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How to do monthly average in a Table?
If you have the Statistics and MAchine Learning Toolbox, this can be done quite easily. For simplicity I will assume your Table ...

10年以上前 | 1

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CreditScoreCard: Where can I get a copy of Refaat 2011 dataset?
If you have version 2014b or later (and the Financial Toolbox), just type: load CreditCardData If you have an older vers...

10年以上前 | 0

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How to determine sign change in a matrix for each coulmn separatly
If you find the logical condition of the locations in b0 where the value is greater than or equal to zero, you can find the loca...

10年以上前 | 0

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Multiple Comet Plots in GUI
Consider instead using animatedline. <http://www.mathworks.com/help/releases/R2015a/matlab/ref/animatedline.html#namevaluepai...

10年以上前 | 0

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Ttest2 on 2 matrices - does it operate on columns sequentially?
You are correct. The columns of matrix1 are compared with the corresponding columns of matrix2. A value of 1 is indicative of a ...

10年以上前 | 0

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import file into the workspace
Navigate to the appropriate directory -> Choose the file -> Right Click -> Select 'Import Data ...'

10年以上前 | 0

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Comment my function in order to get a decent title in the documentation
When publishing a function (just like with a script) the file is run, however with a function you require inputs. If you select ...

10年以上前 | 3

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Using isinf and isnan in the same command line?
f = @(a) std(a(~isinf(a) & ~isnan(a))); % f = @(x) std(a(~isinf(a)),'omitnan'); std_sigma1outs=cellfun(f,sigma1outs); ...

10年以上前 | 0

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Chi Squared Hypothesis 2 Tailed Test
Yes, the syntax you are using is testing both the upper and lower tails using the values you specified (0.01/2 and 1-0.01/2). S...

10年以上前 | 0

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Best graphics card for GPU computing
The Best GPU which you can use with MATLAB is going to be the Nvidia Tesla K80 meant for server systems. It runs around $5,000 U...

10年以上前 | 2

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Will converting the difference between 2 datenums to seconds contain leap seconds or not?
datenum does not handle leap seconds. datetime variables on the other hand can handle this (requires you have 2014b or later) pr...

10年以上前 | 0

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How to insert pre-written functions into GUI
All that matters is that your pre-written function is on the <http://www.mathworks.com/help/matlab/matlab_env/what-is-the-matlab...

10年以上前 | 0

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fzero not working (thanks in advance for help)
Your objective function can only take one input argument, so the idea of the function handle is to make an anonymous function: ...

10年以上前 | 0

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How to force the intercept of a regression line to zero?
There are 2 main ways you can do this: dlm = fitlm(X,y,'Intercept',false); or using Wilkinson notation: dlm = fitlm...

10年以上前 | 8

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see, i have this error in my code saying: ??? Attempted to access x(0); index must be a positive integer or logical. Error in ==> abc at 14 x(i)=mod(g^x(i-1), p);
You start the loop at _i=1_, but then try and index _x(i-1)_, which is the same as _x(0)_. MATLAB starts indexes at 1 (Mathemati...

10年以上前 | 1

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Weighted average
Given two lists of numbers, determine the weighted average. Example [1 2 3] and [10 15 20] should result in 33.333...

10年以上前

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

10年以上前

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Sum all integers from 1 to 2^n
Given the number x, y must be the summation of all integers from 1 to 2^x. For instance if x=2 then y must be 1+2+3+4=10.

10年以上前

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

10年以上前

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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 ...

10年以上前

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Make the vector [1 2 3 4 5 6 7 8 9 10]
In MATLAB, you create a vector by enclosing the elements in square brackets like so: x = [1 2 3 4] Commas are optional, s...

10年以上前

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Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

10年以上前

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How to export headers from uitable to excel sheet
Well the column names are stored in the 'ColumnName' of the uitable. data = [get(handles.uitable,'ColumnName');get(handles....

10年以上前 | 0

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using the Xlsread functon
The issue is that _txt_ is a cell array which contains char-arrays. So you need to use curly brackets to extract the character a...

10年以上前 | 0

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I am connecting the database to matlab and compairing the z in matlab with the actual values in database
Likely this is because you are transposing the result of num2str(z) Notice the error shows: sql=['select id from d...

10年以上前 | 0

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Pushbutton function to plot
The global solution is not the recommended one as this can cause problems with debugging. What you would want to do is have t...

10年以上前 | 0

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waitbar within a while loop
Right from the documentation <http://www.mathworks.com/help/releases/R2015a/matlab/ref/waitbar.html waitbar> : h = wai...

10年以上前 | 0

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Why am I getting Subscript indices must either be real positive integers or logicals?
I can see a few error in the line: correlationOutput = normxcorr2(mode(:,:A), Image(:,:, channelToCorrelate)) 1. The synt...

10年以上前 | 0

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"week.m" file disapeared
Firstly, _week_ is indeed a function which is included in base MATLAB for versions 2014b and later. It is meant to operate on a ...

10年以上前 | 0

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It should not a error？
The function name is _xlabel(...)_ and not _Xlabel(...)_, MATLAB is case sensitive.

10年以上前 | 0

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