Community Profile # darova

Last seen: Today Active since 2019

#### Statistics

All
• • • • • • • • • #### Content Feed

View by

How to create membership functions matlab in triangular form?
Use sine wave x = 0:pi/2:20; y = sin(x); plot(x,y)

2 months ago | 0

Draw arc with specified angle difference

2 months ago | 0

How to show two axis on a plot only where i want them
try this yticks h = plot(0:10,sin(0:10)); yy = 0:0.2:1; [x,y] = ndgrid([0 10],yy); line(x,y) yticks(yy)

2 months ago | 0

Volume of a solid of revolution for a cross section by points
Looks like simple ellipsoid. Try alphaShape n1 = 50; % circle points n2 = 10; % number of circles [x,...

2 months ago | 0

Generate distinct geometric shapes by using radius ?
Here is ax example t = linspace(0,2*pi,4); % triangle [x,y] = pol2cart(t,30); % cartesian coordinates % move tria...

2 months ago | 0

How to rotate a figure around an origin that is rotating?
Try this t = linspace(0,2*pi,20); [x,y] = pol2cart(t,1); n = 6; % number of small circles h = zeros(1,n)...

2 months ago | 0

| accepted

How can I convert a surface plot to an Occupancy map 3D?
What about isosurface? [x,y,z] = peaks(20); z = (z-min(z(:)))/(max(z(:))-min(z(:)))*19; % scale values inbetween [1 .. 19...

2 months ago | 0

How to create volume out of surfaces?
Your object looks symmetrical. Try manually to create surface p1 = isosurface(...); p2 = isosurface(...); v1 = p1.vertices; ...

2 months ago | 0

How can I fade Contour Lines on to the Binscatter plot?
You can extract edge of the region (yellow squares) using boundary [y,x] = im2bw(A); k = boundary(x,y); Then use i...

2 months ago | 0

Plotting cone and hyperbola
Here is an example [T,R] = meshgrid(linspace(0,2*pi,20),0:5); [X,Y] = pol2cart(T,R); Z = R; % Y = 7.46/(x+5.10) -0.86 is the...

2 months ago | 0

find the minimum distances of all points from neighboring points
Program is slow because of pre-allocation and calling pdist2 everytime try this D = pdist2(centroid,centroid); D = D + eye(si...

2 months ago | 0

| accepted

Conditionally execute a function inside a vector field while integrating with an ODE solver
Try to pass your condition inside ode function An example function dy = func1(t,x) tset = [10 20 30]; if any(abs(t-t...

2 months ago | 1

How to plot streamlines for a fea unstructured mesh with given u,v velocities?
Use griddata to create monotonic data

2 months ago | 0

Overlaying gradient patches in single plot.
See this % x_lo = [1000 ; 1000; 1600; 1600]; % x-limits for RED gradient % x_hi = [1400 ; 1400; 2000; 2000]; % x-limit...

2 months ago | 0

| accepted

Derivative calculator with central difference formula Find the volumetric thermal expansion coefficient for each temperature given in the table. Solve BY MATLAB
Or maybe gradient will be better aproach here. diff returns (n-1) points T = [291 296 305 309 311 316 322 328 331 ...

2 months ago | 0

| accepted

Zero Area Triangles in Delaunay Triangulation
What about initmesh? t = linspace(0,2*pi-0.1,20); % unclosed contour (without selfintersection) [x1,y1] = pol2cart(...

2 months ago | 0

Color gradient for graph in a for loop

2 months ago | 0

Area between two curves without intersection
Make sure curves have the same start and end xx = linspace(x1(1),x1(end),100); % new mesh y11 = interp1(x1,y1,xx); ...

2 months ago | 0

geodesic distances on a curved surface
Here is an example [x,y,z] = peaks(20); % surface % curve coordinates x1 = linspace(-3,2,20); y1 = linspace(-...

2 months ago | 0

| accepted

What values do I need to put in

2 months ago | 0

Extrapolation of potential values to higher order
scatteredInterpolant has extrapolation property. You can also interpolate the data

2 months ago | 0

Divide the 3D surface into equal patches
Try arc length interpolation. Original link: LINK function main clc,clear % generate some data [x,y] = meshgrid(-1:0.4...

2 months ago | 0

| accepted

Matlab code for extract shape features from an image including circle and rectangle
Just binarize the image A = imread('5C54390E-80C8-47DD-9293-822E85D06145.jpeg'); A1 = im2bw(A); L = bwlabel(~A1); ...

2 months ago | 0

| accepted

Create 3D plot from 2D contour (length and radius)
See this example z = 0:.1:3; r = sin(z); t = linspace(0,2*pi,20); [T,R] = meshgrid(t,r); [~,Z] = meshgrid(t,z); [X,Y] = po...

2 months ago | 1

| accepted

Divide the 3D surface into equal patches
Try to interpolate in polar system. Find center of a circle clc,clear data = load('curve.txt'); x = data(:,1); y = data(...

2 months ago | 0

Divide the 3D surface into equal patches
Try griddata to interpolate

2 months ago | 0