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exponential of a matrix to determine transition probability matrix
Hey @susman, The function “expm” computes the matrix exponential. Matrix exponential is a standard mathematical operation on m...

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yline disappeared after closing a saved figure when reopening
Hey @John Pausder I have been encountering a similar issue while working with “xline” and “yyaxis”. The only workaround I can t...

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How to extend the curve fitting graph beyond given experiment values?
Hey @CHITTI SATYA SUNDARA UDAY SRIKANTH It looks like you are trying to extend the fitted curve to an “x” value 1,000,000 and f...

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How to execute GUI callbacks in separate .m files.
Hey @Alena Schwartz, It seems like you are trying to structure your MATLAB GUI code by separating the callbacks into different...

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Change value of a dropDown menu containing objects of different classes
Hey @Nicolas Kaiser, I understand the challenge you are facing with the “DropDown” elements in MATLAB, with the intricacies o...

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List of xyz coordinates for two vectors that continuously change through time, how to find angle between the two vectors as time passes and their coordinates change?
Hi @alexandra ligeti It seems like you are trying to calculate the vector that points from the source point (Source x, y, z) t...

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Editor font size is smaller than command window font size
Hi @Man Shiu Kwok I understand that you want to increase the editor font size. To do so, try using control+scrollUp in co...

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Is it possible to easily disable default interactivity for all axes?
For R2020b and later versions, the following command can be put in the “startup.m” file to disable the interactivity in plots. ...

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Preview webcam in app designer
The possible reason for axes to disappear is that the “preview” function is overriding the axis properties. In this case you can...

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stateflow chart 에서 구조체 데이터형 선언하는 방법
In Stateflow, you have the ability to define a structure as "parameter data" and access its individual fields using dot notation...

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Parametrized SQL queries for PostgreSQL?
If you are working with a PostgreSQL server and need to execute parameterized queries using MATLAB's database toolbox, you will ...

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Gauge simulation is not working
Hi @Sergio The gauge block doesn't use a port to connect to the model elements; instead, it connects using the connect mode. So...

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Linear Equation Solving, I am getting the wrong output
Hi @Jonathan Leutz The issue with the code is that you are trying to solve a system of linear equations using symbolic variable...

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Problems using plot3
Hi, The xlread function by default returns numerical data in the first output argument, text data in the second, and a raw cell...

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How to plot different colors (scatter or line) depending on (i+1<i) or (i+1>i) condition ?
Hi @C.PR You can iterate over the points on the curve and check the condition for whether the function is increasing or decreas...

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Binarizing image with single pixels
Hi @Mat If you're working with an image that has random pixels against a faintly noisy background and wish to detect those rand...

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Obtain eigs from matrix and partially known eigenvector
Hey @Jiali The issue you're experiencing is likely due to the removal of diagonal elements from the matrix P. When you remove t...

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Estimating the parameter of a power law distribution using maximum likelihood estimation (MLE)
Hey @@Kashif Naukhez To fit a power law distribution to your data points using Maximum Likelihood Estimation (MLE) in MATLAB, y...

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How to calculate every peak in plot
Hey @pizzaa To calculate the peaks in the intensity profiles, you can use the findpeaks function in MATLAB. This function finds...

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How to find the number of continuous data set along each row in the matrix given below? Desired result given below.
Hey @Payel You can try something like this : V = [0 0 0 0 0 0 0 0; 1 1 0 0 0 0 1 1; 0 0 1 1 1 0 0 0; 1 1 1 ...

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Changing variabele from minutes to seconds and cell to double?
Certainly! In MATLAB, you can convert the timestamp data from the cell array into double values representing seconds. Here's how...

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How to put 8 variables into a single matrix?
To combine the 8 variables into a matrix of dimension (65,8) in MATLAB, you can use the concatenation operation. Here's an examp...

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How to calculate the mean and standard deviation of the following matrix considering only the nonzero values of the matrix ?
In MATLAB, you can calculate the mean and standard deviation of the non-zero values in a matrix using the following steps: Step...

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"eig" in Simulink Matlab Function returns complex value.
Hey @주형 The difference you're observing in the output of the MATLAB function when used in Simulink versus when used in a standa...

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In Simulink I would like to use a "classdef object" in stead of a struct to initialise a bus signal
Hey @Wim Vaassen ! Unfortunately, it is not possible to use s_class directly as an initialization for a Simulink bus signal. B...

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Error when using h5info
Hey @Mahmoud Elzouka It looks like there is a problem with the h5infoc function, which is called by h5info, as it can't find th...

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How to get the full precision on timestamp after using canSignalImport?
Hey @Il-Taek Kwon I understand that you need more precision in your timestamp value, long format is one way to do it and it...

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How do I add a unique ID to the the graph in CAN Explorer in the Vehicle Network Toolbox?
Hey @Jeremy According to my understanding you have imported some CAN data in Vehicle Network toolbox but having trouble visuali...

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input live data (continuously generated data) from app designer to simulink
Hey @Kizito Amungwa Achembong As per my understanding you want to share a continuously changing variable in your app designer t...

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Numerical integration involving log(exp(f(x))) shows NaN
Hey @YI-WEN PAN, The possible reason for getting r1=-Inf in the expression log(exp(f(x))), is due to the limited precision of f...

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