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Project Euler: Problem 1, Multiples of 3 and 5
If we list all the natural numbers below 10 that are multiples of 3 or 5, we get 3, 5, 6 and 9. The sum of these multiples is 23...

1 year ago

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Alphabetize by last name
Given a list of names in a cell array, sort the list by the last name. So if list = {'Barney Google','Snuffy Smith','Dagwood ...

1 year ago

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Read a column of numbers and interpolate missing data
Given an input cell array of strings s, pick out the second column and turn it into a row vector of data. Missing data will be i...

1 year ago

Answered
If statement with many logical or.
Write statement inside of the loop for a1 = 0.4 : 0.1 : 1 for b1 = 0.2 : 0.1 : 1 if (a1 == b1 && b1 > 1-a...

1 year ago | 1

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Sorting content of table columns
I am giving an example to explain. clc clear load patients T = table(Gender,Age,Height,Weight,Smoker,Systolic,Dias...

1 year ago | 2

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how to read multiple mat files and and extract data from those
Whenever you wish to load all files, just use dir. F=dir('*.mat') for i =1:length(F) load(F(i).name) end

1 year ago | 1

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How can i plot graphs?
"How can i plot graphs?" Here is the sample program of plotting multiple lines in matlab. clc clear var1=rand(1...

1 year ago | 1

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how can i read large data in loop
F=dir('*.edf') for i=1:length(F) [data1, header] = ReadEDF(F(i).name); %do you usual calculation ...

1 year ago | 1

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

1 year ago

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Sorting
Assume that x is an n-by-2 matrix. The aim is to return the first column of x, but sorted according to the second column. Exa...

1 year ago

Question


Am I doing something wrong in cody submission?
I have solved couple of question on cody and cross checked my prog on matlab which showing exactly the same output which the que...

1 year ago | 1 answer | 1

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How to save output into tiff?
Sample image is attached. file=imread('sample.png'); imwrite(file,'sample2.tiff','tiff');

1 year ago | 2

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how to vectorize for loop in this section
Refer this simple example to get your problem resolved. A = [97 89 84; 95 82 92; 64 80 99;76 77 67;... 88 59 74; 78 66 ...

1 year ago | 1

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Making a simple counter by code to be put in simulink
Refer to these links. This links will definitely going to help you. <http://ctms.engin.umich.edu/CTMS/index.php?aux=Basics_Si...

1 year ago | 1

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Add table to an image
Up to my knowledge, you can not add matlab table over an image. But you can use text command to do the same. Here is an example....

1 year ago | 1

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how can I convert a geospacial sst map from 4km to 6 km or vice versa
clc clear lon=[65:.04:70]; lat=[0:0.04:5]; %on 4km resolution sst_4km=randi(27,126,126); lon1=[65:.06:70]; l...

1 year ago | 1

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saving a matrix from a loop into a structure
I hope this simple example helps you to resolve your problem of saving a matrix in a structure from a loop. clc clear ...

1 year ago | 1

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Why doesn't my graph display a line?
Its because t and N have different dimension. Refer this problem. I have done little change to make it understandable. c...

1 year ago | 2

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Multiple x axis top and bottom and left and right y axis
You can use as many Y axis you want with the help of add axis function available on matlab file exchange. Get <https://in.mathwo...

1 year ago | 2

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set color in contour plot with specified colormap
clc clear contourf(randi(6,5,5)) colormap(jet(5)) colorbar

1 year ago | 2

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Trying to do bisection, new to MATLAB
As your equation negative value at both ends. So bisection can not be possible for your equation. I am giving this example by ta...

1 year ago | 2

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Is it possible to combine every value in the same table?
" I am trying to calculate the total amount of precipitation shown on the radar" Just load the pcp variable and sum up all elem...

1 year ago | 2

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Impulse Response Convolution Plot
t=[-2*pi:2*pi] f=@(x) x.^3; h= 2*f(t)+ 2*f(t-pi) plot(t,h)

1 year ago | 2

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Answered
How can I combine 20 2D grayscale images (30*30 each) horizontally side by side from a 3D volumetric grayscale image (30*30*20)?
Use reshape command, A=rand(30,30,20); AA=reshape(A,30,[],1); All 20 images are settled side wise in AA

1 year ago | 2

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How to omit repeated element in matrix
Hope it helps. E=[1 2;1 5;2 3;2 4;2 5;3 4;4 5;4 7;4 9;5 6;6 11;6 12;6 13; 7 8;7 9;9 10;9 14;10 11;12 13;13 14] aa=unique...

1 year ago | 1

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Confusion matrix misclassification problem
To get rid of singeton matrix, use squeeze or purmute. A=randi(10,25,1,20); size(A) ans = 25 1 20 ...

1 year ago | 0

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How do I find the integral of the modulus of a transfer function over all frequencies?
Since you have not provided your equation, I am giving an random example, fun = @(x) exp(x.^2).*log(x).^2; q = integra...

1 year ago | 1

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HOW Plot the Cubic Spline together with the data points (1; 0:5), (2; 1=3), (3; 0:25) and (4; 0:2)?
Since the data in your question is not so clear, I am taking an example to clear your doubts. x = [1:10]; y=randi(1...

1 year ago | 1

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How to solve second diffrential equation that look like this ?
Hi Nora Khaled, refer these links: <https://www.mathworks.com/help/symbolic/solve-a-single-differential-equation.html> <ht...

1 year ago | 1

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How can I get a noise free binary image? Specifically, what type of filters do I need to use to reduce noise?
I hope these links help you. <https://in.mathworks.com/matlabcentral/answers/56974-how-to-reduce-noise-in-image#answer_68932>...

1 year ago | 1

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