Walter Roberson
I am currently in the middle of moving, so I am not around very much.
C, MATLAB, Shell, Perl, Fortran
Spoken Languages:
English
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Top ten contributors whose answers received the most acceptances in 2023
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Solve a problem for the first time
Awarded to Walter Roberson on 10 Jun 2017
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Top ten contributors whose answers received the most acceptances in 2021
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Reach 100000 reputation points. Honors the first contributor to reach this milestone, Walter Roberson
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The contributor whose answers received the most acceptances in 2018
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The contributor whose answers received the most acceptances in 2017
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Contribute at least one answer each month for 36 consecutive months
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The contributor whose answers received the most acceptances in 2016
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Feeds
d2c PID-Conversion
That error is given when Tf < Ts, and apparently exists in order to avoid getting complex-valued outputs. Your Tf is 0, certain...
4 hours ago | 0
How can I plot the following data? Do I have to convert it first to another form?
stem(filledData(:,1), filledData(:,2)) or perhaps stairs(filledData(:,1), filledData(:,2))
1 day ago | 0
| accepted
Can integral2 left a variable inside?
I want to integral x and y first,but there were a variable w stuck in my function.Can I left it and integral x,y first? No, int...
1 day ago | 0
how to remove background from thermal image. i want to remove the background from the image. just want forground image
Consider the thermal images of the Parker Solar Probe. The standard operation of the probe is to block out the main disk of the ...
1 day ago | 1
How to zoom a figure and show the details?
Create a second axes. copyobj() the content of the first axes to the second axes. Turn zoom on for the second axes. Note: it is...
1 day ago | 0
A numerical calculation problem leading to Inf or NaN in matlab
If you need the exact value, calculate using the Symbolic Toolbox. However, it is questionable what meaning to assign to the e...
2 days ago | 0
Error with addpoints when trying to animate a trajectory following a marker
h = animatedline('Color', 'b'); p = plot(x(1), y(1), 'o', 'MarkerEdgeColor', 'red', 'MarkerFaceColor', 'red'); You do not have...
2 days ago | 2
why in example"Architectural 112G PAM4 ADC-Based SerDes Model",symbol time is set to 18.8235e-12,which is 106GHz
The previous generation used a signaling rate of 53.125 GBd . This generation is twice that signaling rate. https://www.ieee802...
2 days ago | 0
order using first column in array cell
sort_order = sort(newList(:,1)); newList = newList(sort_order,:);
2 days ago | 0
Can I transfer train "visionTransformer" to handle image sizes other than 384x384X3?
You would need to find the ImageNet 2012 dataset and train an appropriate network on it.
3 days ago | 0
Resolution of the gamultiobj's variable
Search over integers -100 to +100 and divide by 100 before use.
3 days ago | 0
Hi i created a matfile of hourly temperature 334*334*2928 . how i can convert the .mat file to Tif file ?
I suggest using the Mapping Toolbox, geotiffwrite
4 days ago | 0
| accepted
How to make the font sizes of Xlabel, Ylabel, and Title different in a heat map using MATLAB?
h = heatmap(......); warnstate = warning(MATLAB:structOnObject', 'off'); sh = struct(h); warning(warnstate); sh.Axes...
4 days ago | 0
| accepted
Functions returning part of N-D data
How do I write the class to make the colon work by itself? You would have to make bar a property instead of a method. Once it i...
4 days ago | 0
How do I pass a dynamic number of output variables to a function?
OutputVariable = cell(1,NumberOfOutputsNeeded); [OutputVariable{:}] = FunctionCall(parameters, as, appropriate);
4 days ago | 0
Launching MATLAB2024a
You are using a Campus-Wide license, which is a form of Educational license. In that situation, you do not activate against yo...
5 days ago | 1
Hi, everyone, why is the laser output power not shown in the figure?
plot(Z, y_history(4, :), 'y>-', 'DisplayName', 'Pp2-'); plot(Z, y_history(5, :), 'r', 'DisplayName', 'Ps+'); plot(Z, y_history...
7 days ago | 0
| accepted
Rand in the constructor of a class and createArray
When you have static properties of the class, then the value that is assigned when the class is loaded is used for all subsequen...
7 days ago | 0
How to get mexcuda running - compiler settings
and Microsoft Visual Studio 2015 (community edition). That was the problem. All versions of MATLAB that supported VS 2015 neede...
7 days ago | 0
Shading of viscircles weird behavior
viscircles() uses 2D coordinates, with an implicit ZData of 0. When you draw a surface, the surface has 3D coordinates. When ...
7 days ago | 0
| accepted
Truth Table Test Coverage Results Unclear
My interpretation would be that the T or F in normal font is the expected solution for the situation. Then if the expected solut...
7 days ago | 0
Unable to called a function
You are using a third-party package that implements some of its functionality through mex code. The package is calling upon rk78...
7 days ago | 0
Can I send image from Matlab to iPhone?
https://www.mathworks.com/matlabcentral/fileexchange/64652-matlab_to_iphone_and_ipad With this toolbox, you can create Apple i...
8 days ago | 0
Count unique vector in a sequence
Put them together into one 2D array, arranging them as rows (rather than as columns), and then use unique() with the 'rows' opti...
9 days ago | 2
| accepted
MCC USB-231 DAQ Digital I/O
USB-231 is not a supported device. https://www.mathworks.com/matlabcentral/answers/2132986-mcc-usb-231-compatibility-with-simul...
9 days ago | 0
| accepted
The Output structure of a code is showing different outputs in command window and workspace
The command window version is the result of an implicit execution of the display method. The display method examines the object ...
9 days ago | 0
| accepted
Does SoC Model Creator support only Vivado 2020.2?
Vivado 2023.1 requires R2023a. https://www.mathworks.com/matlabcentral/answers/518421-which-versions-of-xilinx-vivado-are-suppo...
10 days ago | 0
Error message when using timers in AppDesigner after a few seconds running
'TimerFcn', @app.timerTest); the timer will be created with a TimerFcn that is a function handle to a function that expects two...
10 days ago | 0
Why does the error at the bottom show up even though the correct dataset seems to be selected?
Your values in the table are scalars. You cannot create response variables from scalars.
10 days ago | 0
Confusion of IMAQ, get data "logging"
Before getdata has been invoked, the images either do not exist (for cameras that do not have an automatic shutter) -- or else t...
10 days ago | 0
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