Air Traffic Complexity: An Input-Output Approach. - Keumjin Lee; Eric Feron; Amy R. Pritchett (ACC, 2007)

Airspace complexity: airspace response to disturbances. - Keumjin Lee (2008)

Trajectory Prediction for Vectored Area Navigation Arrivals. - Sungkwon Hong; Keumjin Lee (J. Aerosp. Inf. Syst., 2015)

Conflict Management Considering a Smooth Transition of Aircraft Into Adjacent Airspace. - Youkyung Hong; Byunghun Choi; Keumjin Lee; Youdan Kim (IEEE Trans. Intell. Transp. Syst., 2016)

Nonlinear Conflict Resolution and Flow Management Using Particle Swarm Optimization. - Youkyung Hong; Byunghun Choi; Gyeongtaek Oh; Keumjin Lee; Youdan Kim (IEEE Trans. Intell. Transp. Syst., 2017)

Dynamic Robust Sequencing and Scheduling Under Uncertainty for the Point Merge System in Terminal Airspace. - Youkyung Hong; Byunghun Choi; Keumjin Lee; Youdan Kim (IEEE Trans. Intell. Transp. Syst., 2018)

A Data-Driven Air Traffic Sequencing Model Based on Pairwise Preference Learning. - Soyeon Jung; Sungkweon Hong; Keumjin Lee (IEEE Trans. Intell. Transp. Syst., 2019)

Aircraft Trajectory Prediction With Inverted Transformer. - Seokbin Yoon; Keumjin Lee (IEEE Access, 2025)

Learning to Explain Air Traffic Situation. - Hong-ah Chai; Seokbin Yoon; Keumjin Lee (CoRR, 2025)

Aircraft Trajectory Dataset Augmentation in Latent Space. - Seokbin Yoon; Keumjin Lee (CoRR, 2025)

MAIFormer: Multi-Agent Inverted Transformer for Flight Trajectory Prediction. - Seokbin Yoon; Keumjin Lee (CoRR, 2025)