Respondida
Making a video out of still images without using a avi file.
Try GIF animation

más de 4 años hace | 0

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Respondida
Multiple plots taking different elements of X & Y matrices in a systematic pattern
Try reshape x = linspace(0,10,40); y = sin(x); x1 = reshape(x,[4 10]); y1 = reshape(y,[4 10]); plot(x1,y1)

más de 4 años hace | 0

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Distorted (Crayon-like) Graph Colour
Try linesmoothing clc,clear x = 0:10; y = sin(x); plot(x,y,'linesmoothing','on') more information: LINK

más de 4 años hace | 0

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Use a different colormap scale for different sections of a matrix
YOu can create your own color matrix [x,y,z] = peaks(30); ix = x.^2 + y.^2 < 2^2; c1 = z*0; c2 = z*0; c1(ix) = 1; c2(~ix) ...

casi 5 años hace | 0

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Medial axis extraction from a .STL file
An example [x,y,z] = cylinder(10); h = surf(x,y,z); p = surf2patch(h,'triangle'); p.facecolor = 'red'; stlwrite('test',p) ...

casi 5 años hace | 0

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Solving Population Balance Equation for multiple initial particle dimensions
First of all - timespan 0:1.2 is just [0 1] L=[1.2]; % Pipe Length ranges (m) [Z,N]=ode15s(...

casi 5 años hace | 1

Respondida
how to add titles row wise in the montage ?
What about text function? load mri montage(D, map) text(500,25,'TITLE 1','fontsize',30,'color','yellow','fontweight','bold') ...

casi 5 años hace | 1

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Plot in 300 or 600 dpi
Use print x = 0:10; y = sin(x); plot(x,y); print('test','-dpng','-r300')

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Respondida
Plotting dates on the x-axis
Just use datenum a = rand(5,4,3); datenum(a(:,1),a(:,2),a(:,3)) Use sort if needed

casi 5 años hace | 0

Respondida
Solve an equation, for a variable, with prompts?
What about this? function main a = myprompt('Please enter a:'); b = myprompt('the same way b:'); function y = myprompt(s...

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Looping of more than one first order equations in in function file that can be updated for different value variable parameter
See this example f = @(t,x,a) [x(2); x(1)-a*sin(x(1))]; a = rand(10,1); % parameter cmap = jet(10); for i = 1:length(a)...

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Respondida
How do I print probability distribution object into textbox?
Here pd = makedist('Normal'); sig1 = pd.sigma mu1 = pd.mu

casi 5 años hace | 1

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solving equations with trigonometric functions
Here is the similar example. Maybe you will be interested , , and length are given. angle is changing Calculate length and...

casi 5 años hace | 0

Respondida
How to get back the values of a curve from its cumulative integral value?
Use diff to find real curve from cumulative trapezoid result

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How to convert from surf to plot3 ?
Try meshgrid [X1,Y1] = meshgrid(X,Y); plot3(X1,Y1,Z1) line(X1',Y1',Z1')

casi 5 años hace | 1

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How do I create variable vectors with a new value for each iteration of a loop?
Here are some corrections % yp=y0; % you are replacing variable yp with y0 yp(1) = y0; % you need to replace first valu...

casi 5 años hace | 0

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Respondida
Measure distance and angle of object
Here is the algorithm crop the region 1 and find min/max [m,n] = size(step1); [~,x1] = find(step1(:,1:n/2),1,'last'); [~,x2...

casi 5 años hace | 0

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how to compute derivative
Only you know initial conditions. Imagine the situation: you are throwing the ball, initial conditions are velocity and angle. O...

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Plotting Convergence Graph from Bisection Method
Try this while %condition % code line(iter,erorr,'marker','.') iter = iter + 1; end

casi 5 años hace | 0

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How to generate straight lines to 2D target points, each straight line is connected by 10 points which represent 10 steps from (0,0) to target point, for example (5,6)?
What about this x = rand(20,1); y = rand(20,1); line([x x*0]',[y y*0]')

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How to detect a curve (surface roughness) from image?
binarize image first remove noise using bwareaopen use edge remove noise if needed using bwareaopen

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Respondida
Having trouble making a surface plot using data from Excel
Either use triangulation x = rand(20,1); y = rand(20,1); z = rand(20,1); dt = delaunay(x,y); trisurf(dt,x,y,z) Either gr...

casi 5 años hace | 0

Respondida
How can I use the subplot command to plot the root estimates vs iterations and the error vs iterations
Try this figure hold on while %condition % some code subplot(2,1,1) plot(iter,root) subplot(2,1,2) p...

casi 5 años hace | 0

Respondida
Integrating a function with one of the limits a matrix
Why don't just use for loop? integralCalculated = zeros(size(u)); for i = 1:length(u) integralCalculated(i) = integral(@(...

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Respondida
Evaluating polynomial functions to get integer as answer
solve can be used for simple problems. Use fsolve or vpasolve to get numerical results

casi 5 años hace | 1

Respondida
How to calculate area under each peak in plot from sampled data
Here is ax example x = 0:20; y = sin(x); [xc,yc] = polyxpoly(x,y,[0 20],[0 0]); % find '0' points intersections x1 = [x...

casi 5 años hace | 0

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Triangulation of a domain
Here is ax example of triangulation t = (0:90:270)+45; [x,y] = pol2cart(t*pi/180,1); gd = [2;length(x);x(:);y(:)]; % geomet...

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Respondida
empty figure for a given code
You forgot the dot (element-wise operator) You can simplify your code using for loop a0 = 1; for i = 1:5 a0 = ((a0*K-a...

casi 5 años hace | 1

Respondida
Filling in a spherical triangle
clc,clear t = [0; 45; 45]*pi/180; q = [45; 45; 90]*pi/180; [x,y,z] = sph2cart([t;t(1)],[q;q(1)],1); % convert angl...

casi 5 años hace | 0

Respondida
How to create custom color wheel for velocity data stored as RGB and only using R/G channels?
What about this? [R,G] = ndgrid(0:10:360,0:1); % polar coordinates [X,Y] = pol2cart(R*pi/180,G); % convefrt o cart...

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