited 2 times.
DOI: 10.3390/app15137390

Bagkis E., Hassani A., Schneider P., DeSouza P., Shetty S., Kassandros T., Salamalikis V., Castell N., Karatzas K., Ahlawat A., Khan J.
Evolving trends in application of low-cost air quality sensor networks: challenges and future directions
(2025) npj Climate and Atmospheric Science, 8 (1), art. no. 335, Cited 12 times.
DOI: 10.1038/s41612-025-01216-4

Viana M., Karatzas K., Arvanitis A., Reche C., Escribano M., Ibarrola-Ulzurrun E., Adami P.E., Garrandes F., Bermon S.
Air Quality Sensors Systems as Tools to Support Guidance in Athletics Stadia for Elite and Recreational Athletes
(2022) International Journal of Environmental Research and Public Health, 19 (6), art. no. 3561, Cited 15 times.
DOI: 10.3390/ijerph19063561

Cofta P., Karatzas K., Orłowski C.
A conceptual model of measurement uncertainty in iot sensor networks
(2021) Sensors, 21 (5), art. no. 1827, pp. 1 - 19, Cited 24 times.
DOI: 10.3390/s21051827

Tasioulis T., Karatzas K.
Reviewing Explainable Artificial Intelligence Towards Better Air Quality Modelling
(2024) Progress in IS, Part F2549, pp. 3 - 19, Cited 12 times.
DOI: 10.1007/978-3-031-46902-2_1

Kassandros T., Bagkis E., Karatzas K.
Data Fusion for the Improvement of Low-Cost Air Quality Sensors
(2022) Springer Proceedings in Complexity, pp. 175 - 180, Cited 2 times.
DOI: 10.1007/978-3-031-12786-1_24

Orlowski C., Behrens G., Karatzas K.
Commonalities and Differences in ML-Pipelines for Air Quality Systems
(2024) Progress in IS, Part F2549, pp. 21 - 37, Cited 0 times.
DOI: 10.1007/978-3-031-46902-2_2

Russell H.S., Kappelt N., Fessa D., Frederickson L.B., Bagkis E., Apostolidis P., Karatzas K., Schmidt J.A., Hertel O., Johnson M.S.
Particulate air pollution in the Copenhagen metro part 2: Low-cost sensors and micro-environment classification
(2022) Environment International, 170, art. no. 107645, Cited 14 times.
DOI: 10.1016/j.envint.2022.107645

Bagkis E., Kassandros T., Karatzas K.
Distribution Guided Neural Disaggregation of PM<sub>10</sub> and O<sub>3</sub> Hourly Concentrations from Daily Statistics and Low-Cost Sensors
(2022) IFIP Advances in Information and Communication Technology, 647 IFIP, pp. 182 - 193, Cited 0 times.
DOI: 10.1007/978-3-031-08337-2_16

Papadogiannaki S., Karatzas K., Kontos S., Poupkou A., Melas D.
A Multi-Model Approach to Pollen Season Estimations: Case Study for Olea and Quercus in Thessaloniki, Greece
(2025) Atmosphere, 16 (4), art. no. 454, Cited 1 times.
DOI: 10.3390/atmos16040454

Xie N., Wang T., Xie M., Ma D., Zhang Q., Li M., Li S., Zhuang B., Kalsoom U., Kilifarska N.A., Gadzhev G., Dimitrova R., Melas D., Karatzas K.
Carbon Sink of Terrestrial Ecosystems in China During 2010–2020: Spatiotemporal Variability and Climate Impact
(2025) Journal of Geophysical Research: Atmospheres, 130 (13), art. no. e2025JD043405, Cited 7 times.
DOI: 10.1029/2025JD043405

Bagkis E., Kassandros T., Johansson L., Karppinen A., Karatzas K.
Optimal Stacking Identification for the Machine Learning Assisted Improvement of Air Quality Dispersion Modeling in Operation
(2024) Progress in IS, Part F2549, pp. 39 - 56, Cited 1 times.
DOI: 10.1007/978-3-031-46902-2_3

Kontos Y.N., Kassandros T., Perifanos K., Karampasis M., Katsifarakis K.L., Karatzas K.
Machine learning for groundwater pollution source identification and monitoring network optimization
(2022) Neural Computing and Applications, 34 (22), pp. 19515 - 19545, Cited 22 times.
DOI: 10.1007/s00521-022-07507-8

Tasioulis T., Karatzas K., Charalampopoulos A., Damialis A., Vokou D.
Five ways to define a pollen season: exploring congruence and disparity in its attributes and their long-term trends
(2022) Aerobiologia, 38 (1), pp. 71 - 83, Cited 16 times.
DOI: 10.1007/s10453-021-09735-2

Bagkis E., Kassandros T., Adamopoulou L., Karatzas K.
Machine Learning-Powered Customizable Urban Land Use Classification for High-Resolution Satellite Imagery
(2025) IFIP Advances in Information and Communication Technology, 756 IFIPAICT, pp. 256 - 268, Cited 0 times.
DOI: 10.1007/978-3-031-96228-8_19

Karatzas K., Bagkis E., Kassandros T., Tasioulis T., Adamopoulou L., Gkavezou O.
Smart Urban Air Quality Assessments via Machine Learning
(2025) Colloquium in Information Science and Technology, CIST, pp. 322 - 328, Cited 0 times.
DOI: 10.1109/CiSt65886.2025.11224073

Papadogiannaki S., Karatzas K., Kontos S., Poupkou A., Melas D.
Comparative modeling approaches for predicting Olea and Quercus pollen seasons in Thessaloniki, Greece
(2025) Scientific Reports, 15 (1), art. no. 12215, Cited 0 times.
DOI: 10.1038/s41598-025-92259-3

Katsalis P., Bagkis E., Karatzas K.
Remote sensing data analysis via machine learning for land use estimation in the Greater Thessaloniki Area, Greece
(2022) Lecture Notes in Informatics (LNI), Proceedings - Series of the Gesellschaft fur Informatik (GI), P-328, pp. 155 - 164, Cited 0 times.

Sokhi R.S., Alyuz U., Arghavani S., Karatzas K., Bagkis E., Kassandros T., Tyagi B., Singh V.
Methods for measuring air quality
(2024) Air Quality: Science, Impacts, and Management, pp. 267 - 316, Cited 0 times.
DOI: 10.1016/B978-0-12-822591-2.00009-3

Gavros A., Hsu Y.-C., Karatzas K.
Modelling Smell Events in Urban Pittsburgh with Machine and Deep Learning Techniques
(2024) Atmosphere, 15 (6), art. no. 731, Cited 2 times.
DOI: 10.3390/atmos15060731

Skarzauskiene A., Maciuliene M., Wildevuur S., van den Berg M., Bakratsas T., Psaltoglou A., Stylianidis E., Tavantzis I., Karatzas K.
Developing citizen science ecosystem: critical factors for quadruple helix stakeholders engagement
(2025) Journal of Enterprising Communities, 19 (1), pp. 111 - 133, Cited 8 times.
DOI: 10.1108/JEC-08-2022-0116

Pfaar O., Bastl M., Berger M., Berger U.E., Karatzas K., Tasioulis T., Werchan B., Werchan M., Bergmann K.C., Bastl K., Berger M., Buters J., Darsow U., Demoly P., Durham S.R., Galán C., Gehrig R., Gerth van Wijk R., Jacobsen L., Klimek L., Pfaar O., Saarto A., Sofiev M., Thibaudon M.
Comparison of two different pollen season definitions based on 10 years of birch and grass pollen data from two distant central European cities: An EAACI Task Force report
(2024) Allergy: European Journal of Allergy and Clinical Immunology, 79 (11), pp. 3161 - 3165, Cited 3 times.
DOI: 10.1111/all.16252

Kassandros T., Bagkis E., Karatzas K.
Low-Cost Air Quality Sensor Nodes in a Network Setup: Using Shared Information to Impute Missing Values
(2025) Progress in IS, Part F578, pp. 35 - 46, Cited 1 times.
DOI: 10.1007/978-3-031-85284-8_3

Bagkis E., Kassandros T., Karatzas K.
Learning Calibration Functions on the Fly: Hybrid Batch Online Stacking Ensembles for the Calibration of Low-Cost Air Quality Sensor Networks in the Presence of Concept Drift
(2022) Atmosphere, 13 (3), art. no. 416, Cited 34 times.
DOI: 10.3390/atmos13030416

Ródenas García M., Spinazzé A., Branco P.T.B.S., Borghi F., Villena G., Cattaneo A., Di Gilio A., Mihucz V.G., Gómez Álvarez E., Lopes S.I., Bergmans B., Orłowski C., Karatzas K., Marques G., Saffell J., Sousa S.I.V.
Review of low-cost sensors for indoor air quality: Features and applications
(2022) Applied Spectroscopy Reviews, 57 (9-10), pp. 747 - 779, Cited 114 times.
DOI: 10.1080/05704928.2022.2085734

Bagkis E., Kassandros T., Karteris M., Karteris A., Karatzas K.
Analyzing and improving the performance of a particulate matter low cost air quality monitoring device
(2021) Atmosphere, 12 (2), art. no. 251, Cited 18 times.
DOI: 10.3390/atmos12020251

Konstantinou G.N., Anderson W.C., III, Bagkis E., Brown Z., Karatzas K., Kassandros T., Sardeli C., Singla R., Nyenhuis S.M.
Artificial Intelligence–Driven Wearable and Connected Technology for Allergy: Real-Time Monitoring and Predictive Management for Personalized Care
(2025) Journal of Allergy and Clinical Immunology: In Practice, 13 (11), pp. 2903 - 2913.e2, Cited 2 times.
DOI: 10.1016/j.jaip.2025.09.013

Plakotaris D.D., Kassandros T., Bagkis E., Karatzas K.
Estimation of Particulate Matter Levels in City Center Pedestrian Routes with the Aid of Low-Cost Sensors
(2024) Atmosphere, 15 (8), art. no. 965, Cited 2 times.
DOI: 10.3390/atmos15080965

Lopes S.I., Orłowski C., Branco P.T.B.S., Karatzas K., Villena G., Saffell J., Marques G., Sousa S.I.V., Lenartz F., Bergmans B., Bigi A., Pflanzner T., Ródenas García M.
Low-Cost Sensor Systems and IoT Technologies for Indoor Air Quality Monitoring: Instrumentation, Models, Implementation, and Perspectives for Validation
(2025) Sensors, 25 (24), art. no. 7567, Cited 4 times.
DOI: 10.3390/s25247567

Gkalonaki S., Karatzas K.
Assessing the environmental impacts of renewable energy sources with emphasis on wind energy
(2022) IOP Conference Series: Earth and Environmental Science, 1123 (1), art. no. 012053, Cited 6 times.
DOI: 10.1088/1755-1315/1123/1/012053

Behrens G., Karatzas K., Orłowski C.
Business Intelligence Fog IoT Node Development Model for Big Data Processing of Air Quality in Scientific Partnerships
(2024) Proceedings of the Annual Hawaii International Conference on System Sciences, pp. 288 - 297, Cited 0 times.