A framework for collaborative air traffic flow management minimizing costs for airspace users: Enabling trajectory options and flexible pre-tactical delay management

Y Xu, R Dalmau, M Melgosa, A Montlaur… - … Research Part B …, 2020 - Elsevier
This paper proposes a collaborative air traffic flow management (ATFM) framework, in the
scope of trajectory based operations, aiming to improve the cost-efficiency for airspace users …

Synchronised demand-capacity balancing in collaborative air traffic flow management

Y Xu, X Prats, D Delahaye - Transportation Research Part C: Emerging …, 2020 - Elsevier
This paper introduces a novel approach for synchronised demand-capacity balancing within
a proposed Collaborative Air Traffic Flow Management framework. The approach is aimed to …

Identifying the sources of flight inefficiency from historical aircraft trajectories. A set of distance-and fuel-based performance indicators for post-operational analysis.

X Prats Menéndez, R Dalmau Codina… - Proceedings of the …, 2019 - upcommons.upc.edu
In this paper a set of new performance indicators (PIs) aiming to capture the environmental
impact of aircraft operations is proposed. Its contribution is threefold: optimal trajectories are …

[HTML][HTML] Domain-driven multiple-criteria decision-making for flight crew decision support tool

A Montlaur, L Delgado, X Prats - Journal of Air Transport Management, 2023 - Elsevier
During the flight, the crew might consider modifying their planned trajectory, taking into
account currently available information, such as an updated weather forecast report or the …

A fast and flexible emergency trajectory generator enhancing emergency geometric planning with aircraft dynamics

R Sáez, H Khaledian, X Prats, A Guitart… - … USA/Europe Air …, 2021 - enac.hal.science
We present an automated emergency trajectory generator to compute the best emergency
trajectory for a given landing site. A combination of the optimized version of the rapidly …

[HTML][HTML] Time-based-fuel-efficient aircraft descents: Thrust-idle descents along re-negotiated routes vs. powered descents along published routes

R Sáez, X Prats - Transportation Research Part D: Transport and …, 2023 - Elsevier
We address the situation where required times of arrival (RTAs) are assigned outside the
feasible time window that allows aircraft to fly energy-neutral continuous descent operations …

[HTML][HTML] Robust trajectory optimization under arbitrary uncertainty using ensemble weather forecasting and statistical aircraft performance model

Y Matsuno, H Matsuda - Transportation Research Part C: Emerging …, 2025 - Elsevier
Aircraft trajectory optimization can improve delay absorption and fuel efficiency; however,
existing methods suffer from problems such as insufficient adaptability to uncertainty. This …

[HTML][HTML] Fast 4D flight planning under uncertainty through parallel stochastic path simulation

D González-Arribas, F Baneshi, E Andrés… - … Research Part C …, 2023 - Elsevier
Abstract The Air Traffic Management system is evolving to deal with efficiency, capacity,
safety and environmental challenges. Progress along these fronts requires the development …

A Survey of Current Applications of Inverse Reinforcement Learning in Aviation and Future Outlooks

R Nigam, J Choi, N Parikh, MZ Li, H Tran - AIAA SCITECH 2025 Forum, 2025 - arc.aiaa.org
Many problems in aviation can be characterized as sequential decision-making problems
under uncertainty, such as air traffic management and flight delay prediction. One approach …

Cost savings from trajectory deviations in the European air space

J Carreras-Maide, O Lordan, JM Sallan - Journal of air transport …, 2020 - Elsevier
Air transport deregulation has lead to an increase of air traffic, together with a reduction of air
fares. Air fare reduction has narrowed operational margins of airlines, bringing financial and …