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Feeds
Fit periodic sinusoidal data with offset (fittype sin1 vs same equation)
Hi Kenneth, I understand you are trying to fit periodic sinusoidal data using the equation: a1 * sin(b1 * x + c1) + d1. This m...
1 hour ago | 0
Newline in stackedplot XTickLabel
Hi Daniel, I understand that you are trying to add a new line to “XTickLabel” values using character vector ‘\newline’. To ac...
2 months ago | 0
Why does the axis 'Position' property not return the correct values after the size and position are changed?
Hi Peter, I understand you are getting the same results for “Position” property of “axes” even after setting the x-axis and y-...
2 months ago | 0
The frequency axis for the PSD of a signal
Hi Mawe, I understand you want to find the frequency axis for the Power Spectral Density (PSD) of a signal, spanning from ‘-fs/...
2 months ago | 0
why simulink model create a roundf() function in code generating process and how it used?
Hi, The ‘roundf’ function is a standard part of the C library, defined in the <math.h> header. It takes a floating-point val...
2 months ago | 0
How to save mat files as h5 files?
Hi Gordon, I understand that you want to convert a 1x1 struct with 70 fields, to an H5 file using ‘h5write’ function. However,...
2 months ago | 0
How I got a and b value from cftool in MATLAB
Hi Jayabrata, I understand you're trying to determine the coefficients 'a' and 'b' from a custom equation using MATLAB's curve ...
2 months ago | 0
How to write code for entropy between two vectors?
Hi Nazila, To calculate the joint entropy between vectors ‘x’ and ‘y’, you can refer to the steps given below: Compute the j...
2 months ago | 0
Copy of an handle object
Hi Alessandro, To copy the properties that contain handles, it is essential to create a new default object of ‘handleClass’ an...
2 months ago | 0
Smoothing data without span
Hi Aylin, The span determines the number of data points used to compute the smoothed value. It can be specified as either an i...
2 months ago | 0
codegen error at predict function
Hi Kwanghyun, I encountered a similar issue when trying to use a saved model in MATLAB R2021a. I tried loading and saving the ...
2 months ago | 0
EXPORT OUTPUT TO READABLE .PRJ FILE
Hi Aiman, The extra double quotes in your text are caused by the ‘QuoteStrings’ property of the ‘writecell’ function. By defau...
2 months ago | 0
How to plot pie chart of different size on map?
Hi Jonathan, In MATLAB, you can create multiple pie charts of different sizes using the MATLAB ‘axes’ and ‘pie’ functions. ...
2 months ago | 0
Could anyone explain MBD in software development process V-shape model?
Hi @galaxy, In Model-Based Design, the testing processes of SIL (Software-in-the-Loop), PIL (Processor-in-the-Loop), and HIL (...
2 months ago | 0
csapi with multiple consecutive coordinates
Hi Pelajar, The MATLAB ‘csapi’ function is used to generate a spline from given ‘x’ and ‘y’ coordinates, and the resulting spl...
2 months ago | 0
The code returns a value in the form of "theta_3b(x, z) =.". How can I get this to return just theta_3b=
Hi Clayton, The variable ‘theta_3b’ derives its type from variable ‘C_nomp6’, which is of type ‘symfun’. This is why, when you...
2 months ago | 0
How do i plot this solutions?
Hello Benneth, The issue you are experiencing arises because the second argument of the MATLAB 'fplot' function is a cell arra...
2 months ago | 0
problem in plot of given equation
Hi Shiv, The error you are encountering occurs while adding the vectors‘df’,‘zfc’, and‘zfs’, which have different sizes. Speci...
2 months ago | 0
How to combine multiple GF arrays into 1 big GF array
Hi Nick, To combine multiple GF arrays either vertically or horizontally, you can use MATLAB's built-in functions. Here's how ...
2 months ago | 0
Defining vertical stiffness and damping for fiala tire model
Hi Shishir, The Simulink ‘Fiala Wheel 2DOF’ block is designed as a simplified tire with capabilities for lateral and longitudin...
2 months ago | 0
I want to integrate multiple files containing C Codes in a simulink model. All the files have multiple C functions which are called into other files too. How can it be done?
Hi Sanjay, You can integrate existing C code into Simulink using the C Caller block. To specify source code and dependencies, ...
2 months ago | 0
Closed b-spline
Hi Priyabrata, To create a closed B-spline curve of degree ‘k-1’, you need to append the initial ‘k-1’ points of the x and y v...
2 months ago | 0
Why do i keep get the message "Index expression out of bounds" ?
Hi Hung, I encountered a similar issue when using a Simulink ‘Mux’ block alongside a ‘MATLAB Function’ block. The error occurs...
2 months ago | 0
how to convert B-form into piecewise bezier curves
Hi Wong, To convert a B-form spline into multiple Bézier curves in MATLAB, you can use the MATLAB ‘spbrk’ function. The ‘spbrk...
2 months ago | 1
How do I use the Varying State Space Block in Simulink Simulating returns errors. An example would be helpful
Hi Bay Jay, The ‘Varying State Space’ block in Simulink is particularly useful for systems where the state-space representatio...
3 months ago | 0
Run a makefile created by simulink
Hi Hoang, I faced a similar issue when trying to execute a MATLAB makefile using bash and gcc. However, I found a solution by ...
3 months ago | 1
| accepted
Index exceeds array dimensions. Index value 7 exceeds valid range [1-6] for array 'u'. Error in 'control/MATLAB Function' (line 8) y=u(row,:);
Hi Ahmed, It looks like you're facing an issue with a persistent variable in your Simulink simulation. The error arises because...
3 months ago | 0
How to find path of the signal source from its name?
Hi Vick, To trace the origin of a signal in a Simulink model, you can utilize the‘SrcBlockHandle’and‘SrcPortHandle’parameters ...
3 months ago | 0
Deep Learning Toolbox Multiply by [] in Second Learning Iteration?
Hello Travis, I encountered a similar error while using the Deep Learning Toolbox in MATLAB 2021a. This error appears to occu...
3 months ago | 0
use sim with an ode solver, stop time, and time step
Hi Oliver, To configure the solver type, stop time, and time step for your model, you can use the ‘Simulink.SimulationInput’ o...
3 months ago | 0