Risposto
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...

oltre 14 anni fa | 0

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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)]

oltre 14 anni fa | 1

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

oltre 14 anni fa | 0

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

oltre 14 anni fa | 3

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

oltre 14 anni fa | 1

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

oltre 14 anni fa | 0

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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/...

oltre 14 anni fa | 0

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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 |...

oltre 14 anni fa | 0

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Risposto
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...

oltre 14 anni fa | 0

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Risposto
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...

oltre 14 anni fa | 2

Risposto
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...

oltre 14 anni fa | 0

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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...

oltre 14 anni fa | 0

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MATLAB Answer format
Is |W| a symbolic variable?

oltre 14 anni fa | 0

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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...

oltre 14 anni fa | 0

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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 ...

oltre 14 anni fa | 0

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

oltre 14 anni fa | 0

Risolto


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

oltre 14 anni fa

Risolto


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 ...

oltre 14 anni fa

Risolto


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

oltre 14 anni fa

Risposto
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]; ...

oltre 14 anni fa | 0

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Risposto
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...

oltre 14 anni fa | 1

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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...

oltre 14 anni fa

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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...

oltre 14 anni fa

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

oltre 14 anni fa | 1

Risposto
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...

oltre 14 anni fa | 4

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Risposto
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 ...

oltre 14 anni fa | 0

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

oltre 14 anni fa | 3

Risposto
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...

oltre 14 anni fa | 0

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

oltre 14 anni fa | 7

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Risposto
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(...

oltre 14 anni fa | 2

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