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# Amir

### University of Ulster

Active since 2014

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Solved

the function, the box of boxer briefs, being twice the amount being manufactured twice as much x
return y as the function multiplied by x twice

nästan 7 år ago

Solved

Perfect Square
Find a function that finds the root of a perfect number!

nästan 7 år ago

Solved

Given a and b, return the sum a+b in c.

nästan 7 år ago

Solved

Find the sum of all the numbers of the input vector
Find the sum of all the numbers of the input vector x. Examples: Input x = [1 2 3 5] Output y is 11 Input x ...

nästan 7 år 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...

nästan 7 år ago

How do I solve the following problem with rounding?
Please try this: x=-2:0.1:2; find(abs(x-0.9) < eps) ans = 30

mer än 7 år ago | 1

Saving Structure leads to error "Index exceeds matrix dimensions."
I think the main issue in your code is related to the filename. The filename cannot have "/". Use another separator instead.

mer än 7 år ago | 0

How can detect or remove object that have area between 2 values?
Please try this code, I tried to write this code very clear (not efficient), please let me know if it is not clear clc ...

mer än 7 år ago | 1

| accepted

why do I get the error Subscript indices must either be real positive integers or logicals?
I am not sure 100% as I couldn't guess your data. But if your rr and ss is 1:2 so Hf(rr-1,ss-1,:,:) is: Hf([0 1], [0 1] , :,:). ...

mer än 7 år ago | 0

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Histogram of 2 sets of data in same plot, different columns, same bin
Please try this code, I have modified <http://www.mathworks.co.uk/help/matlab/creating_plots/overlay-bar-graphs.html this> . ...

mer än 7 år ago | 2

v(n:1)=1 where n>1
Matlab doesn't reverse the order. Try this code: A=1:10; n=3; A(n:1)=1 or run this: 3:1 answer is: a...

mer än 7 år ago | 0

Calculate angles between two intersecting lines using the slopes
<</matlabcentral/answers/uploaded_files/16805/Angle%20between%20two%20lines.png>> This image is from this video: https://w...

mer än 7 år ago | 0

Image Processing: Counting Lines in a Range of Angles
Hi Cole. Please try this code. I hope it can give you some ideas clc clear all close all [filename, pathname] = ...

mer än 7 år ago | 0

| accepted

how to Save Data in Excel Sheet ?
Please try this code: clc clear % Your Inputs NewName = {'Adnan'}; NewValues = [24,18, 3.55]; % Check i...

mer än 7 år ago | 2

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basic question on creating a function and plotting
Please try this code and compare the results: disp('%%%%% Run1 %%%%%%'); syms K0 e a; F=K0*e*a*(a-1)/(1+e-a*e); ...

mer än 7 år ago | 0

adding a regression area to a 3d plot
Hi Mostafa. Try this code: x=5*rand(1,1000); % 1000 random number between 0 and 5 x=x'; % transpose (row to vector) y...

mer än 7 år ago | 0

different colour combinations in matlab
Sindhu, use this code: x=[1:20]./7; y=sin(x); hold on for i=1:length(x) plot(x(i),y(i),'*',... 'color', ...

mer än 7 år ago | 0

How to replace certain values in an existing array based off of inputdlg?
Hi Roel. Try this code: Rsh = str2num(char(answer{1})); Rs = str2num(char(answer{2})); Isc = str2num(char(answ...

mer än 7 år ago | 0

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Through script its possible to identify the particle size????
Hi vinothkannan, Please try this code. If your image is .tiff convert it to .jpg before running the code. clc clear all ...

mer än 7 år ago | 0

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FOR loop with IF condition alternative
Please try this code. You will only need to specify your limits (L matrix) I = [1:1:10; 10:10:100]'; L = [1 3 7 10]; % l...

mer än 7 år ago | 0

Progress or status bar while using getframe
Please try this code. May be this is not the exact answer for your question. But perhaps can be an alternative. Z = peaks; ...

mer än 7 år ago | 0

How to share variables between two GUI callbacks
I don't have access to Matlab now, but I hope this helps you: Look at "setappdata" and "getappdata" documents. for example in...

mer än 7 år ago | 3

Running multiple simulations in multiple workspaces
You don't need to have separate variables. Please try this code: S = 'This is Variable S for the first run' % use th...

mer än 7 år ago | 0

How can I remove (set to NaN) values in matrix starting at row index value and all following values which differ for each column
Please try this code. I hope it works for you a=-4; b=5; zdr=(b-a).*rand(959,359) + a; kz=randn(997,359); for i=1:size(z...

mer än 7 år ago | 0

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Question

Can a PhD student use Matlab's student version?
Hello everyone, I am using Matlab's Student Version for my PhD research. Today I checked this version's terms and condition. It...

mer än 7 år ago | 1 answer | 0