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How to extract a column from a structure and save as a 4D matrix
4D matrix is obtained by concatening 3D matrices using cat function Suppose your structure array is S which has 3D information ...

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How to configure wlanMACFrameConfig Frame Type 'Probe'
Currently wlanMACFrameConfig supports only few frame types {'Beacon', 'RTS', 'CTS', 'ACK', 'Block Ack', 'Data', 'Null', 'QoS D...

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Curve fitting non-linear multi-variable functions
Hi, You can use the regress function from the statitics and Machine learning toolbox to perform multple linear regression so t...

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I want to change the data type of a table column from double to cells
While importing the table itself you can set the import to a specific type using 'setvaropts'. or you can convert the cell to st...

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Setting currentTime yields wrong frame
Each frame of the video is read in a specific time depending on the video Frequency. When we set the 'CurrentTime' to a certain ...

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Solve a second order differential equation with ODE45, RK4 and draw with power series
Second order differential equations can be slved using 'dsolve' syms y(x) Dy = diff(y); eqn = diff(y,x,2) == -x*y; y(x) = ds...

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How to input numeric array into Edit Filed when push button using App Designer?
Hi, In state buttons we have 'Text' field.Fill the text field with the values you want to put into the array (1,2..).In the cal...

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MATLAB Function block limitations
We can implement MATLAB code in simulink by S-Functions as the MATLAB Function block is not supported in all cases Refer to the...

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How to scale both axis on a plot
You can extract the XData and YData of the plot and then again set it by scaling. h=plot(x,y); xData=get(h,'XData') yData=...

más de 4 años hace | 1

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How to repeat and store multiple calculations of vpasolve function in terms of adjusting a variable in the equation
Solve the equation for each value of T in a for loop by storing the solved value in a array each time val=[]; for T= T0:5:Tend...

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Error using a function in App Designer, not returning the correct value.
Hi, The possible cause of error may be because of using 'Edit Field(Text)' instead of 'Edit Field (Numeric)'.Make sure you are ...

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How to account for the day suffix when using datetime to recognise dates in matlab?
If dates are in a particular format given by you,suffixes {"th","nd","st","rd"} can be removed by erase(T,["th","nd","st","rd"...

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Error: Unable to perform assignment because the indices on the left side are not compatible with the size of the right side.
The error is because of inappropriate indexing.As you do not know the size of the result instead of assigning it to a single var...

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Multiple Figure Output from if/then - how to get onto one subplot?
Specify the subplot and hold on at the starting of for loop and hold off at the end of for loop.If size(mean_fr,1) is assumed t...

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How to read numbers spreadsheets from Mac using Matlab
'xlsread' is not recommended in the latest versions .Instead try using 'readtable'

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path of a mfile not on search path
You can get the folders using 'addpath' function

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how to replace labels 1e-18, 1e-17, 1e-16 etc. to 10^(-18), 10^(-17), 10^(-16) etc.
You can try changing the format of the numbers. format longG yt or specifying the labels as the cell array Refer to the belo...

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Function won't show up on plot
For creating the rectangular pulse waveform, there is an inbuilt function phased.RectangularWaveform in Phased Array Sy...

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No curve in plot when executing function with multiple data sets
The function output variable should be initialized same as the passing variable . For plotting multiple plots on the same curve...

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Export live script with output on the right
Hi, You can try exporting the file as word document and align the results and code as per your convenience.

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Marker edge thickness changes when saved
As the resolution changes, size of figure changes due to which the marker size changes. There is a bug in it and it is fixed in ...

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combining two excel files. second excel file sub group of the first file.
There can be many ways to do this.One possible way is .. First join the two tables using 'outerjoin' t=outerjoin(table1,table2...

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Plotting values from a set of nested if-else statements in while loop nested in a for loop
Consider an array inside the function and append the length each time to that array in a for loop ..k is the array considered f...

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Importing csv with strings and texts without losing columns
Here all the entire data of a excel file is read into a single column.It might be due to large set of data.A possible alternati...

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Converting symbolic exponential function into linear form
Use 'simplify' function on applying log on both sides of equation z= log(A(t)); logA = simplify(z , 'IgnoreAnalyticConstraints...

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How do you do numerical integration of a function in App Designer?
Use the numeric edit boxes to input the limits of integration and to display the result of integration.Function for integration ...

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Hiding markers of polygon ROI
Hi, You can use the 'polyshape' function .Specify the x coordinates and y coordinates of vertices seperately as arguments. x=...

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Fit NonLinearLeastSquares to data and constrain curve to pass through point (0,1)
You can use a “lsqlin” function from optimization toolbox. t=coeffvalues(h); C=[exp(-x/t(2)) exp(-x/t(4)) ones(size(x))]; ...

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Troubles using dicomwrite() for the PET modality?
Hi, Try using dicomwrite(V,fid,d,'CreateMode','copy'); dicomwrite does not verify the metadata written to the file when ‘...

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remove the first header
Hi, Variables ‘w-vel_1’, ‘v-vel_1’, ‘u-vel_1’, ‘w-vel_1.25’ are not valid variable names as these include ‘-’,’.’ characters. S...

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