... is represented as Non-Uniform Rational B-Spline (NURBS) surfaces. Then, several hull surface modification methods are utilized to move the control points of NURBS hull surfaces to achieve hull form deformation. For the purpose of illustration, this optimization tool is applied to optimize the fishery patrol boat...

... ship wave-making resistance grid control point china government invisible bulbous ship optimization university asia government resistance design speed optimized ship reduction artificial intelligence bulbous bow wave-making resistance coefficient kc model shanghai jiao tong university...

... dimensionality reduction artificial intelligence eigenvector asia government optimization control point coefficient marine transportation optimization problem design space basis mode principal component analysis machine learning design variable engineering hull form optimization...

... accuracy marine transportation freight & logistics services sample ship bp neural network calculation node computational domain resistance prediction control point surface area Proceedings of the Thirty-second (2022) International Ocean and Polar Engineering Conference Shanghai, China...

... hull form kriging model geometry approximation model shipflow total resistance coefficient reduction optimization process starccm artificial intelligence machine learning control point deformation total resistance Proceedings of the Thirty-second (2022) International Ocean and Polar...

... neural network optimization hyperparameter artificial intelligence marine transportation deep learning optimization problem control point accuracy mlp approximation model total resistance coefficient mlp model optimization algorithm optimal solution approximation model approximate...

... the incoming waves, and the wave A total of 9 control points were selected inside and outside the Gulf of height was slightly lower than No.5 in the same period. No.7 was located Guinea. The location of the control points shown in Fig.12 and the in a relatively gentle part of the continental shelf...

... constraint optimization b-spline curve unmanned boat lift surface curve artificial intelligence station line bow line expression control point triangular triangular lift surface modeling method wave-piercing bow line engineering hull parametric design design requirement...

... centre. The tide gauge data is analyzed based on two hydrological observation stations in the vicinity of the project area. Several wave height measurement controlling points are deployed both at the entrance and in the basin of marina port. Comparisons are made between with and without rubble mound...

... wave resolution wave model wave parameter ocean energy different direction maximum wave height control point breakwater hs distribution cruise jetty renewable energy equation simulation project area significant wave height wave height Proceedings of the Thirty-first (2021...

... that a cruise port must fulfill in order to become a home–port. marine transportation rubble mound breakwater renewable energy modeling & simulation project water sse direction mild slope equation passenger transportation resolution wave model wave parameter control point return period...

... optimization technique. In the study, a network architecture with five- input design variables (X1-5) and two output values (Y1-2) with 10 hidden layers is utilized. The design variables represent control points of a NURBS based shape function of a valve profile of the T15-300 cross-flow turbine. The outputs...

... underwater topography artificial intelligence control point spatial reasoning tidal creek sample point UAV-based Detection and Spatial Analyses of Tidal Creek Weiqi Daia, Huan Lia, Xiaoyan Zhanga, Zhiyuan Lia, Changkuan Zhanga, Xuefeng Panb a College of Harbour, Coastal and Offshore Engineering...

... consist of global stiffness matrix and global outer force vector, are obtained by assembling the stiffness matrices of all B-spline surfaces after coordinate transformation. By solving the global equilibrium equation, into which end boundary conditions are added, the displacements of control points...

... Cartesian grid using radial basis function (RBF). The radial basis function is used to interpolate control points of surface and the surface is then represented as isosurface of an implicit function. Besides, the Newton-Raphson iterative method is used for solution of the intersections of isosurface...

... control point upstream oil & gas pipeline engineering bézier curve configuration optimization process optimized configuration optimization problem snaked-lay pipeline artificial intelligence Optimized Configuration of Snaked-lay Subsea Pipelines for Controlled Lateral Buckling Method Zhe...

... of control point can be got by extracting the date from destination files and summarized in Table 3, from which the feasibility of initial design is estimated. (a) Top view RP 223 (b) Elevation view Fig. 3 Resultant displacement vector of ground Table 3 Displacement of control point (without wave-current...

... resistance objective function original hull validation optimization sectional area curve pitch motion hull surface surrogate model artificial intelligence reduction bulbous bow control point hull form optimization Hull Form Optimization for Reduced Drag and Improved Seakeeping Using...

... optimization problem control point A Hull Form Modification Method Based on Radial Basis Function and Its Application in Inverse Hull Optimization Tong Shen School of Transportation, Wuhan University of Technology Wuhan, Hubei, China Baiwei Feng and Zuyuan Liu Key Laboratory of High Performance Ship...

.... The appropriate optimization model is constructed. And the immune genetic algorithm is used and the necessary improvement is made in order to reduce the control points. A series of typical characteristic curves of the full-scale hull form representation instances using this method indicate that it is feasible...