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Configuration structure error with Fieldtrip in Matlab
I'm running into an error while attempting to setup a configuration structure for a single subjects EEG data using Fieldtrip. While I think the answer is plain, I am unable to figure out for the life ...
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0
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31
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Want to get rid of "jagged teeth" from DTS simulator made in matlab
So I made a program in matlab that numerically simulates a DTS system and its almost right but there's one detail that there's "jagged teeth" in the graphic diagram ( circled in blue ) ...
-2
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27
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How to change size of marker in rltool matlab
I want to make my poles and zeros markers bigger. In PLOT I had this option in properties, but in rltool I don't have the same option. I've tried to use set(0, 'DefaultLineMarkerSize', 8); but this is ...
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51
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Reassigning a Matlab pointer in a loop without a memory leak
We are using Matlab to communicate with a C++ library, and are struggling with memory management.
We create a libpointer pointing to an array, and then try to update its value in a loop. I don't think ...
1
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0
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106
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How to access and use data from .mat file in jupyter notebook? [closed]
I'm trying to access a .mat file which contains various fields (constants, vectors, variables) where the variables are 10000x100 matrices and vectors are of size 1x100.
I tries to access the same ...
1
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0
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20
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Grey Wolf Optimizer (GWO) MPPT in MATLAB/Simulink returns only lower bound value as reference speed
I am implementing a Grey Wolf Optimizer (GWO) for Maximum Power Point Tracking (MPPT) to generate the reference speed in a wind energy conversion system using Simulink.
However, when I run the ...
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0
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36
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Ray tracing for the offner stretcher
Please help me refine the ray tracing code of the Stretcher Offner in MATLAB.
I used the formulas from the article to plot graphs from Figure 3, showing the dependence of the group delay on the ...
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1
answer
48
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Texture analysis image Matlab [closed]
I'm analyzing the texture of cell nuclei in fluorescence microscopy images. I’ve attached two example nuclei: one that is less bright but has strong texture — full of aggregates or "granular" patterns ...
3
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0
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90
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How can I plot diagonals of matrix?
I want to plot all the diagonals of a matrix. In the matrix row 1 contains information of time 1, row 2 of time 2 etc etc. Each diagonal presents the evolution of the number of fishes in a cohort that ...
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1
answer
49
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Matlab script to write to Excel file, have excel calculate, and read output in a for loop
I am trying to build a Matlab script to write data to an Excel file, have the excel file execute, and pull out another cell as the output. I asked an AI engine to give me a script and it came up with ...
4
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2
answers
89
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What is wrong with my implementation of logic in this MATLAB code?
I am stuck on a problem with my MATLAB code. This should behave as a pathing program for a calculation. However, it seems to not follow the logic I instructed it. The logic is that, at the current ...
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0
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105
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How to change window title of the base workspace of MATLAB Desktop GUI of R2025a onwards on Windows
How do you change window title of the base workspace of MATLAB desktop GUI for R2025a onwards on Windows 10?
Prior to R2025a, mlservices gives an API:
desktop = com.mathworks.mlservices....
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0
answers
90
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Error in converting symbolic value to numerical value with subs()
I have a problem in MATLAB.
I want to calculate the nonlinear system of equation using Newton Method. This nonlinear system of equation is taken from finite difference method. The system is Ay=F(y) ...
0
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0
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60
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Applying a gain to a bus while preserving the signal name assignments
I have a bus if signals in MATLAB Simulink and I want to apply a gain to modify the signal values but preserve the naming elements of the bus, but when I apply a gain to the bus the output is just a ...
2
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2
answers
169
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How to check whether a name is a locally accessible function?
How to check whether a name is a locally accessible function and only locally accessible?
For example, with
function out = top_level_function(name)
% ???
function helper2
end
end
function ...