Research portfolio

Lucas Orbolato Carvalho

Captain, Brazilian Air Force (FAB) · Civil-Aeronautical Engineer · PhD Candidate and Researcher in Air Transport at the Aeronautics Institute of Technology (ITA)

Research on machine learning, reinforcement learning, and data-driven decision support for air traffic flow and capacity management under uncertainty, with applications to runway operations, demand-capacity balancing, Urban Air Mobility, aviation safety, and probabilistic prediction.

Portrait of Lucas Orbolato Carvalho

Research focus

My current research develops operationally grounded machine-learning and reinforcement-learning methods for aviation systems in which demand, capacity, weather, and operational conditions evolve under uncertainty. A recurring objective is to connect data-driven methods with decisions that air traffic managers, airport operators, and future UAM service providers can interpret and evaluate.

Air Traffic Flow and Capacity Management
ATFM, ATFCM, miles-in-trail, tactical and strategic demand-capacity balancing.
Runway Capacity
Runway configuration, arrival-departure allocation, weather uncertainty, operational forecasting.
Urban Air Mobility
Vertiport networks, corridors, on-demand scheduling, eVTOL operations, emissions, and safety.
Probabilistic Aviation Analytics
Bayesian neural networks, stochastic simulation, risk analysis, and open machine learning.

SIGMA-Sky Project & Interactive Dashboards

SIGMA-Sky — Integrated Solutions for Air Mobility Management – Airside

SIGMA-Sky investigates new operational concepts, rules, and air traffic management services for the safe and efficient integration of Advanced Air Mobility (AAM) operations into the airspace. The project addresses airspace design, separation and conflict-management approaches, performance indicators, and computational simulation for quantitative evaluation of operational scenarios.

Interactive tool

UAM Corridor Design Dashboard

An interactive 3D airspace-corridor designer for Urban Air Mobility. The dashboard supports geographic and three-dimensional visualization of corridor networks, route and node exploration, CSV data import, and interactive route management for UAM airspace-design studies.

Authors: Lucas Orbolato Carvalho; Mayara Condé Rocha Murça.

UAM | airspace design | 3D corridors | route networks | BlueSky
Interactive tool

UAM Performance Evaluation Dashboard

An interactive performance-analysis environment for simulated UAM corridor scenarios in the São Paulo Metropolitan Region. Built from BlueSky simulation outputs, it organizes performance assessment across safety, efficiency, capacity, predictability, and equity, with comparative metrics, maps, conflict information, critical-waypoint analysis, and three-dimensional trajectory visualization.

Authors: Danilo de Farias Matos; Lucas Orbolato Carvalho; Mayara Condé Rocha Murça.

UAM | performance evaluation | safety | capacity | predictability | equity

Air traffic flow, capacity, and reinforcement learning

Stochastic Strategic Demand-Capacity Balancing Using Model-Free Reinforcement Learning

Lucas Orbolato Carvalho; Mayara Condé Rocha Murça. 45th Digital Avionics Systems Conference, 2026.

Strategic ground-delay allocation under uncertainty, linking per-flight delay decisions to downstream tactical congestion in conventional ATM and UAM.

strategic DCB | ground delay | reinforcement learning | UAM

ResearchGate | Project page | Paper | Poster

Recognition: Selected as a Student Best Paper Award finalist at DASC 2026.

Optimizing the runway capacity allocation under uncertain capacity constraints

Lucas Orbolato Carvalho; Newton José Arruda Júnior; Renata de Abreu Alcântara; Luiz Leduíno de Salles Neto; Mayara Condé Rocha Murça; Marcelo Xavier Guterres. LV Brazilian Symposium on Operations Research (SBPO), São José dos Campos, 2023.

A minimax-regret runway-capacity allocation formulation for managing arrival and departure capacity under uncertain capacity constraints.

runway capacity | optimization under uncertainty | minimax regret | airport capacity | ATM

DOI | ResearchGate

A Reinforcement Learning Approach for Optimizing the Runway Capacity Utilization Under Uncertainty

Lucas Orbolato Carvalho; Mayara Condé Rocha Murça; Marcelo Xavier Guterres. XX SITRAER - Air Transportation Symposium, Joinville, 2023.

An earlier runway-capacity study using tabular reinforcement learning with eligibility traces to optimize capacity utilization under uncertain weather conditions for a fixed runway configuration.

runway capacity | Q-learning | eligibility traces | uncertainty | ATM

ResearchGate | Proceedings | GitHub repository

Urban Air Mobility and eVTOL

Reinforcement learning for conflict-free rescheduling of on-demand urban air mobility: limits imposed by separation requirements and demand concentration

Lucas Orbolato Carvalho; Mayara Condé Rocha Murça. 2026 preprint.

Reinforcement-learning approach to departure-delay repair of on-demand four-dimensional UAM trajectories under separation constraints.

UAM | deconfliction | 4D trajectories | rescheduling | reinforcement learning

DOI | ResearchGate | SSRN

Urban air mobility corridor design with population exposure and social vulnerability assessment in a multiobjective framework for São Paulo

Rodrigo Furlan; Marcelo Xavier Guterres; Lucas Orbolato Carvalho; Anderson Correia. 2026 preprint.

Multiobjective UAM corridor-network design that evaluates route efficiency, population exposure, and distribution of overflight burden across social-vulnerability strata.

UAM corridors | population exposure | social vulnerability | multiobjective optimization

DOI | ResearchGate | SSRN

Aviation analytics and probabilistic modeling

When Do Data-Driven Models Improve Runway-Configuration Forecasts? Multi-Horizon Operational Evidence from São Paulo/Guarulhos

Gabriel Luiz Goulart Rufino Vieira; Igor Galhano Gomes; Lucas Orbolato Carvalho; Marcelo Xavier Guterres; Evandro José da Silva; Mauro Caetano. Journal of Air Transport Management, accepted, 2026.

Multi-horizon runway-configuration forecasting at São Paulo/Guarulhos, testing when data-driven models improve on strong persistence and wind-rule baselines under strict temporal validation, with transition-focused warning metrics at 15, 30, and 60 minutes.

runway configuration | machine learning | forecasting | airport operations | decision support | SBGR

GitHub repository

Open Machine Learning Models for Actual Takeoff Weight Prediction

Mayara Condé Rocha Murça; Marcos Ricardo Omena de Albuquerque Maximo; João Paulo de Andrade Dantas; João Basílio Tarelho Szenczuk; Carolina Rutili de Lima; Lucas Orbolato Carvalho; Gabriel Adriano de Melo. Journal of Open Aviation Science, 2025.

Open-source machine-learning models for estimating commercial-flight actual takeoff weight from trajectory, operational, and meteorological data.

takeoff weight | open aviation data | machine learning

DOI | ResearchGate

Recognition: Based on the solution developed by Team Tiny Rainbow (Aeronautics Institute of Technology), 2nd place in the PRC Data Challenge.

Probabilistic Modeling of Critical Ground Times in Aeromedical Organ Transport: A Brazilian Air Force Case Study

Bruno Santos Luiz; Lucas Orbolato Carvalho; Daniel Alberto Pamplona. Sci, 2026, 8(7), 169.

Probabilistic modeling of critical ground-time variability in aeromedical organ-transport missions.

aeromedical transport | probabilistic modeling | operations

DOI | ResearchGate | Supplementary material / code | GitHub repository

Literature-Informed Stochastic Scenario Analysis of Thermal-Runaway Risk During eVTOL Battery Fast Charging

Rodrigo Furlan; Gabriel Luiz Goulart Rufino Vieira; Lucas Orbolato Carvalho; Daniel Alberto Pamplona; Marcelo Xavier Guterres. IEEE Access, 2026.

Monte Carlo scenario analysis of thermal-runaway initiation risk during eVTOL battery fast charging, including sensitivity and model-form uncertainty.

eVTOL safety | battery | thermal runaway | Monte Carlo

DOI | ResearchGate | GitHub repository

Earlier machine-learning work in geotechnical engineering

Earlier work applied supervised, unsupervised, kernel, ensemble, and distance-based machine-learning methods to soil classification from cone penetration test data.

Comparing Artificial Neural Networks with Support Vector Machines for Soil Classification

Lucas Orbolato Carvalho; Dimas Betioli Ribeiro; Francisco A. C. Monteiro. XL Ibero-Latin-American Congress on Computational Methods in Engineering (CILAMCE), Natal, 2019.

Comparison of multilayer-perceptron artificial neural networks and support vector machines for CPT-based soil classification using a diverse international dataset.

soil classification | artificial neural networks | support vector machines | CPT | machine learning

ResearchGate | GitHub repository

Soil Classification System from Cone Penetration Test Data Applying Distance-Based Machine Learning Algorithms

Lucas Orbolato Carvalho; Dimas Betioli Ribeiro. Soils and Rocks, 2019, 42(2), 167-178.

DOI | ResearchGate | GitHub repository

Theses and dissertations

Application of Machine Learning Techniques for Soil Classification from CPTU

Lucas Orbolato Carvalho. Master's dissertation, Aeronautics Institute of Technology (ITA), 2018. Advisor: Dimas Betioli Ribeiro.

Master's research on supervised and unsupervised machine-learning methods for soil classification from CPTU, connecting the early KNN/DWKNN, ANN/SVM, tree-based, multiple-model, and kernel-clustering research line.

CPTU | soil classification | machine learning | clustering | master's dissertation

Dissertation page | Signed PDF

Profiles and citation guidance

When a published journal version is available, please cite the version of record through its DOI. Preprints are listed when they represent ongoing work without a journal version of record.

Researcher profiles: Google Scholar · ORCID 0000-0002-8402-5832 · Lattes CV · ResearchGate · GitHub.

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