Risposto
filename of function print
medium = 'XYZ'; replica = 'Replica1'; nameCurve = ['growthcurve', medium, ' ', replica]; nameSemlog = ['semilogy grow...

oltre 7 anni fa | 1

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c0 and x are scalars, c - vector, and p - scalar. If c is [ ], then p = c0. If c is a scalar, then p = c0 + c*x . Else, p =
function y = mypolyval(c0,c,x) if isempty(c) y = c0; else y = c0 + power(x, 1:numel(c))*c(:); end Th...

circa 8 anni fa | 2

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How to remove duplicates in a specific manner?
B = unique(unique(A, 'rows')', 'rows')'

circa 8 anni fa | 0

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if i want to plot a graph as i have shown in the figure, but at one particular angle without any radius...how should i do it ? l
axis([-1 1 -1 1]), axis equal angle = 30; line([0 cosd(angle)], [0, sind(angle)])

circa 8 anni fa | 0

Risposto
how to write this for cycle
You have to use a cell array because your indices have different sizes e = 6:12; for i = 1:numel(e), x{2^e(i)} = 0:1/2^e...

circa 8 anni fa | 0

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Check for existence of nested fields
You can use my function isnestedfield: function yn = isnestedfield(s, fields) %ISNESTEDFIELD True if nested fields are i...

circa 8 anni fa | 2

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Risposto
How can i create a large colum variable with continious step?
You don't need a loop, you can use Matlab's colon operator to define a range of values first_value:step_size:last_value. You can...

circa 8 anni fa | 1

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Searching for math expert! angle of vectors in a loop using law of cosines
See also <http://www.wikihow.com/Find-the-Angle-Between-Two-Vectors> % define sample values x = [1234.77 936.40 681.39...

circa 8 anni fa | 1

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Risposto
Extract values from matrix/cell in single step
Have a look at <https://de.mathworks.com/matlabcentral/answers/121045-assigning-multiple-outputs-from-a-vector> and <https...

circa 8 anni fa | 1

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how delete all the negative values
x = x(find(x < 0, 1, 'last'):end);

circa 8 anni fa | 0

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Risposto
How to find even positioned numbers in a vector or matrix.
if size(M,1) > 1 & size(M,2) > 1 res = M(2,2); else res = []; end

circa 8 anni fa | 0

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Risposto
How to plot x=f(y) ?
Instead of plot(x,y), you plot(y,x) x = linspace(-3,3); plot(x.^3+x.^2-x+6, x), xlabel('y'), ylabel('x')

circa 8 anni fa | 0

Risposto
Generating an "all-combinations" matrix for a given vector
x = [2 3 4]; n = prod(x); for i = 1:numel(x) li = []; for ii = 1:x(i), li = [li repmat(ii, [1 n/prod(x(1:i))])]; en...

circa 8 anni fa | 0

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Round each value of matrix
totaircraft = round(totaircraft);

circa 8 anni fa | 0

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what is meant by index exceed matrics dimension?
If you have a 1 x 3 matrix A = [6 7 9] and try to access an element that does not exist, like A(2,3) or A(1, 4), you get ...

circa 8 anni fa | 0

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Change element of a matrix in a row
help imfill

circa 8 anni fa | 0

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Plotting points across the Sine Curve
plot(t, y) hold on ind = find(diff(y>0)<0); plot(t(ind), y(ind), 'ko') ind = find(diff(y>0)>0); plot(t(ind)...

circa 8 anni fa | 0

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Risposto
How would I check to see if the number of rows in one matrix are equal to the number of rows in another matrix?
You can use assert assert(size(A,1) == size(B, 1), 'Matrices have different numbers of rows.') If the condition given as...

circa 8 anni fa | 0

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Detail lost showing images
900 x 1800 is pretty large. You can check the screen size using get(0,'ScreenSize') If your image fits on the screen...

circa 8 anni fa | 0

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I understand the point of asking a question is to not automatically be given the answer. However I have no clue how to even approach the given questions that are mentioned below. I looked up a way to do it on the Matlab website already but am lost.
function g = grade(num) if num < 60 g = 'E' elseif num < 70 g = 'D' and so on.

circa 8 anni fa | 0

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What font can I use to match my text to greek letters?
In which way are Matlab's default fonts for Greek and other characters not matching? You can change various properties, such...

circa 8 anni fa | 0

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Ignore answers with imaginarey components
This is basically the implementation of Dr. Siva Srinivas Kolukula's answer: ind = ~isreal(C); A(ind) = []; B(ind) = [];...

circa 8 anni fa | 0

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How to polarplot theta=3*pi/4 ?
theta = 3/4*pi; plot([0 cos(theta)], [0 sin(theta)]) axis equal axis([-1 1 -1 1])

circa 8 anni fa | 0

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Apply a filter to an image
help imfilter

circa 8 anni fa | 0

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converting matrix into image
I = im2double(imread('circuit.tif')); imshow(I)

circa 8 anni fa | 1

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how to run a certain code loop for 'N' times and get 'N' number of output outside the loop.
You don't need the loop: A = rand(3, 5, N);

circa 8 anni fa | 1

Risposto
How can I keep figures invisible when going between different figures and different subplots?
Don't use figure(2) but set(0, 'CurrentFigure', f(2)) where f(2) is the handle of figure 2, obtained with gcf wh...

circa 8 anni fa | 0

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Risposto
How to change gap between legend line and legend text?
You can increase the space by adding blanks ' ' in front of the legend entries. This is a hack, of course.

circa 8 anni fa | 0

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How to draw nice dotted lines?
Check out <https://de.mathworks.com/matlabcentral/fileexchange/15743-fix-dashed-and-dotted-lines-in-eps-export>

circa 8 anni fa | 1

Risposto
How can I plot an average line through this line graph
You store the values of each line in the rows of matrix X. Then use plot(mean(X))

circa 8 anni fa | 3

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