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I am new to using Matlab and have a question regarding the covariance function and generating random variables. I need to estimate P(X1^2 + X2^2 + X3^2 +X4^2) > 16 by generating Normal RV with a covariance and mean matrix. Thank you
Hi, The Statistics Toolbox has a function mvnrnd to generate jointly Gaussian random variables with specified means and cova...

quasi 9 anni fa | 0

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using Schroders iteration. How to start? I am new to matlab
Hi Cleven , I think you are looking for a way to represent the function 'f' and take it's differential. You can use the anon...

quasi 9 anni fa | 0

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Using the MATLAB library compiler for Java: compilation error
Hi Kriti, From the log it seems that the issue might be related to java configuration in your machine. Refer to the follow...

quasi 9 anni fa | 0

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How to solve function with Bisection and Secant method
Hello AlyseW7, I have investigated on both code for Bisection and secant methods and have few observations, which I will dis...

quasi 9 anni fa | 3

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How can i extract all element except 'SP' 'NS''GX' and need to put it as a colum with numeric columns?
Hi Nadeera, I am assuming that you have a set of cell arrays each of which represents the data set and you would like to extr...

quasi 9 anni fa | 0

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How can I plot this GUI ?
Hi Ercong, I understand that you want to execute the script and plot it. However, MATLAB is throwing error if trying to run d...

quasi 9 anni fa | 0

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How to find state transition matrix with symbolic parameters efficiently
Hi xianjie, I tried to execute the code you provided and found the same issue that it's running long time without giving the ...

quasi 9 anni fa | 1

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Standard deviation across plots
Hi Sarah, You can take the approach described by Yona in earlier comments. If you don't have same number of data in all the v...

quasi 9 anni fa | 0

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display variables from workspace
Hi, The number of digits can be changed in the "View" tab. I don't think you can set the default column width. That's probably ...

quasi 9 anni fa | 0

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Comparing a signal reconstruction with given equation
Hi James , I observe some inconsistency in the definition of 'g_t' and compute of 'g_t' in the code. I think as per the d...

quasi 9 anni fa | 0

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How do i write a user defined function for problem 6.4 in the textbook?
Although I don't know the exact question, you can use in-built 'degrees2dms' function to convert degrees to dms using following ...

quasi 9 anni fa | 0

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Does specific .m define particular function?
Hi Walter, The inbuilt function 'exist' can help you in this regards. It returns various code based on entity present as the ...

quasi 9 anni fa | 0

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How can I quickly change my model from a variable-step-size to a fixed-step size in order to generate a .dll file using simulink coder?
Hi Reese, You can change the model from variable step size to fixed step size by changing the 'Solver options' from 'model co...

quasi 9 anni fa | 1

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When I am trying to run my code, I am getting these errors: Error using size Too many input arguments. Error in cell/strcat (line 26) siz{i} = size(varargin{i}); Error in uiopen (line 63) allML(1)=strcat(allML(1), ';*.mdl;*.slx');
Hi vineeth , You are getting this error due the variable 'size' that you define in the second line of the code by using the s...

quasi 9 anni fa | 1

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Creating a circular plate
Hi Vaibhav, The following link can help you: http://www.mathworks.com/matlabcentral/fileexchange/33731-meshing-a-plate-usi...

quasi 9 anni fa | 0

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How can I programmitcally "click" on a block mask action button?
Hi Jason, I understand that you would like to execute the callback programmatically. You can use the 'evalin' function to a...

quasi 9 anni fa | 0

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How does MATLAB generate Halton sequences
Hi Eric, You can get the Name of the sequence on which point set P is based from 'Type' property of P. So, the code snippet ...

quasi 9 anni fa | 0

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Add and delete Line and port
Hi Laurensius, My understanding from the question is that you would like to perform different action when the popup list ele...

quasi 9 anni fa | 0

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can you run matlab experiments online
Hi Catrine, My understanding from the question is that you would like to execute existing MATLAB program online. You can lo...

quasi 9 anni fa | 0

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can Someone tell me how i can fix GPS-data to caculate distance between two Points?
Hi Joel, You may refer to following links which explains well how to find distance between two GPS points: http://in.mathw...

quasi 9 anni fa | 0

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Implementations of plsregress on 2015b and 2013a
Hi Yoshihiro , I have reproduced the issue at my end. However, there is no mention of any modification of this function in the...

quasi 9 anni fa | 0

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Digitization and interpolation of contour map.
This issue might be due to the fact that there were some change in all the 'interp' functions in MATLAB release R2013b. As a wor...

quasi 9 anni fa | 0

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looking for equivalent in MATLAB of "where variable1 in ('a', 'b','c')" in SQL
Hi Binzi, I understand from the query that you have two arrays and you would like to find out the elements in the first array...

quasi 9 anni fa | 0

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How can I combine probability distribution objects?
I understand that you would like to achieve pooled weighted distribution of two distributions. There is no in-built functions i...

circa 9 anni fa | 0

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How to populate a n-d lookup table from the workspace in R2011b?
I understand that you would like to put some variables in 'Table data' parameter of 'n-D Lookup Table' block and simulate the mo...

circa 9 anni fa | 0

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Is there anyway to change the code generation options(Storage class, HeaderFile attribute) automatically based on name given to the new object in model explorer?
I understand that you would like to set the 'Code Generation Options' based on the name of the Data Object of a Data Class. T...

circa 9 anni fa | 0

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How do i count the time the pulse is at 0 state for a square wave in Simulink?
I understand that you would like to get the cumulative time when the engine is off. You can achieve this functionality using 'st...

circa 9 anni fa | 0

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Matlab functions - summation
My understanding is that you would like to have some alternative for symbolic math in 'Mathematica' for function call. From t...

circa 9 anni fa | 0

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Lung segmentation with image processing
I understand that you would like to segment a image into different portions based on color. You can create segments of the image...

circa 9 anni fa | 0

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plot heat map on map using Latitude, Longitude and my data value
I understand that you would like to put color for the circles created on the map. You can do this by sending 'facecolor' as an ...

circa 9 anni fa | 1

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