Jiexian Ma

Last seen: 2 days ago | Active since 2025

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Im2mesh (2D image to finite element mesh)
Generate finite element mesh based on 2D multi-phase image. For image-based finite element analysis.

24 days ago | 33 downloads |

5.0 / 5

Answered
To generate vertice mesh from a series of contours
If you plan to work with 2D finite element mesh, the following methods may be helpful. Method 1. Create geometry from contour v...

27 days ago | 0

Submitted

voxelMesh (voxel-based mesh)
Convert 3d multi-phase image to voxel-based finite element meshes (8-node brick element)

1 month ago | 10 downloads |

0.0 / 5

Submitted

getExactBounds (get exact boundary)
Obtain the exact polygonal boundaries of objects and holes in a binary image.

1 month ago | 4 downloads |

0.0 / 5

Submitted

Split Line Segments (Edges)
split line segments (edges) into smaller ones based on intersections between them

1 month ago | 2 downloads |

0.0 / 5

Submitted

Generate random line segments without intersecting
line segment = edge = short fiber

1 month ago | 3 downloads |

0.0 / 5

Submitted

writeMesh (write mesh to inp, bdf, and msh files)
Write MATLAB finite element mesh to popular mesh file formats (for software Abaqus, Nastran, COMSOL, Gmsh)

1 month ago | 7 downloads |

0.0 / 5

Answered
Import mesh from Matlab to Ansys with additional properties of each element
Hi Maksim, In the new version of Im2mesh package, the mesh can be exported as msh file. You can open the msh file in Gmsh (free...

1 month ago | 0

Answered
Meshing a 2D contour plot
As far as I know, there are two ways to do this. Method 1. Create geometry through Constructive Solid Geometry and obtain mesh ...

1 month ago | 0

Answered
mesh refinement similar to MeshLab directly in Matlab?
In newer version (R2021b), Matlab function generateMesh can do local mesh refinement. If function generateMesh does not work fo...

1 month ago | 0

Answered
Describing a pde model geometry that can have multiple domains
Yes, it's possible to convert these polygons into a PDE model geometry. I do this via Im2mesh package. Matlab code You coul...

1 month ago | 0

Answered
generatemesh not respecting boundaries in 2023
Hi Christopher, I encoutered the same issue when using function generateMesh. You could use Im2mesh package to generate mesh i...

1 month ago | 0

Answered
Using generateMesh to refine a triangulation, without losing boundary points
I encountered the same issue when using function generateMesh. Setting 'Hmin' to a smaller value could improve the result, but s...

1 month ago | 0

Answered
Generating a 2D Composite Geometry with Subdomains for PDE Analysis in MATLAB
Function generateMesh can handle 2d geometry with multi domains (defined by polyshapes), but it's not easy to play with. To mak...

1 month ago | 1

Submitted

Im2mesh_GUI (2D image to finite element mesh)
GUI version of Im2mesh. Generate finite element mesh based on 2D multi-phase image. For image-based finite element analysis.

1 month ago | 7 downloads |

5.0 / 5

Answered
how to mesh a geometry from matlab in gmsh
It is possible to generate mesh with Gmsh for a geometry from Matlab. In Im2mesh (an open-source Matlab package), I demostrate ...

2 months ago | 0

Answered
creating mesh from geo file in gmsh using matlab?
In Matlab, you can send the geo file to Gmsh via some operating system command. In Im2mesh (an open-source Matlab package), I d...

2 months ago | 0

Answered
Convert triangular matlab mesh into .msh file
I just wrote a function to do that. Please check it. writeMesh (write mesh to inp, bdf, and msh files) It works for 2D triangu...

2 months ago | 1

Answered
How can I generate a mesh of quadrilaterals for a given 2D surface using MATLAB?
A general way is using Gmsh to generate quasi-structured or unstructured quadrilateral mesh. In Im2mesh (an open-source Matlab ...

2 months ago | 0

Answered
what is the code unstructured quadrilateral grid generation in matlab ?
You may use Gmsh to generate unstructured quadrilateral mesh in Matlab. It's possible to define multi-part geometry in Matlab,...

2 months ago | 0