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Beyond route-specific forecasting: An empirical test of two cross-series transfer learning strategies for airline demand with short-data constraints

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  • Lee, Kiljae K.
  • Abdelghany, Ahmed F.

Abstract

Airline demand forecasting frequently faces a “short-data†problem, where individual routes have limited historical records due to new route launches, seasonal suspensions, or external shocks such as COVID-19. While this constraint impedes the performance of forecasting models trained on single-series data, the presence of numerous parallel routes—a typical characteristic of airline networks—presents a “short-but-wide†data structure, offering a clear opportunity for cross-series transfer learning.

Suggested Citation

  • Lee, Kiljae K. & Abdelghany, Ahmed F., 2026. "Beyond route-specific forecasting: An empirical test of two cross-series transfer learning strategies for airline demand with short-data constraints," Journal of Air Transport Management, Elsevier, vol. 133(C).
  • Handle: RePEc:eee:jaitra:v:133:y:2026:i:c:s0969699726000177
    DOI: 10.1016/j.jairtraman.2026.102981
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