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Wilson A N

MathWorks

Last seen: 4年弱 前 |  2016 年からアクティブ

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First argument must be a vector.; Function call failed.
Hi Sohan, In R2018a, the filtfilt function needs its input arguments to be constant or not changing. You can see the 'Extended ...

4年以上 前 | 0

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Size mismatch ([:? x :?] ~= [:? x :? x :?]).
Hi Vimal, I was able to reproduce the issue with MATLAB R2019b. Based on my observations, can you try changing the code in line...

4年以上 前 | 0

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Running the same pseudorandom numbers on mexed files with parfor loops /omp pragma
Hi Carlos, You can use the time function from the 'time.h' header file to generate a random number based on the current time. A...

4年以上 前 | 0

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programmatically define save location of reports generated through mlreportgen.dom
Hi Mattj, I was able to use the 'OutputPath' parameter given in the mlreportgen.dom for saving the output files in .pdf, .htm...

6年以上 前 | 1

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create a csv file
You can first create a cell array which preserves the same structure as you want to get displayed in the csv file. Next, to ...

6年以上 前 | 0

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How can I read data from a histogram in SimEvents (simulink)?
If you have the histogram object, then you can easily retrieve the required data. For example, hHist = histfit( rand(100,1)...

6年以上 前 | 0

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Working with Voltage Control Oscillator model in SIMSCAPE.
Enabling the 'Use local solver' option in the 'Solver Configuration' should help solve the issue

6年以上 前 | 0

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Why does the Power Spectral Density depend on the signal length?
Usually, Power Spectral Densities are calculated for power signals where the energy of the signal is infinite. Similarly, Ener...

6年以上 前 | 0

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Polyspace Model Link SL/TL a part of Code Prover/Bug Finder?
Polyspace Model Link comes with as an additional option in Simulink if you have installed Polyspace Products. Now, you can p...

6年以上 前 | 0

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What is the algorithm used by tfridge?
It seems that MathWorks has restricted the implementation details of tfridge function mainly because it is proprietary informati...

6年以上 前 | 0

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How to select files from three different folders?
If you already know the path of the folders where the files with .nii resides then you can just use the following commands. ...

6年以上 前 | 0

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Error using GetWaveform() with Agilent technologies
The above error is usually thrown when there is no signal source connected to the channel or when the trigger levels that are se...

7年弱 前 | 0

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MATLAB crash on startup
If you are using external monitors, then connecting the external monitors while the system is sleeping or shut down and then sta...

7年弱 前 | 0

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why is it so difficult to set default graphics properties
Maybe you can check this link on how to create the default properties values for plots: <https://www.mathworks.com/help/matla...

約7年 前 | 0

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What is a SubrefProxy block?
I think these error messages usually appear when the signals being fed to the bus creator block do not have their data types con...

7年以上 前 | 5

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Is the readavi mex file removed in the latest Matlab version along with aviread.m ?
If you execute the following command in the previous versions of MATLAB (MATLAB R2014b for instance), I was able to find out if ...

7年以上 前 | 0

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How to get a list of column names within the same cluster in MATLAB
I think you can use the 'clusterGroup' command to get the corresponding cluster for a specific group. For example, cgo4g...

7年以上 前 | 1

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ERROR in feedforwardnet (Default value is not a member of type "nntype.training_fcn".)
I was not able to reproduce the issue at my end. But, I suspect that this behavior is caused due to a path issue or due to one o...

7年以上 前 | 2

回答済み
How to set Q and R in a Kalman filter?
As I understand the parameters Q and R are referring to the process noise covariance and sensor noise covariance matrices. I...

7年以上 前 | 0

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How can I get a user-defined function executed after a given state in stateflow?
You can check out the following links which explain how to include MATLAB functions in Stateflow charts: <https://www.mathwor...

7年以上 前 | 1

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how do I reload last session in matlab and not lose anything in student versions?
I believe this may because the option 'Don't save history file' may be checked. In that case, you can save the command histo...

7年以上 前 | 0

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No access to cell contents
I couldn't reproduce the issue at my end. However, I feel that restoring the default path may fix the issue. Can you try exe...

7年以上 前 | 1

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How to close a UIAxes window?
As I understand you are not able to close the 'fig1' and 'ux' windows. In order to close the 'fig1' window, you can just use...

7年以上 前 | 0

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On Startup and when I click on functions: Error using eval undefined function 'workspacefunc' for input arguments of type 'struct'
This error may be because of permission issues with the pathdef.m file. You may be able to resolve the issue by trying out the s...

7年以上 前 | 0

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I want to modify a simscape library model block and save it as a new model. How do I do that?
You can maybe check out the following video which shows how to create custom components from already existing blocks: <https:...

7年以上 前 | 0

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MATLAB crashed when invoking symsum
This is probably because 'symsum' is trying to find some closed expression as an answer and it is unable to do so. If you use ...

7年以上 前 | 2

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How to limit accuracy of simscape multibody output
As I see from the figure, there is only a very small change in the y-axis (that is only after the 10th place after the decimal p...

7年以上 前 | 0

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How do I find out if simulink is in sim or coder mode?
You can obtain the 'Coder flag' by using the following command: >> k = get_param(<modelName>,'GenCodeOnly'); You can pro...

7年以上 前 | 0

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Can Í have a listener in a class that checks if the folder-content is changed?
You can use the 'addlistener' function to do this. The below link describes it: <https://www.mathworks.com/help/matlab/matlab...

8年弱 前 | 3

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I want to plot different sized vector but fitted size in axes
You can check the code given below: % Creating a surface and contour plot together with the surfc command [X,Y,Z] = ...

8年弱 前 | 0

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