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

environ 5 ans il y a | 0

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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)

environ 5 ans il y a | 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

environ 5 ans il y a | 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) ...

plus de 5 ans il y a | 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) ...

plus de 5 ans il y a | 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(...

plus de 5 ans il y a | 1

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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') ...

plus de 5 ans il y a | 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')

plus de 5 ans il y a | 1

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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

plus de 5 ans il y a | 0

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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...

plus de 5 ans il y a | 0

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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)...

plus de 5 ans il y a | 0

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

plus de 5 ans il y a | 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...

plus de 5 ans il y a | 0

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

plus de 5 ans il y a | 0

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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')

plus de 5 ans il y a | 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...

plus de 5 ans il y a | 0

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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...

plus de 5 ans il y a | 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...

plus de 5 ans il y a | 1

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

plus de 5 ans il y a | 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]')

plus de 5 ans il y a | 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

plus de 5 ans il y a | 1

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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...

plus de 5 ans il y a | 0

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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...

plus de 5 ans il y a | 0

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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(@(...

plus de 5 ans il y a | 0

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

plus de 5 ans il y a | 1

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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...

plus de 5 ans il y a | 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...

plus de 5 ans il y a | 1

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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...

plus de 5 ans il y a | 1

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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...

plus de 5 ans il y a | 0

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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...

plus de 5 ans il y a | 0

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