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    Mathematical models for the prediction of construction duration of building projects : verification and development
    (Mahidol University. Mahidol University Library and Knowledge Center, 2024) Thiri, Kyaw, 1990-; Somchai Pathomsiri; Pasit Lorterapong; Kamolwan Lueprasert
    and hotel, respectively. The analysis results showed that among the verified models, BTC model could predict construction duration very well for hotel building with the highest R2 value of 0.851 and has 23.94% mean absolute percentage error (MAPE) based
  • ItemOpen Access
    The synthesis of orbit and attitude control for uncertain Theos satellite
    (Mahidol University, 2021) Chayada Thidrasamee; Thanapat Wanichanon; Ekachai Chaichanasiri
    for the CubeSat "THEOS" orbit and attitude. The analysis was based on J2 Perturbation and Kepler's law of motion on the Quaternion coordinate. The controller was designed by using the Fundamental Equations of Constrained Motion (FECM) with the Sliding Mode...) with the Sliding Mode Controller (SMC) to control systems that held uncertainty terms was rather an efficient method. Furthermore, the trajectory stabilization could still cope with the wrong beginnings as well. It could be determined how many errors can