SAMUEL AYINDE

Active since 2015

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How can I generate this shapes with matlab code?
Please, I need a code to generate this kind of shapes in Matlab. The two shapes on the left hand side mesh perfectly to that on ...

5 years ago | 1 answer | 0

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Question

Generating signed distance field for L-shape
Signed distance field describe the closest distance to a shape from any point in the domain. For example, the code below will ge...

5 years ago | 0 answers | 0

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Answered
Matlab code for generating some shapes using signed distance
Please, can someone help me with the code to generate the signed distance for this geometry? Thank you so much.

5 years ago | 0

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Matching coordinates in Matlab
Please find the attached matlab files: bigUphi.mat and wangphi.mat. x_bigUphi = bigUphi(:,1); y_bigUphi = bigUphi(:,2); z_big...

6 years ago | 0 answers | 0

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How Can I Import and use Position-Dependent Variables Into Comsol Matlab Code
I am using Comsol with Matlab livelink. Please, find my attached Matlab code. Directly in Comsol matlab code, I computed phi0 wh...

6 years ago | 0 answers | 0

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Derivative over double summation?
Please, can someone help me find the derivatives in this attachment? You can solve it in the attached excel document or solve it...

6 years ago | 1 answer | 0

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Making ellipse keep the signed distance function
Please, can someone help me: I want to use signed-distance function for ellipse. That means the contours must be equal distance ...

6 years ago | 0 answers | 0

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Question

Matlab code for generating some shapes using signed distance
In order to get a good understanding of my question, please, you may first run the matlab code below. This code can generate the...

6 years ago | 2 answers | 0

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Equations or code that can generate shapes
I have x and y coordinates of a n*2n grid fixed grid. I have generated circular shape (circle.JPG) with sqrt((x-cx).^2 +(y...

6 years ago | 1 answer | 0

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Rearranging an array of vertices of a geometry to compute the perimeter
Please, find the attached picture. I have the following x and y coordinates of a geometry which are the vertices of a geometry b...

6 years ago | 1 answer | 0

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Estimating the perimeter of irregular shape
Please, how can I estimate the perimeter of the shape in this picture, given the x and y coordinates of all the grid points of t...

6 years ago | 1 answer | 0

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I need help in arranging my data
Please, find the attached matlab file The first column is the x_coordinates, second column is the y coordinates, the third colu...

6 years ago | 1 answer | 0

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Four-dimensional contourf plot in Matlab
Please, find the attached .mat file. How can I create a 4D contourf plot of x1,y1,z1,Phi1? I am using Contourf(x1, y1,z1,...

6 years ago | 1 answer | 0

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Joining lines together smoothly with a smooth curve, given the radius and center of the curve and starting and ending coordinates of each curve
I have lines . I want to join them together with smooth curves in order to have a two dimensional geometry. (Check the attached...

7 years ago | 1 answer | 0

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Please, I want to get a smooth curve between two points
Please, I need a smooth curve between two points. The result I get from the current algorithm is not interesting. Please, find a...

7 years ago | 1 answer | 0

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Extracting key points from a set of contour points
I extracted points (x and y coordinates) from the contour plot (Please, find attached x and y coordinates). I want to mark and e...

7 years ago | 1 answer | 0

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Question

Output area and perimeter of geometry from Comsol in Matlab workspace
I am using COMSOL Multiphysics 5.2a with MATLAB. Please find the attached MATLAB code generated from COMSOL. I already have t...

7 years ago | 0 answers | 0

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Output Comsol result from Matlab
Please help: I have a model in Comsol. I want to output y displacement result at some points [73 74 113 114 151 154 191 194 229 ...

7 years ago | 0 answers | 1

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Please, help me with this loop
I want to achieve this: % Refine mesh four times and run the code model.mesh('mesh1').feature.create('ref1', 'Refine'); ...

7 years ago | 1 answer | 0

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Read numbers from text files into Matlab
Please, check the attached files. I want to add U1 from squarecantout to the second column in squarecantinp; U2 from squarecanto...

7 years ago | 1 answer | 0

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Create loop for mesh refinement and store the nodal coordinates (p) and elements (t) for each iteration
I created this geometry and mesh using pde toolbox in Matlab. Find the code below. 1) I want to create a loop for the mesh ref...

7 years ago | 1 answer | 0

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Question

How can I extract the nodal coordinates and elements of a mesh obtained from pde toolbox in Matlab?
I have a mesh in Matlab generated from pde toolbox. I want to export the node coordinates and elements of the mesh for FEA analy...

7 years ago | 1 answer | 0

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The filename, directory name, or volume label syntax is incorrect - Matlab
Please, help me: I want to optimize a model. I am using Matlab for the optimization, Hypermesh as a pre-processor for my model a...

7 years ago | 1 answer | 0

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How can I create a geometry in matlab which I can export to FEA software for analysis?
I created a 2D model in MATLAB using the coordinate of the boundaries (See the attached picture). Currently, it is saved as figu...

7 years ago | 1 answer | 0

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How can I draw surface with NURBS?
Please, I need a MATLAB code for drawing surface with NURBS? See the figure attached.

7 years ago | 0 answers | 0

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Please, I need a code to implement shape optimization of an engineering component in MATLAB
Please, I need a code to implement shape optimization of an engineering component in MATLAB. Can you help? Thank you

7 years ago | 1 answer | 0

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Question

Please help me check my code. It is displaying one answer instead of series of answers. Thank you.
a = 0.5; b = 0.1; E = 0.2; v = 0.3; Y= (E/(1-v^2)); ve = [1 v 0; v 1 0; 0 0 (1-v)/2]; uu = [-0.02 0.012 -1.23 0.2343 -0...

7 years ago | 0 answers | 0

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Can you please help me check my code? It is outputting only the last value instead of all the values generated in for loop. Thank you.
a = 0.5; b = 0.1; E = 0.2; v = 0.3; Y= (E/(1-v^2)); ve = [1 v 0; v 1 0; 0 0 (1-v)/2]; uu = [-0.02 0.012 -1.23 0.2343 -0....

7 years ago | 1 answer | 0

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Question

Please, how can I program this in MATLAB?
A = [3 6 8 9 632 28 56 1360] T = [4 7 12 21 54 18 22 15] Please, how can I acheive this in ...

7 years ago | 1 answer | 0

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Question

Please, how can I effectively compute the average values of stresses at each node of my finite elements in MATLAB as I loop over the entire elements?
Please, how can I effectively compute the average values of stresses at each node of my finite elements in MATLAB as I loop over...

7 years ago | 1 answer | 0

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SAMUEL AYINDE

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