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Is random forest a classification ensemble methode?
I suggest you read the documentation on TreeBagger. "Treebagger grows the decision trees in the ensemble using bootstrap sampl...

5年以上前 | 0

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How to save file as pdf?
Well I don't think you can call saveas with an output argument which is why it gave you the error (see saveas documentation here...

6年弱前 | 0

質問

rng(s) takes previous seed instead of current one
I've encountered this problem when using functions in combination with user input and rng(s). To clarify my problem, I've got th...

6年弱前 | 2 件の回答 | 0

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An iteration Code causing error
You say you're getting an error, but you didnt specify it in the description of your question. I ran the script and I assume you...

6年弱前 | 0

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How to get the columns of non zero matrix?
Your example is a bit vague, but if the main question is to find the non-zero values in the matrix, I would suggest using the fo...

6年弱前 | 1

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Loop the Functions and store the values (placeholder) for Plotting
There are 2 ways to solve this Hold on and plot the result within the loop figure(); hold on; for t=1:0.1:10 [q_kp1,e]...

6年弱前 | 0

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How to evaluate an array filled with symbolic integrals?
I don't know if this is exactly what you're looking for, but I would do something like this clear all; syms ss; T = [2e-...

6年弱前 | 0

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Uning Only Interger Values
You could use round(), floor(), ceil() to first round the floats to integers and then use unique() to remove possible duplicates...

6年弱前 | 0

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How can i stop the loop iteration using pushbutton callback in MATLAB GUI?
If you want to stop your iteration (for/while loop), you could try break instead of return.

6年弱前 | 0

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Find the number of rows and columns of non-zero number from certain row.
You can do something like this [r, c] = find(Matr(1:6,:)); res = [r c] %res = % % 3 1 % 5 1 % 6 2...

6年弱前 | 2

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HOW TO DISPLAY VALUE OF BARS USING BAR3
I would suggest you read this answer, which I think is pretty similar to your case.

6年弱前 | 0

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Write Large Video Files
You could've clarified on which lines your error(s) occured, but like the error says, it's most likely that that one of your fra...

6年弱前 | 0

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Can I build an app of game with Matlab? I am trying to apply what i know for now
Yes you can. Many examples of (simple) games and other "fun" applications can be found on <https://mathworks.com/matlabcentral/f...

6年弱前 | 1

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missing frames in mp4
From the documentation on *VideoReader* v = VideoReader('stefan.mp4'); currAxes = axes; while hasFrame(v) v...

6年弱前 | 0

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How to retrieve an unknown value from a matrix
Instead of det(A) = 0; %which should've created an error for you You could use *solve* like this to find _w_ syms ...

6年弱前 | 0

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Undefined operator '-' for input arguments of type 'cell'.
A question similar to this one was asked before and answered <https://mathworks.com/matlabcentral/answers/380097-undefined-opera...

6年弱前 | 0

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How do i write a loop for x=1:10
Read this: <https://mathworks.com/help/matlab/ref/for.html>

6年弱前 | 0

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how can I display one of the images instead of displaying all? can anybody help me please
Well you've created a for-loop, so it shows all of the images in those figures. If you only want to display 1 specific image, yo...

6年弱前 | 0

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How to detect circles in the this image?
If you have the "Image Processing Toolbox", you can try *imfindcircles* & *viscircles* > <https://mathworks.com/help/images/ref/...

6年弱前 | 0

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Hey please assist me with plotting this function, not sure why im getting indexing error
First off % \/ you missed a * sign here y1=(3/10)*(1-exp(-6*t)(cos(sqrt(14*t))+(((3*sqrt(14))/7)*sin(...

6年弱前 | 0

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Problem using subs function
Even without being an expert in Matlab, the error should be pretty clear. Division by zero. This makes sense because *X*...

6年弱前 | 0

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How do I automatically run an .m file?
Make a function out of it... %% GraphFunction.m [outputarguments] = function GraphFunction(inputarguments) %leave empt...

6年弱前 | 0

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Can anybody help me for recognizing 0-9 printed digits?
I think <https://blogs.mathworks.com/loren/2015/08/04/artificial-neural-networks-for-beginners/ this post> is a good start

6年弱前 | 0

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How to solve this weird problem in Matlab?
So I've tried this and got the same result. syms x3 a = 10e6; b = 10e6; x1 = 1.001; x2 = 0.9998; eqn = a*x...

6年弱前 | 0

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How to plot a 3D image through its coordinates?
After a quick search, I found <https://mathworks.com/matlabcentral/fileexchange/1420-scatterbar3 this> useful function on FEX ca...

6年弱前 | 0

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how to add date in the title ?
%get days only \/ output format t = char(datetime({'14-4-...

6年弱前 | 0

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It says : Not a valid input. You must enter freshman, sophomore, junior, or senior. How can i fix it ?
Your variable *studentsYear* returns a value 1, 2, 3 or 4 as defined by the order in your menu. So you should use the integers 1...

6年弱前 | 0

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"Array indices must be positive integers or logical values error" for histogram equalization implementation?
Normally when you get the error... Array indices must be positive integers or logical values error ...this should ring a...

6年弱前 | 1

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How to make a histogram plot show as many lines (bars) instead of one long line showing the high points?
Without looking at the code, I've already seen that you used `plot` instead of `histogram` or `bar` function. You see, when you ...

6年弱前 | 0

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Hi, How can I plot the functions below on Matlab?
Because your question only contains formulas without any other information on what x or lambda are, I'll give you a standard ans...

6年弱前 | 1