... is discussed. Recorded results demonstrate good agreement between the measurements and the expectations, and control accuracy is quantified with evaluation indices. In summary, the feasibility and flexibility of the testing platform and the effectiveness of the algorithms are proved through extensive...

...Fengye Ge _ Aiming at the problem of equipment accuracy of ship-borne weighing systems in a ship environment, this paper proposes a weighing optimization system algorithm based on finite element analysis. Firstly, the finite element analysis of the ship-borne equipment system is carried out...

... the most accurate results, but is usually only used in cases of necessity due to time and cost, whereas empirical formulas and the CFD method do not always provide results with the expected accuracy and reliability. Therefore, this paper will present methods to improve and ensure the accuracy of planing...

... of global vibration, local vibration of cabins, and underwater acoustic radiation. Giving consideration to both the computational cost and accuracy, the proposed shell-beam model is appropriate for the calculation of low-medium frequency acoustic radiation of the main structures of underwater vehicles...

... transformation, a suitable mathematical model for hull optimization problem of fishing vessels, an effective solver based on a combination of CFD, Kriging surrogate models, and traditional optimization techniques. In addition, solutions for improving the accuracy of CFD-based resistance predictions are also...

... installation process. At the same time, this research compares the accuracy between different confidence-level training sample shafting neural network and the shafting neural network without measured data, and the results show that the accuracy of shafting neural network with different confidence-level...

... and quickly, especially for wind loads due to the shielding effect of different parts on offshore structures. To improve the accuracy of wind load calculation, a new method considering shielding effect is proposed. With the new method, calculated wind force becomes much closer to wind tunnel test than...

..., and the remaining (K-1) subsets are used as the training set. The average classi cation accuracy of K models is regarded as the evaluation index under current hyperparameters. This method makes full use of the data and usually can get the best hyperparameters, but it is time-consuming. The bootstrap method is based...

.... The accuracy of the method is verified by a comparative analysis with the measured data of the ship’s shafting. The calculation results of this method are used as a guide for the installation and alignment of the ship’s shafting and have passed the delivery inspection of the classification society...

.... The Society of Naval Architects and Marine Engineers freight & logistics services ship criteria sustainable development marine transportation accuracy sustainability seaway surge force forward speed maneuverability ability criterion Computation container ship simplification tanker...

... limitation of the method. Better accuracy in prediction of sway force and yawing moment is observed at a trim angle of 6° and roll angles of 10° and 20°, especially for small yaw angles. The main sources of errors are found to be as follows. 1) Flow separation from the wedge apex in negative roll angle...

... identical sister ships were provided by a shipping company. In most cases, engine power onboard vessels is measured using a torque meter. Since torque measurements are generally considered of variable reliability and the required accuracy for the present study was high, the propeller shaft torque demand...

... be predicted with high accuracy. To the authors' knowledge, this is the first time the fully coupled 6DOF collision and grounding simulations are carried out with linear hydrodynamic loads for transient conditions but without simplification of collision forces. The proposed method is applied to calculations...

... optimization based on the approximated model can significantly improve optimization efficiency and is practical for engineering design. 1 3 2016 1 3 2016 2016. The Society of Naval Architects and Marine Engineers Artificial Intelligence accuracy machine learning marine transportation...

... 2013. The Society of Naval Architects and Marine Engineers machine learning march 2013 Simulation ship research instructional theory accuracy training data root mean square error generic learning model Froude number GLM prediction RMSE Artificial Intelligence pblm Weymouth freedom...

... 2009 2009. The Society of Naval Architects and Marine Engineers approximation model speed Probe height measurement Froude number wave cut wave tank crest ship research accuracy wave maker water surface carriage tank experiment june 2009 ship model wave board hull form...

... for the equations of motion. The responses of displacements, strain, and stress are obtained for the area of impact, while those outside the area of impact are also calculated. The accuracy of normal mode theory and Timoshenko shell theory are examined in this paper. 1 6 2007 1 6 2007 2007...

... fatigue design approach using first-order reliability methods (FORM) is constructed. Two different limit state functions are investigated, and the accuracy and consistency of the FORM method for the highly nonlinear fatigue limit state equations are evaluated through a comparison with Monte Carlo...

... is significantly more accurate, with the additional benefit of avoiding the setup costs of earlier artificial-intelligence-based GM improvements. 1 3 2006 1 3 2006 2006. The Society of Naval Architects and Marine Engineers machine learning accuracy grey model march 2006 Artificial...

... flat disc positive lift distortion accuracy december 2005 hauptman ship research loading planform equation Miloh vortex lattice method paraboloid axisymmetric disc laurmann boersma lifting surface numerical solution exact solution circular planform Lifting Surfaces With Circular...