position of values in a matrix
A = [23 24 35 2 12 19 24 23 12 15 26 17] loc = find(ismember(A,[35 2],'rows')) loc = 2

4 maanden ago | 1

How to put a value in a plot label?
depth = [5,10,15,20]; for k = 1:4 kd = 0.0143.*5*k; SOTE = (a + kd + kp).*X.^beta.*5*k; figure(1) if k < 3 ...

4 maanden ago | 0

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Why is this code not reading the csv file?
The images are useless, but the error is clear, your variable tdata doesn't exist. I guess you need to change this line: tdata ...

4 maanden ago | 0

ODE45, simple events
function [check,stop,direction]=landing(t,y) check = y; stop = 1; direction=0; end

4 maanden ago | 1

How to gracefully generate an all-one cell array?
function Output=OnesInCell(varargin) %This function should be the same as ones() except that each of the ones is packed into an...

4 maanden ago | 0

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How to cut dimensions of 3d arrays in a cell.
Being A your cell array: newA = arrayfun(@(i) A{i}(700:720,300:360,:),1:numel(A),'uni',0)

4 maanden ago | 1

selection of rows in a matrix
A = [36 13 9 21 23 32 35 5 3 43] B = A([1,3,5],:)

4 maanden ago | 0

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Cannot call files named with ' character in the text
filename = '8''_Data_Startup-1234567489'

5 maanden ago | 1

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Exporting data from matlab to a excel with a special pathway
xlswrite(filename,Y1,1) xlswrite(filename,Y2,2) xlswrite(filename,Y3,3)

6 maanden ago | 0

How do I code a function that's supposed to be an infinite pattern?
Another possibility: res = sum(x.*circshift(y,-1) - y.*circshift(x,-1))

6 maanden ago | 0

Best way to calculate the determinants of a series of matrices?
delta = arrayfun(@(t) det(squeeze(G(t,:,:))),1:size(G,1));

6 maanden ago | 0

what is the error in this program
There is no error in your code, the problem is that it doesn't do whatt you want. I guess you want something like this (without ...

6 maanden ago | 0

Errror using imwrite, can't use "append" in 'WriteMode'
You are changing the file name for each frame, resulting in different tif images. To build a tif stack you just need to use ONE ...

6 maanden ago | 1

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How to generate a random integer between two bounds?
randi([4,500])

6 maanden ago | 0

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i want to plot 4 plots using ginput
Adding hold on: clear all; close all; hold on for k=1:4 axis([0,10,0,10]); data = ginput(4); x = data(:,1); y = data(:,2...

6 maanden ago | 0

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Summing up values of A matrix if it matches the same value in B
One option: [G,ID] = findgroups(B); C = [splitapply(@sum,A,G),ID] C = 15.0000 32.1111 3.0000 34.6731 1.0000...

6 maanden ago | 0

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Problem in plotting the string variable
Do you mean this? Rough_y=[4;5;8;3;12;14;9;11;17;17;11;14;19;25;15] Station=['a';'b';'c';'d';'e';'f';'g';'h';'i';'j';'k';'l';'...

6 maanden ago | 0

How can i use Inverse for symbolic variables?
syms x y a b c d A = [ a*(x^2) , b*(y^3) ; d*(x^2)*y , c ]; inv(A) ans = [ c/(- b*d*x^2*y^4 + a*c*x^2), -(b*y^3)/(- b*d*x^...

6 maanden ago | 1

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problem with reading data from excel
Do you mean this? data = xlsread('yourExcel.xlsx'); data = data(2:end,2:end) data(2,4) %For example: x1 = 2; x2 = 4

6 maanden ago | 0

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Checking for existence of row in a matrix
Try with this: my_mat = [1 2 4 5 3 1 6 9 7]; new = [6 9]; Lia = ismember(my_mat(:,1:2),new,'rows'); ...

6 maanden ago | 0

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How to repeat loop until condition is met? While or For Loop?
Something like this would be a good solution: x = %Initialization A = x + 1.5; B = x^2 + 1; Error = A-B; iter = 1; while ...

6 maanden ago | 0

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Differentiating gives wrong result
I don't know why the result is presented in different way depending on the case, but the result is allways the same: %Case 1 s...

6 maanden ago | 0

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Array indices must be positive integers or logical values
You are trying to acces to: B(0), B(0.1) and so on, which are not allowed indexes. Try with this: %% MAGNETORQUER SIZING clear...

6 maanden ago | 0

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Solved

Back and Forth Rows
Given a number n, create an n-by-n matrix in which the integers from 1 to n^2 wind back and forth along the rows as shown in the...

7 maanden ago

Solved

Is my wife right?
Regardless of input, output the string 'yes'.

7 maanden ago

Solved

Pizza!
Given a circular pizza with radius _z_ and thickness _a_, return the pizza's volume. [ _z_ is first input argument.] Non-scor...

7 maanden ago

Solved

Make the vector [1 2 3 4 5 6 7 8 9 10]
In MATLAB, you create a vector by enclosing the elements in square brackets like so: x = [1 2 3 4] Commas are optional, s...

7 maanden ago

How can I find consecutive digits seperated by spaces?
An alternative without regexp: a = '1 1 1 4 4 6 7 7 7 7'; b = str2num(a); d = [true, diff(b) ~= 0, true]; n = diff(find(d))...

7 maanden ago | 3

How to identify and remove element if it is consecutively repeated a certain amount of times in an array
Following Jan's answer in this threat (link): A = [1 2 3 3 3 3 5 6 2 8 7 3 3 2]; d = [true, diff(A) ~= 0, true]; n = diff(fi...

7 maanden ago | 0

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