Answered
Arrays in arrays in arrays: access speeds of cell arrays, structure arrays and objects
Hi Pete, Here is my opinion on your queries: Value Objects vs. Handle Objects: Handle Objects: These are reference-based,...

1 year ago | 0

Answered
exporting from cell to excel
Hi @Wassim Dbouk, Usewritematrixorwritecell:If using a recent version of MATLAB (R2019a or later), try usingwritematrixorwri...

1 year ago | 0

Answered
I can't write ^ or ~ in the command window. Is there a remedy for this?
Hi Gustav, In addition to your solution, here are some general steps that others experiencing the same problem can try: Use ...

1 year ago | 0

Answered
What optimization algorithm would work best for my network problem?
Hi Robert, I have outlined some suggestions for optimization algorithms for your model using MATLAB's Global Optimization To...

1 year ago | 0

Answered
How to implement threshold in PCA for face recognition?
Hi Alvindra, Principal Component Analysis (PCA) is a dimensionality reduction technique used in face recognition. Setting a th...

1 year ago | 0

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How to make dataset for feature matching
Hi Yusuf, I understand that you want to process an input image to compare face datasets using PCA. You can compare the input i...

1 year ago | 0

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Parpool Error - Parpool won't start
Hi Fernando, The error is suggesting that there is some trouble loading the DLL file. As you have not attached the code file...

1 year ago | 0

Answered
In need of a specific statistic test
Hi Shay, The ‘signrank’ function in MATLAB is a two-tailed test by default, but you can specify it to perform a one-tailed t...

1 year ago | 0

Answered
Trouble using zscore function
Hi Elizabeth, I ran the two lines of code you provided below, and they didn't throw any errors for me. load lawdata [Z,g...

1 year ago | 0

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Which stasticial test is best to use in my case?
Hi, I found some matlab functions for all the 3 cases, have a look at these below: 1. Difference in Performance Between Mal...

1 year ago | 0

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How to insert innitial condition of x(t) with relative of time
Hi, Initial Condition: You can specify the initial condition 'x0' as a 3x1 matrix. This matrix represents the initial values o...

1 year ago | 0

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how can i use a neural network inside knn?
Hi, To automatically detect the infected region in an olive leaf image after segmenting it into clusters using KNN, using a ne...

1 year ago | 0

Answered
How to convert a series of x,y,z points to the appropriate format for isosurface?
To plot an isosurface from a series of points with coordinates (X), (Y), and (Z), you need to have your data on a structured gri...

1 year ago | 0

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Answered
function that calculates volume and surface area of a sphere
Hi, To calculate and return the volume and surface area of a sphere, while also plotting these quantities if multiple radii ar...

1 year ago | 0

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How I can plot a funtion of three variables r, z and t. What is the algorithm to plot such type of difficult functions.
Hi, To plot a data having 3 variables which I assume you mean 3 inputs and 1 output which is a 4D data, it is difficult to vi...

1 year ago | 0

Answered
Parpool with multiple MATLAB sessions
Hi, The error message you're having can mean that the workers in your parallel pool cannot access the errorMetric function fi...

1 year ago | 0

Answered
how can i plot a quasi square waveform in matlab using code
Hi, A quasi square wave is a waveform that resembles a square wave but has some variations.  It typically has a duty cycle ot...

1 year ago | 0

Answered
Hai to all, i have rainfall systems data for one month(screenshot attached below), with that file how to represent spatial plot per particular latitude and longitude regions
Hi, To create a spatial plot of rainfall data for specific latitude and longitude regions in MATLAB, you can use the scatter o...

1 year ago | 0

Answered
Plotting a circle and finding intersections
Hi @Atiqah Zakirah, To find the points of intersection of a circle with the gridlines of the plot area you can use the “InterX...

1 year ago | 0

Answered
how to save variable data that we changed ?
Hi @NUR BATRISYIA HANNANI ZAIN AZMI, I understand that you want to change the value of a variable in the workspace. The proble...

1 year ago | 0

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Inertia axes in an image
Hi @Mattia Di Luca, To plot the inertia axis using the centroid you can calculate the principal axis of inertia. These axes ca...

1 year ago | 1

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How to plot a circle on a spherical surface?
Hi @Dhritiman Talukdar, I understand that you want to plot a circle on the surface of the sphere. The issue you're encounterin...

1 year ago | 0

Answered
the question is on linear programming problems
Hi @TYSON, To get the optimal production plan, you can implement this using MATLAB’s function “linprog”. Assuming you have...

1 year ago | 0

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Different results for same equation in curve fitting
Hi Ayushi, I reproduced the graph using the dataset you had provided for both the custom equation option and the exponential o...

1 year ago | 0

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How do i extract 'x' and 'y'data from 'z'data? f(x,y)=z
Hi Lilo, To estimate the coordinates ‘x’ and ‘y’ from the values ‘z1’ and ‘z2’, given that you have models ‘fittedmodel_z1’ an...

1 year ago | 0

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How would one go about using Matlab to stop data acquisition at a certain threshold?
Hi Zachary, As you have not shared your python code on how you are acquiring the data in python and using MATLAB for a real ti...

1 year ago | 0

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Export all fit results from my curve fitting toolbox for multiple fits
Hi Pavel, I referred to the MATLAB documentation for the ‘Curve Fitter Tool’ but couldn’t find a way to automate the export pr...

1 year ago | 0

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Neural network fitting tool for multiple experimental data
Hi Carlo, You can try flattening or reshaping each time-temp matrix into a vector so that each experiment’s output can be a c...

1 year ago | 0

Answered
How to customize the performance function (mse) to RMSE in AAN?
Hi Kwaku, To change the performance function, you must implement a custom performance function to evaluate the performance as “...

1 year ago | 0

Answered
How to show component in each cluster created by linkage function
Hi Leonardo, To trace back the composition of any cluster, including subclusters, you can recursively explore the linkage matri...

1 year ago | 0