Answered
Simpson's 3/8 Rule
The problem is in the last LOOP, you set at the last iteration: ed = i + 2; When |i = 5, ed = 7| but |x| has only 6 ele...

14 years ago | 0

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Answered
basic code question
If same size: x1(4:end-2) = x2(4:end-2); Otherwise: [x1(1:3); x2(4:end-2); x1(end-2:end)]

14 years ago | 1

Answered
XLSWRITE
name = inputdlg('Name excel file as: ','Name excel',1);

14 years ago | 0

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Answered
Summing common elements of a matrix together
accumarray(A.',B.')

14 years ago | 3

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Answered
Guide: alphabet and symbols
Try this GUI function myGUI % Create figure S.fh = figure('units','pixels',... 'position',[500...

14 years ago | 1

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Answered
right y-axis
Does this help? set(gca,'box','on')

14 years ago | 0

Answered
using datenum over several years
InDate = '2011-01-01 00:00'; FiDate = '2021-01-31 23:57'; % Create hourly spaced datetimes v = datenum(InDate):1/...

14 years ago | 0

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Answered
add labels to columns
If you have the Statistic toolbox you can accomplish this with the <http://www.mathworks.co.uk/help/toolbox/stats/dataset.html |...

14 years ago | 0

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Answered
Regress - are the regression coefficient standardized?
No, <http://www.mathworks.co.uk/help/toolbox/stats/regress.html |regress|> doesn't normalize automatically the regression coeffi...

14 years ago | 0

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Answered
Can I make a scatterplot with custom marker symbols?
To show a practical example using Thomas' link in the comments: % Sample scattergroup load discrim h = gscatter(ratin...

14 years ago | 2

Answered
Is there a way to have load command return data in format other than struct?
abc = fints; def = fints; save mymat clear load('mymat','abc') As opposed to load mymat which poofs al...

14 years ago | 0

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Answered
Reading every 10th Trial Error
You initialize |i = 0|. MATLAB convention for positions is to start from 1, i.e. there's no position 0 in any array. Specif...

14 years ago | 0

Answered
MATLAB Answer format
Is |W| a symbolic variable?

14 years ago | 0

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Answered
Is there a way to save a variable created in a function to the workspace?
the syntax of a function could be summarized as: [output1, output2, ...] = function(input1, input2, ...) Say, yuor varia...

14 years ago | 0

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Answered
How to use any2csv - returning "??? Undefined function..."
You need to add the path where you placed |any2csv.m| addpath 'c:\something\...' Or simply change current folder ...

14 years ago | 0

Answered
Portoflio Optimization
I am afraid you can't easily implement it with the existing tools. There are some papers out there (googling _portfolio optim...

14 years ago | 0

Solved

Arrange Vector in descending order
If x=[0,3,4,2,1] then y=[4,3,2,1,0]

14 years ago

Solved

Bottles of beer
Given an input number representing the number of bottles of beer on the wall, output how many are left if you take one down and ...

14 years ago

Solved

radius of a spherical planet
you just measured its surface area, that is the input.

14 years ago

Answered
Regstats : Multiple regression/comparing regression slopes
Your data (in copy-pastable form): X = [1;2;3;1;2;3;1;2;3]; Z12 = [0;0;0;1;1;1;0;0;0]; Z20 = [0;0;0;0;0;0;1;1;1]; ...

14 years ago | 0

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Answered
How can I show a time/date stamp in the prompt?
http://undocumentedmatlab.com/blog/setprompt-setting-matlab-desktop-prompt/ Has link to FEX submission. *EDIT* setPro...

14 years ago | 1

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Solved

Back to basics 1 - Saving
Covering some basic topics I haven't seen elsewhere on Cody. Given an input variable 'x', save it to disk in a file named 'co...

14 years ago

Solved

Back to basics 6 - Column Vector
Covering some basic topics I haven't seen elsewhere on Cody. Given an input vector, output true or false whether it is a colu...

14 years ago

Answered
combine two set of data
thk = [R1; R2]; thk = thk(:).';

14 years ago | 1

Answered
How to reverse a matrix dimension without affecting the other 2 (for 3 or more dimension matrixes)?
A = rand(238,132,35); A = A(:,:,35:-1:1); Or use <http://www.mathworks.co.uk/help/techdoc/ref/flipdim.html |flipdim|> (w...

14 years ago | 4

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Answered
Why should mvnpdf function be too slow
It's is not a _builtin_ function since it's not compiled but written with MATLAB code. Type in the command window to see how ...

14 years ago | 0

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Answered
Covariance
You should read the documentation thoroughly: cov(A,1) is the *population* covariance (divides by |N|), while cov(A...

14 years ago | 3

Answered
Change Color Multiple Times
It's not possible within MATLAB editor (to my knowledge) and green for comments is some sort of convention among programming lan...

14 years ago | 0

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Answered
Function to format number as currency?
Or using java: % Formatting according to locale j = java.text.NumberFormat.getCurrencyInstance(); j.format(1000.3243)...

14 years ago | 7

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Answered
How can I format a percent using 2 digits after the decimal
<http://www.mathworks.co.uk/help/techdoc/ref/sprintf.html |sprintf|> Example: x = 0.78765645; % almost 78.8% sprintf(...

14 years ago | 2