Spyros Kondylatos

Spyros Kondylatos

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Spyros Kondylatos

OrionLab National Technical University & National Observatory of Athens Greece

Research Focus & Metrics

Academic Career Length

5Years (2022-Present)

(Calculated once Scilit publication data is synced: current year − year of first publication + 1)

Representative Publications

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24 February 2025 in Nature Communications
Verified
Journal Article
Open access
PDF file
GCGustau Camps-Valls
Gustau Camps-Valls
MFMiguel-Ángel Fernández-Torres
Miguel-Ángel Fernández-Torres
KCKai-Hendrik Cohrs
Kai-Hendrik Cohrs
AHAdrian Höhl
Adrian Höhl
ACAndrea Castelletti
Andrea Castelletti
TWTristan Williams
Tristan Williams
In recent years, artificial intelligence (AI) has deeply impacted various fields, including Earth system sciences, by improving weather forecasting, model emulation, parameter estimation, and the prediction of extreme events. The latter comes with specific challenges, such as developing accurate predictors from noisy, heterogeneous, small sample sizes and data with limited annotations. This paper reviews how AI is being used to analyze extreme climate events (like floods, droughts, wildfires, and heatwaves), highlighting the importance of creating accurate, transparent, and reliable AI models. We discuss the hurdles of dealing with limited data, integrating real-time information, and deploying understandable models, all crucial steps for gaining stakeholder trust and meeting regulatory needs. We provide an overview of how AI can help identify and explain extreme events more effectively, improving disaster response and communication. We emphasize the need for collaboration across different fields to create AI solutions that are practical, understandable, and trustworthy to enhance disaster readiness and risk reduction.

7 September 2022 in Geophysical Research Letters
Verified
Journal Article
Open access
SKSpyros Kondylatos
Spyros Kondylatos
IPIoannis Prapas
Ioannis Prapas
MRMichele Ronco
Michele Ronco
Ioannis PapoutsisIoannis Papoutsis
Ioannis Papoutsis
GCGustau Camps-Valls
Gustau Camps-Valls
NCNuno Carvalhais
Nuno Carvalhais
Climate change exacerbates the occurence of extreme droughts and heatwaves, increasing the frequency and intensity of large wildfires across the globe. Forecasting wildfire danger and uncovering the drivers behind fire events become central for understanding relevant climate‐land surface feedback and aiding wildfire management. In this work, we leverage Deep Learning (DL) to predict the next day's wildfire danger in a fire‐prone part of the Eastern Mediterranean and explainable Artificial Intelligence (xAI) to diagnose model attributions. We implement DL models that capture the temporal and spatio‐temporal context, generalize well for extreme wildfires, and demonstrate improved performance over the traditional Fire Weather Index. Leveraging xAI, we identify the substantial contribution of wetness‐related variables and unveil the temporal focus of the models. The variability of the contribution of the input variables across wildfire events hints into different wildfire mechanisms. The presented methodology paves the way to more robust, accurate, and trustworthy data‐driven anticipation of wildfires.

2 October 2023
Verified
Conference Paper
Open access
IPIoannis Prapas
Ioannis Prapas
NBNikolaos Ioannis Bountos
Nikolaos Ioannis Bountos
SKSpyros Kondylatos
Spyros Kondylatos
DMDimitrios Michail
Dimitrios Michail
GCGustau Camps-Valls
Gustau Camps-Valls
Ioannis PapoutsisIoannis Papoutsis
Ioannis Papoutsis
Wildfires are increasingly exacerbated as a result of climate change, necessitating advanced proactive measures for effective mitigation. It is important to forecast wildfires weeks and months in advance to plan forest fuel management, resource procurement and allocation. To achieve such accurate long-term forecasts at a global scale, it is crucial to employ models that account for the Earth system’s inherent spatio-temporal interactions, such as memory effects and teleconnections. We propose a teleconnection-driven vision transformer (TeleViT), capable of treating the Earth as one interconnected system, integrating fine-grained local-scale inputs with global-scale inputs, such as climate indices and coarse-grained global variables. Through comprehensive experimentation, we demonstrate the superiority of TeleViT in accurately predicting global burned area patterns for various forecasting windows, up to four months in advance. The gain is especially pronounced in larger forecasting windows, demonstrating the improved ability of deep learning models that exploit teleconnections to capture Earth system dynamics. Code available at github.com/Orion-Ai-Lab/TeleViT.

14 October 2025 in Scientific Reports
Verified
Journal Article
Open access
PDF file
SKSpyros Kondylatos
Spyros Kondylatos
NBNikolaos Ioannis Bountos
Nikolaos Ioannis Bountos
IPIoannis Prapas
Ioannis Prapas
AZAngelos Zavras
Angelos Zavras
GCGustau Camps-Valls
Gustau Camps-Valls
Ioannis PapoutsisIoannis Papoutsis
Ioannis Papoutsis
Label noise poses a significant challenge in Earth Observation (EO), often degrading the performance and reliability of supervised Machine Learning (ML) models. Yet, given the critical nature of several EO applications, developing robust and trustworthy ML solutions is essential. In this study, we take a step in this direction by leveraging probabilistic ML to model input-dependent label noise and quantify data uncertainty in EO tasks, accounting for the unique noise sources inherent in the domain. We train uncertainty-aware probabilistic models across a broad range of high-impact EO applications—spanning diverse noise sources, input modalities, and ML configurations—and introduce a dedicated pipeline to assess their accuracy and reliability. Our experimental results show that the uncertainty-aware models outperform standard deterministic approaches across most datasets and evaluation metrics. Moreover, through rigorous uncertainty evaluation, we validate the reliability of the predicted uncertainty estimates, enhancing the interpretability of model predictions. Our findings emphasize the importance of modeling label noise and incorporating uncertainty quantification in EO, paving the way for more reliable solutions in the field.

13 November 2023
Verified
Conference Paper
Open access
DBDimitris Bilidas
Dimitris Bilidas
AMAnastasios Mantas
Anastasios Mantas
FYFilippos Yfantis
Filippos Yfantis
GSGeorge Stamoulis
George Stamoulis
MKManolis Koubarakis
Manolis Koubarakis
Ioannis PapoutsisIoannis Papoutsis
Ioannis Papoutsis

2 April 2026 in IEEE Access
Verified
Journal Article
Open access
NANikolaos Anastasiou
Nikolaos Anastasiou
SKSpyros Kondylatos
Spyros Kondylatos
Ioannis PapoutsisIoannis Papoutsis
Ioannis Papoutsis
Accurate prediction of wildfire spread is crucial for effective risk management, emergency response, and strategic resource allocation. In this study, we present a Deep Learning (DL)-based framework for forecasting the final extent of burned areas, using data available at the time of ignition. We leverage a spatio-temporal dataset that covers the Mediterranean region from 2006 to 2022, incorporating remote sensing data, reanalysis meteorological observations, vegetation maps, land cover classifications, topography data, and thermal anomalies. To evaluate the influence of temporal context, we conduct an ablation study examining how the inclusion of pre- and post-ignition data affects model performance, benchmarking the temporal-aware DL models against a baseline trained exclusively on ignition-day inputs. Our results indicate that multi-day observational data substantially improve predictive accuracy. Particularly, the best-performing model, incorporating a temporal window of four days before to five days after ignition, improves both the F1 score and the Intersection over Union by almost 5% in comparison to the baseline on the test dataset. We publicly release our dataset and models to enhance research into data-driven approaches for wildfire modeling and response.