Answered

Arrays have incompatible sizes for this operation.

Try the following change in conv() call on line 5. h12 = conv(h1,h2,'same');

Arrays have incompatible sizes for this operation.

Try the following change in conv() call on line 5. h12 = conv(h1,h2,'same');

2 years ago | 0

Question

Constraining solution space of estimateGeometricTransform()

The last time I used estimateGeometricTransform() I had to manually deal with solutions that were of no interest. E.g. I wouldn'...

2 years ago | 0 answers | 0

Answered

Text skew detection and correction in image

In general, pattern maching is used. See estimateGeometricTransform() But the result may not be exactly the angle it's rotated ...

Text skew detection and correction in image

In general, pattern maching is used. See estimateGeometricTransform() But the result may not be exactly the angle it's rotated ...

2 years ago | 0

Question

Is there a callback for a pushbutton pressed-and-held state in app designer?

I can't find an equivalent of slider's valuechanging function for a pushbutton. Something that may execute repeatedly when a pus...

2 years ago | 0 answers | 0

Answered

Determine -3db gain on Freq- gain plot

interp1() outputs linearly interpolated values that you are asking for. if Gain_3db is a scalar value the output is a scalar. Th...

Determine -3db gain on Freq- gain plot

interp1() outputs linearly interpolated values that you are asking for. if Gain_3db is a scalar value the output is a scalar. Th...

2 years ago | 0

Answered

How do I solve differential that is not w.r.t time in simulink?

Can we consider dX/dV as (dX/dt) / (dV/dt) to set up a regular simulink model. Regards

How do I solve differential that is not w.r.t time in simulink?

Can we consider dX/dV as (dX/dt) / (dV/dt) to set up a regular simulink model. Regards

2 years ago | 0

| accepted

Answered

How to fit custom equation in a linear regression?

Presuming you are trying to estimate a1, a2, a3 you can just to a lmdivide. You will need data for x & y with atleast 3 to solve...

How to fit custom equation in a linear regression?

Presuming you are trying to estimate a1, a2, a3 you can just to a lmdivide. You will need data for x & y with atleast 3 to solve...

2 years ago | 0

Answered

Generate synthetic images with controlled variation using the few sample images.

If by defect you mean the circular feature on the left of the image, you can check its attributes (pixel colours) and copy them ...

Generate synthetic images with controlled variation using the few sample images.

If by defect you mean the circular feature on the left of the image, you can check its attributes (pixel colours) and copy them ...

2 years ago | 0

Answered

The stem plot is not shown in the figure

I don't think there is markersize attribute in stem(). Either do stem(n,xn) or replace stem() with plot()

The stem plot is not shown in the figure

I don't think there is markersize attribute in stem(). Either do stem(n,xn) or replace stem() with plot()

2 years ago | 0

Answered

Finding the max value in a column every 601 rows of excel file

If you already have the one big column, it's easy to reshape it into a matrix of 600xN (N=100*313?) >> M = reshape(BigColumMatr...

Finding the max value in a column every 601 rows of excel file

If you already have the one big column, it's easy to reshape it into a matrix of 600xN (N=100*313?) >> M = reshape(BigColumMatr...

2 years ago | 0

Answered

Simulink: MATLAB Function Doesn't Recognise Variables

Of course it doesn't. That is intended behaviour. Functions have their own workspace which is distinct from base workspace (or m...

Simulink: MATLAB Function Doesn't Recognise Variables

Of course it doesn't. That is intended behaviour. Functions have their own workspace which is distinct from base workspace (or m...

2 years ago | 0

| accepted

Question

Is MQTT functionality implemented for 3rd party applications?

Is MQTT functionality designed to work only with Thingspeak or any 3rd party application in general? Which toolbox(es) is the fu...

2 years ago | 1 answer | 0

Answered

Concatenate correlation matrices/tables across subjects to one 3D matrix

cat(3,m1,m2,m3,m4...) concatenates m1,m2,... along third dimension.

Concatenate correlation matrices/tables across subjects to one 3D matrix

cat(3,m1,m2,m3,m4...) concatenates m1,m2,... along third dimension.

2 years ago | 0

| accepted

Answered

LSTM in App Designer: predictAndUpdateState Error

The error doens't necessarily mean it cannot work with double type parameters. I may also be that it cannot find the function. M...

LSTM in App Designer: predictAndUpdateState Error

The error doens't necessarily mean it cannot work with double type parameters. I may also be that it cannot find the function. M...

2 years ago | 0

| accepted

Answered

Removing outliers from Control System response?

Check this out. https://in.mathworks.com/matlabcentral/fileexchange/101475-peirce-s-criterion-for-outlier-rejection

Removing outliers from Control System response?

Check this out. https://in.mathworks.com/matlabcentral/fileexchange/101475-peirce-s-criterion-for-outlier-rejection

2 years ago | 0

Answered

How to make a Gui checkbox work

In the toggleHistory callback, use an if condition to check the value of the checkbox. if sender.Value == 1 disp showHisto...

How to make a Gui checkbox work

In the toggleHistory callback, use an if condition to check the value of the checkbox. if sender.Value == 1 disp showHisto...

2 years ago | 0

| accepted

Answered

How to use the zplane command in app designer

I dont think zplane() has a syntax to pass in handle to target axes. Instead plot zeros and poles separately using plot function...

How to use the zplane command in app designer

I dont think zplane() has a syntax to pass in handle to target axes. Instead plot zeros and poles separately using plot function...

2 years ago | 0

| accepted

Question

2022b for apple M1

A 2022b beta trial of Matlab running natively on M1 macs was released for public and it closed some time in August. 2022b is no...

2 years ago | 1 answer | 0

Answered

Display variable outside ODE45 function

Since Rx and Ry are only time-dependent, why no do plot(time,cos(time), time,sin(2*time), time,cos(time)+sin(2*time))

Display variable outside ODE45 function

Since Rx and Ry are only time-dependent, why no do plot(time,cos(time), time,sin(2*time), time,cos(time)+sin(2*time))

2 years ago | 0

Answered

How to switch uitab using commands?

Use SelectedTab property of uitabgroup. E.g. f = figure; tabgp = uitabgroup(f,'Position',[.05 .05 .3 .8]); tabA = uitab(tab...

How to switch uitab using commands?

Use SelectedTab property of uitabgroup. E.g. f = figure; tabgp = uitabgroup(f,'Position',[.05 .05 .3 .8]); tabA = uitab(tab...

2 years ago | 0

| accepted

Answered

Asking the user to enter the extension of the files and load them in workspace

Not sure what you mean by "load similar files". To "load" or import file(s) you first need to specify the file(s). If you want u...

Asking the user to enter the extension of the files and load them in workspace

Not sure what you mean by "load similar files". To "load" or import file(s) you first need to specify the file(s). If you want u...

2 years ago | 1

Answered

Is MATLAB supported on Apple Silicon Macs?

Matlab for AppleSilicon beta is out for testing. https://in.mathworks.com/support/apple-silicon-r2022a-beta.html

Is MATLAB supported on Apple Silicon Macs?

Matlab for AppleSilicon beta is out for testing. https://in.mathworks.com/support/apple-silicon-r2022a-beta.html

2 years ago | 1

Question

ppval and polyval giving different results

I created a piecewise polynomial using mkpp. But when I evaluate a set of points I get incorrect results using ppval, although p...

2 years ago | 2 answers | 0

Answered

app designer dynamic button number

Yes, in at least a couple of ways. First is to use the uicontrol() in the selectionchanged callback of DropConcentration to crea...

app designer dynamic button number

Yes, in at least a couple of ways. First is to use the uicontrol() in the selectionchanged callback of DropConcentration to crea...

3 years ago | 0

| accepted

Question

Unable to run a deployed file in linux: error while loading shared libraries: libmwlaunchermain.so

I have created a deployable XYZ but unable to launch it even after configuring LD_LIBRARY_PATH. I keep getting the error error...

3 years ago | 0 answers | 0

Answered

surf plot of f(x,y). With gridlines, but more sparse than default

s=surf(x,y,z) Now use s.Parent.XTick and set it to a vector. E.g. s.Parent.XTick = 0:2:10; will make the X-grid 2units with...

surf plot of f(x,y). With gridlines, but more sparse than default

s=surf(x,y,z) Now use s.Parent.XTick and set it to a vector. E.g. s.Parent.XTick = 0:2:10; will make the X-grid 2units with...

3 years ago | 0

Answered

Create single array from multiple arrays in struct

Presuming the error you got is "Dimensions of arrays being concatenated are not consistent.", all data in column vectors may be ...

Create single array from multiple arrays in struct

Presuming the error you got is "Dimensions of arrays being concatenated are not consistent.", all data in column vectors may be ...

3 years ago | 1

| accepted

Answered

how to use "for" loop to save variables to an array?

Of course, it will show the last result only since you are overwriting the areaone variable in every iteration of the loop. You ...

how to use "for" loop to save variables to an array?

Of course, it will show the last result only since you are overwriting the areaone variable in every iteration of the loop. You ...

3 years ago | 0

Answered

Save figure name as string

saveas(hfig,[directoryPath, str, '.jpeg']) directoryPath is the string with ending in fileseperator / or \ depending on your OS...

Save figure name as string

saveas(hfig,[directoryPath, str, '.jpeg']) directoryPath is the string with ending in fileseperator / or \ depending on your OS...

3 years ago | 0

| accepted

Answered

Is MATLAB supported on Apple Silicon Macs?

Depends on version. MW has said 2020b v3 and later will work on M1 through Rosetta. There might still be issues to iron out. Lat...

Is MATLAB supported on Apple Silicon Macs?

Depends on version. MW has said 2020b v3 and later will work on M1 through Rosetta. There might still be issues to iron out. Lat...

3 years ago | 0