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Robert


180 total contributions since 2015

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Find a subset that divides the vector into equal halves
Given a vector x, return the indices to elements that will sum to exactly half of the sum of all elements. Example: Inpu...

2 years ago

Solved


Spot the outlier
All points except for one lie on a line. Which one is the outlier? Example: You are given a list of x-y pairs in a column ...

2 years ago

Solved


Make a full wave rectifier
Produce a full wave rectifier waveform for the given sine wave source. For a sine wave input, the output of the full wave rec...

2 years ago

Question


How can I get a list of all user-settable Simulink model settings that are evaluated?
How can I get a list of all user-settable Simulink model settings that are evaluated (strings that are executed as code to get t...

2 years ago | 0 answers | 0

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Question


How can I tell (programmatically) if my Simulink Block points to a user-defined library or a built-in one?
I have a list of block names in a cell array and want to delete the entries that correspond to resolved links to built-in librar...

2 years ago | 0 answers | 0

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Answered
dividing a table into an array of subtables
In general, your task will be easier if you start by filling in those blank IDs. I will use |data| to refer to your table. ...

2 years ago | 1

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Answered
How to integrate a distribution function for a specific interval?
To make your empirical CDF into a function that |integral| can use, you should interpolate |distribution_2|. Because of the way ...

2 years ago | 0

| accepted

Answered
Average IF NaN counting
Some test data x = randn(20, 207); x(randi(numel(x), 800, 1)) = nan; Identify the NaNs with |isnan| and count the numbe...

2 years ago | 1

| accepted

Answered
How can i solve the error in the code given below? I'm getting the following error In an assignment A(:) = B, the number of elements in A and B must be the same.
Your function |k| returns 51 outputs. MATLAB issues that error when your code asks to store the 51 corresponding integrals in th...

2 years ago | 0

Answered
Update axes position properly
When you create your three axes (titled A, B, and C) they appear from right to left across the figure and in reverse order (C, B...

2 years ago | 0

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Answered
How can I change my for loop to interpret different columns?
I am guessing that your Excel spreadsheet has a header row, an answer key row, then a row per student with their answers. You im...

2 years ago | 0

Answered
Consistently generating same random sequence with for and parfor loop
You can produce the same random numbers in a |parfor| loop if you explicitly set the random number generator type to be the same...

2 years ago | 1

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Submitted


parseTime
Converts number of seconds to a human readable time string.

2 years ago | 0 downloads |

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Is there a way to get the Simulink real-time parameter set (rtp) from a rapid accelerator build without rebuilding it?
I am building and using a rapid accelerator target for |myModel| using rtp = Simulink.BlockDiagram.buildRapidAcceleratorTar...

2 years ago | 1 answer | 0

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answer

Answered
How can I get the plot correctly?
Your function get_critical_value is not build to handle array inputs. It is always nice if you can vectorize your function to ta...

2 years ago | 0

| accepted

Answered
Finding tunable parameters used in Simulink model
I believe you are looking for <https://www.mathworks.com/help/simulink/slref/simulink.findvars.html Simulink.findVars>. To find ...

2 years ago | 1

| accepted

Answered
How to protect against writing to structure passed as input only in generated code?
To address this issue in your example, I renamed the inputs to |*_in| and then assigned them to variables under your original na...

2 years ago | 0

Solved


How many jokers?
* Given DNA codes of a group of suspects, * and a code for certain types of jokers, * Count how many jokers of that type. * ...

3 years ago

Question


Setting Simulink signal logging settings without modifying the model
I have a large Simulink model configured to log certain signals including some inside referenced models. I see that I can use a ...

3 years ago | 0 answers | 0

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Answered
Coder fails due to missing file that should be read while running
You could wrap that part in |if <http://www.mathworks.com/help/compiler/isdeployed.html isdeployed>|

3 years ago | 0

Answered
Change all but one value to one at random within rows
% locate all rows and columns with ones [a,b] = find(x); % randomize the order of the rows and keep the column indic...

3 years ago | 0

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Answered
How to add +180 degree in phase of bode plot?
If you generate the plot with |bodeplot|, you can use the phase matching feature described in <https://www.mathworks.com/help/co...

3 years ago | 0

Answered
Remove dashed lines from Simulink diagram
delete_line(find_system(your_model, 'FindAll', 'on', 'Type', 'line', 'Connected', 'off'))

3 years ago | 1

Answered
can u help me to denote this equation ( symbol error probability ) in matlab ??
M, k, E_b, N_0 = ? m = 1:(M-1); binocoeff = arrayfun(@(m)nchoosek(M-1,m),m); sum((-1).^(m+1).*binocoeff./(m+1).*exp...

3 years ago | 0

| accepted

Answered
In an assignment A(:) = B, the number of elements in A and B must be the same.
It looks like one of the outputs of your function |ols| is not a scalar. The error you are seeing is the same as if you executed...

3 years ago | 2

Answered
How do I feed images from a folder into MATLAB periodically?
I think a <https://www.mathworks.com/help/matlab/matlab_prog/use-a-matlab-timer-object.html |timer|> and <https://www.mathworks....

3 years ago | 0

| accepted

Submitted


statusbarTimer
Adds a count-up timer to the status bar of the Command Window or a figure

3 years ago | 1 download |

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Answered
legend command and the Tex interpreter
You can use set(L,'Interpreter','none') where |L| is your legend handle or object. You could either return |L| when you ...

3 years ago | 0

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Submitted


offsetTicks
Formats axis tick labels as offsets from min value

3 years ago | 0 downloads |

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Submitted


maketransparent
Sets opacity of axes children

3 years ago | 5 downloads |

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