Physics-Informed Exploratory Factor Analysis of Flow-Rate Impedance in Box Ship Hour ProductivityKencana Verawati, Rajendran Narayanasamy, Nur Azizah, Ferty Lanisa Putri, Fernanda Sucitra Murti and Muhammad Wildan DzikriEPJ Web Conf., 377 (2026) 06013DOI: https://doi.org/10.1051/epjconf/202637706013