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ROS raspberry pi and teensy?
Hi There is a similar question of using both raspberry pi and Arduino using Simulink. You may find it here: https://www.mathwo...

más de 4 años hace | 0

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find function in for loop
Hi In the below lines of code, you are assigning the output of "find" which is an array of values to an element of "fixation_o...

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How can I create a plot for 2 different groups?
Hi As per my understanding, you are trying to plot the two groups that are differentiated by the line g = findgroups(id_group...

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Variable 'a11' has been deleted from base workspace
Hi Try defining the variable in the model itself. You can do it in this way, open "Model settings -> Model properties" and ini...

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lot of throughput doesn't shown
Hi The variable “Throughput” is defined in two ways in your code Throughput=B.*log2(1+(10.^(SNIR(end)/10))); Throughput=Thr...

más de 4 años hace | 0

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Read thousands of xls file from a folder fast.
Hi https://www.mathworks.com/help/matlab/ref/xlsread.html As per the above linked documentation, it is suggested that you use ...

más de 4 años hace | 0

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Index exceeds the number of array elements (1).
Hi This error is caused because you are attempting to reference a nonexistent element of an array.Common causes for this may be...

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Error: Invalid expression. When calling a function or indexing a variable, use parentheses. Otherwise, check for mismatched delimiters.
Hi Since you are using optimValues.x, optimValues must support dot indexing. The error in line 4 usually arise when optimValues...

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discrete time simulations sampling rate question
Hi The output for step size of 5 seconds and 0.005 seconds are the same. The only difference is that there should be enough si...

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bining x in plots
Hi Try replacing plot(x,y) to semilogx(x,y) ‘semilogx’ turns the x-axis to a Logarithmic scale as in the figure that you...

más de 4 años hace | 1

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discrete time simulations sampling rate question
Hi There is a difference between the sample time of signal and the step size you set for Simulink solver. Step size determine...

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Set-up of a coherent receiver / comparison with Hilbert Transform: Error using phased.ReceiverPreamp/parenReference Not enough input arguments. Expected 2 (in addition to System object), got 1.
Hi, You have set the property “PhaseNoiseInputPort” to 'true'. The documentation page says that whenever you set it to 'true', ...

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multiple check box on a graph
Hi, You can make use of AppDesigner for this. This link might be helpful in knowing checkboxes and assigning callbacks to it. ...

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How to fix cropped legend of non-default sized plot figure?
Hi There is a possible way that can be considered in case of changing marker size of legend. Create a second, hidden plot with...

más de 4 años hace | 0

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Stuck in endless loop
Hi, As per my understanding, you are trying to find the mean of grid at each layer. In your case, if the output of rain(y,x,t) ...

más de 4 años hace | 0

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How do I get the value at a particular index?
Hi Consider A as the matrix, and x as indices, then Values = A(x) In case you need value of a 2-D matrix, define 'rowMatrix'...

más de 4 años hace | 2

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"This canvas does not support painters" error flooding command window
I understand that you were receiving the error "canvas does not support painters" on opening your App with AppDesigner in MATLAB...

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Error in code for legend plot
Hi The major error that I observe in your code is "Too many input arguments" to the function "pose_dot". Make sure you decre...

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Creating/importing a simple geometry in PDE for thermal analysis
Hi As of R2019b, importing multidomain geometries from STL files is not supported. MATLAB will interpret the entire STL file as...

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Error Histfit too many arguments
Hi To display both curves in same histogram, try using below command after gamma distribution using "histfit": hold on; and ...

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How to make a ramp function that start in point a and finish in point b. [a,b]. And with value 0 outside the interval
Hi A small modification in the code you defined for the interval [a,b]. Using this line would yield you the expected result. ...

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License manager error - 97
Hi Go through the following link, it might help you: https://www.mathworks.com/matlabcentral/answers/97558-why-do-i-receive-l...

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I need to cancel my purchase
Hi You may contact support@mathworks.com for any purchase, license or installation related issues. Hope this helps!

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OFDM Synchronisation Example Not Working
Hi There might be few reasons in this case of wrong synchronization like Preamble might not be present in the frame that you ...

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How to modify Cone Clutch in SimScape Driveline?
Hi Modifying a block parameter makes you achieve this. Under the block parameters of cone clutch, change the parameter from Phy...

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VHDL OSVVM for verification supported?
Hi As of now, there is no support for VHDL OSVVM in MATLAB. It might be supported by MATLAB in future releases. Instead you ...

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Develop a signal from a MATLAB block with a different sample rate
You can run the MATLAB function block at a sample time of 0.2ms by setting the solver step size to 0.0002 seconds (create 200 x ...

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Adaptive MPC controller, Oscillatory overshooting before starts tracking, need to know how to settle the overshoot, please.
Hi If system does not have complex poles, then there is no chance for oscillatory overshoots. So, make sure that your system de...

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Polynomial MLR to fit multiple compositional values to single value for large data set?
You can try using custom models in curve fitting toolbox under linear and non-linear regression to define custom equations. The ...

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using Accelstepper arduino library in MATLAB using the MATLAB support package
Hi To control a stepper motor in MATLAB, you can follow the link below: https://www.mathworks.com/help/physmod/sps/examples/s...

más de 4 años hace | 0