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...

quasi 14 anni fa | 0

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Risposto
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)]

quasi 14 anni fa | 1

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

quasi 14 anni fa | 0

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

quasi 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...

quasi 14 anni fa | 1

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

quasi 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/...

quasi 14 anni fa | 0

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Risposto
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 |...

quasi 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...

circa 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...

circa 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...

circa 14 anni fa | 0

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Risposto
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...

circa 14 anni fa | 0

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MATLAB Answer format
Is |W| a symbolic variable?

circa 14 anni fa | 0

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Risposto
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...

circa 14 anni fa | 0

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Risposto
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 ...

circa 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...

circa 14 anni fa | 0

Risolto


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

circa 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 ...

circa 14 anni fa

Risolto


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

circa 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]; ...

circa 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...

circa 14 anni fa | 1

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Risolto


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...

circa 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...

circa 14 anni fa

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

circa 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...

circa 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 ...

circa 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...

circa 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...

circa 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)...

circa 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(...

circa 14 anni fa | 2

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