Les Beckham

Last seen: Today | Con actividad desde 2013

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Many years developing flight control algorithms and software

Programming Languages:
C++, C, C#, MATLAB, Assembly

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Function is throwing error when calling it in different script
You have a non-comment line before the function definition starts. Thus, Matlab thinks that this is a script. Make the first l...

20 días hace | 0

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The farthest yticklabels do not appear when using ax.YAxisLocation = 'origin'
I'm not sure this is much more satisfactory than your approach, but it appears to at least work and would adapt to different y a...

28 días hace | 1

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I would like to quantize a Sinewave correctly, and identify where the issues is with my code
You were so close! But bitshift shifts left by the specified number of bits. Use a minus sign to shift right. % Sampling Freq...

alrededor de 1 mes hace | 1

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how to disactivate automatic expression completion
The preferences that control this can be found pretty much where I would expect to find them: Preferences>Editor/Debugger>Autom...

alrededor de 1 mes hace | 0

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Rename TIF files in a folder
system('touch Camera_6_100fps_20240403_0956560001.tif'); % create files for testing system('touch Camera_6_100fps_20240403_0956...

alrededor de 2 meses hace | 1

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How to change color of berfit curve
You can capture the fit data from berfit and use the normal plot command to plot the data with full control over the symbols, li...

2 meses hace | 0

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stateflow "if else if else" structure not working properly
I don't have access to Stateflow so I can't test this, but I know that the compound comparisons that you have shown are not allo...

2 meses hace | 0

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Euler's Method using a for loop
I'm not sure I believe that the equation given in your attached image is correct. However, the changes below allow the code to ...

2 meses hace | 0

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If Else problem Valid_date code.
There are several errors. For one thing, you can't combine multiple comparisons into one such as 13>month>0, this must be two c...

3 meses hace | 0

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plot with 3 different lines and a set of points
The y axis is logarithmic. It's just not very obvious due to the limited range of your y data. Note the difference in the spac...

3 meses hace | 0

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How do I get old "property inspector" popup window in figure?
Try clicking the button at the far left below the window title bar (it shows "Group View" when you hover over it). It looks like...

4 meses hace | 1

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Detect monotonic decrease and record the corresponding rate
Your "for example" text doesn't seem to match with finding how long it takes to decrease from 25 to 15. So for example, I would...

4 meses hace | 0

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cant call function from a file
It would have been better if you had posted your code as code (text) rather than a picture, then we could have modified it and r...

5 meses hace | 1

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How to I parse an array of time stamp strings read into a table form a CSV file?
Don't operate on the timestamps as strings, use the datetime and duration types and the associated functions. times = linspace(...

5 meses hace | 1

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List of increasing integers
Are you sure that is what you want? It doesn't seem very useful. dim = [2 2 4 2 2 2 2 2 2 2 2 2] int = 1:sum(dim) int(end)

5 meses hace | 0

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How can I isolate a set of data points on a graph using conditionals?
The data doesn't need to be "linear" to use indexing to select the data that you want. For example: x = 1:10; y = rand(1, 10)...

5 meses hace | 0

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how to automate this manual code containing if else conditons?
Here is one approach. I eliminated the extraneous parameter ini for this example. I'm not sure I understand the role of the Ti...

5 meses hace | 1

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How to modify the slopes of the sawtooth wave?
It doesn't really make sense to me to talk about angles when referring to a time history of a signal. If you were to plot the s...

5 meses hace | 1

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Interphase - How to bring back default view?
If you are talking about the editor being split into multiple subwindows as shown below, go to the View tab in the tool strip an...

5 meses hace | 0

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Convert Julian Date + Time in GMT to calendar day + Time in EST
It's not pretty, but it works. yr = '2024'; %<<< renamed to avoid shadowing the year function JDDD = 'J025'; % Julian date GM...

5 meses hace | 1

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how can i compute Aij?
It appears to work. I ran it for only 2 values of k as it was timing out here in Answers when running with 20 values of k. Wha...

5 meses hace | 0

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Extract single-digit and double-digit numbers at the same time from a cell array with "regexp"
a={'1','3','6-10','11-20'}; b=regexp(a,'[0-9]+','match'); %<<< add the + to match multiple numeric characters b{:}

5 meses hace | 1

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How to match mean and standard deviation of 2 datasets for data that cannot be less than 0
Your model data doesn't look at all like the observed data, so I'm not surprised that trying to force their statistics to match ...

6 meses hace | 0

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confirm valid file identifier before flcose?
If you call fopen on the file identifier when the file is closed it will return empty (instead of returning the filename). So, ...

6 meses hace | 0

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Why is the error in the attached code?
After adding end to all of the functions so that this would even run, you get an dimension error (see below). You are trying as...

6 meses hace | 0

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Need for help for performance improvement or refactoring methods on this code
Wow! That code gets weird really fast. First, you haven't posted code that will actually run. You've shown three functions ...

7 meses hace | 0

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How can I break a long column vector (281820X1) into 140 short column vectors (2013X1)?
Use reshape data = (1:281820)'; cols = 140; rows = numel(data) / cols; data_reshaped = reshape(data, [rows cols]); whos ...

7 meses hace | 0

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How to include a negative number in initial conditions for Eulers method code?
It is always better to post example code as text rather than a screenshot. Nevertheless... Since the first element of x is -1 ...

7 meses hace | 0

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Plotting .mat file
That mat file doesn't contain anything interesting to plot. load metro.mat whos AudioInfo

7 meses hace | 0

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Load .txt file into matrix form
That looks like a good candidate for readmatrix. mtx = readmatrix('X_deg_10.txt'); size(mtx)

8 meses hace | 0

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