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Graph window is blank
As most of the operation you perform don't work for most shapes of input data, I'm assuming you're calling this code with scalar...
Graph window is blank
As most of the operation you perform don't work for most shapes of input data, I'm assuming you're calling this code with scalar...
5年以上 前 | 0
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How to write this for loop as a while
Every for-loop can be re-written to a while-loop. y = 0; k = 1; while k<=999 y = y + k*k; k = k + 4; end
How to write this for loop as a while
Every for-loop can be re-written to a while-loop. y = 0; k = 1; while k<=999 y = y + k*k; k = k + 4; end
5年以上 前 | 1
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Modifying odd/even numbers of a column vector
If you have trouble with Matlab basics you may consider doing the Onramp tutorial (which is provided for free by Mathworks). x ...
Modifying odd/even numbers of a column vector
If you have trouble with Matlab basics you may consider doing the Onramp tutorial (which is provided for free by Mathworks). x ...
5年以上 前 | 0
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Multi Dimension Matrix Elements multiplication
Not completely without loops, but this should be fast enough. You should also be aware that loops can sometimes be the fastest w...
Multi Dimension Matrix Elements multiplication
Not completely without loops, but this should be fast enough. You should also be aware that loops can sometimes be the fastest w...
5年以上 前 | 0
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How to run function between each row
pairs=nchoosek(1:size(data,1),2); for n=1:size(pairs,1) row_a=data(pairs(n,1),:); row_b=data(pairs(n,2),:); %cal...
How to run function between each row
pairs=nchoosek(1:size(data,1),2); for n=1:size(pairs,1) row_a=data(pairs(n,1),:); row_b=data(pairs(n,2),:); %cal...
5年以上 前 | 0
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Single line plot with fixed axis
Every axes object has an XScale property you can set to 'log' to get the desired plot. You can use the normal plotting tools (e....
Single line plot with fixed axis
Every axes object has an XScale property you can set to 'log' to get the desired plot. You can use the normal plotting tools (e....
5年以上 前 | 1
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How to click points in a figure to generate a function/set of data?
I would suggest getpts, although there is an alternative that gives visual feedback: ginput.
How to click points in a figure to generate a function/set of data?
I would suggest getpts, although there is an alternative that gives visual feedback: ginput.
5年以上 前 | 0
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how to generate 10^6 random binary values consisting only -1 and 1?
doc randi
how to generate 10^6 random binary values consisting only -1 and 1?
doc randi
5年以上 前 | 0
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matrix step shift in each row
This method works without a loop. A =[ 1 2 3 4 5 ]; [X,Y]=ndgrid(1:numel(A)); X=X(end:-1:1,:); ind=mod(...
matrix step shift in each row
This method works without a loop. A =[ 1 2 3 4 5 ]; [X,Y]=ndgrid(1:numel(A)); X=X(end:-1:1,:); ind=mod(...
5年以上 前 | 0
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Nothing will be showing on plot
You are plotting single points, without changing the default (where points are not displayed, only the line connecting them). Yo...
Nothing will be showing on plot
You are plotting single points, without changing the default (where points are not displayed, only the line connecting them). Yo...
5年以上 前 | 0
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How can I calculate the revenue in a FOR loop?
Store the revenue in a vector you index with s. Then use sum to calculate the total.
How can I calculate the revenue in a FOR loop?
Store the revenue in a vector you index with s. Then use sum to calculate the total.
5年以上 前 | 0
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Form a Matrix dependent of iterations
I'm going to assume your question is a homework assignment. That is why I will ignore the requirement of using a while loop, as ...
Form a Matrix dependent of iterations
I'm going to assume your question is a homework assignment. That is why I will ignore the requirement of using a while loop, as ...
5年以上 前 | 0
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how to save each array's results in dependent blank in GUI program base code?
For general advice and examples for how to create a GUI (and avoid using GUIDE), have look at this thread. Below I show you some...
how to save each array's results in dependent blank in GUI program base code?
For general advice and examples for how to create a GUI (and avoid using GUIDE), have look at this thread. Below I show you some...
5年以上 前 | 0
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How to detect certain pixel value in a stick.
Something like this will do it: A=imread('https://www.mathworks.com/matlabcentral/answers/uploaded_files/524729/image.png'); ...
How to detect certain pixel value in a stick.
Something like this will do it: A=imread('https://www.mathworks.com/matlabcentral/answers/uploaded_files/524729/image.png'); ...
5年以上 前 | 0
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Bar graph labels not aligning with index value
You need to set the location of the xticks as well, otherwise Matlab will use the current xticks and use your provided labels in...
Bar graph labels not aligning with index value
You need to set the location of the xticks as well, otherwise Matlab will use the current xticks and use your provided labels in...
5年以上 前 | 0
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Get Data from a 16414x6 array to 365 arrays with size(48x3)
I would suggest using a 3D array instead. If you dynamically generate variable names you are shooting yourself in the foot. You ...
Get Data from a 16414x6 array to 365 arrays with size(48x3)
I would suggest using a 3D array instead. If you dynamically generate variable names you are shooting yourself in the foot. You ...
5年以上 前 | 1
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zoom X axis only - app designer
Your app is a uifigure, so you can test this outside of AppDesigner. It turns out you need to be fairly specific with your handl...
zoom X axis only - app designer
Your app is a uifigure, so you can test this outside of AppDesigner. It turns out you need to be fairly specific with your handl...
5年以上 前 | 0
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plotting a graph error
What happens if you execute this? clc,type newplotwrapper I'm not sure I'm allowed to share the contents of this file, but it ...
plotting a graph error
What happens if you execute this? clc,type newplotwrapper I'm not sure I'm allowed to share the contents of this file, but it ...
5年以上 前 | 0
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How to solve "Matrix index is out of range for deletion." error?
Take a look at the indices on the second line: i=1; ind=(6*(i-1))+1:(6*(i-1))+6 Since you use them to index the columns (the ...
How to solve "Matrix index is out of range for deletion." error?
Take a look at the indices on the second line: i=1; ind=(6*(i-1))+1:(6*(i-1))+6 Since you use them to index the columns (the ...
5年以上 前 | 0
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Can someone explain me how to make this loop efficiently?
Your intuition is correct; this can indeed be simplified: for k=1:numel(SomeArray) if idx <= (k*B) Array...
Can someone explain me how to make this loop efficiently?
Your intuition is correct; this can indeed be simplified: for k=1:numel(SomeArray) if idx <= (k*B) Array...
5年以上 前 | 1
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Saving a plot as png 224*224*3 image
You can do three things: Don't create your image as a plot, but as an image. Crop the image down to the location of your axes ...
Saving a plot as png 224*224*3 image
You can do three things: Don't create your image as a plot, but as an image. Crop the image down to the location of your axes ...
5年以上 前 | 0
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While loop for testing the end of vector (Matlab)
You can use numel to create a loop over a vector of unknown size: A=rand(1,100); for n=1:numel(A) % n will go to 100 %you...
While loop for testing the end of vector (Matlab)
You can use numel to create a loop over a vector of unknown size: A=rand(1,100); for n=1:numel(A) % n will go to 100 %you...
5年以上 前 | 1
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best way to present data from histcounct
The cause of your problem is illustrated below: data=randi(5,100,1); BinEdges=linspace(0,6,14); [A,E] = histcounts(data,BinEd...
best way to present data from histcounct
The cause of your problem is illustrated below: data=randi(5,100,1); BinEdges=linspace(0,6,14); [A,E] = histcounts(data,BinEd...
5年以上 前 | 0
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Compare rows of a column vector
Just like most functions like it, mode allows you to specify the dimension to operate on: A= [0, 0.4, 0.4;... 1, 1, ...
Compare rows of a column vector
Just like most functions like it, mode allows you to specify the dimension to operate on: A= [0, 0.4, 0.4;... 1, 1, ...
5年以上 前 | 0
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change resolution of DICOM
It looks like you want to interpolate a 3D image. As most image processing methods assume a 2D image, you might be better off lo...
change resolution of DICOM
It looks like you want to interpolate a 3D image. As most image processing methods assume a 2D image, you might be better off lo...
5年以上 前 | 0
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Error in an algorithm for continued fractions
I suspect you are indeed running into rounding issues. Using an awful approach to unwind this continued fraction, I found this f...
Error in an algorithm for continued fractions
I suspect you are indeed running into rounding issues. Using an awful approach to unwind this continued fraction, I found this f...
5年以上 前 | 1
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Joining Ranges
You are given a n-by-2 matrix. Each row represents a numeric range, e.g. x = [0 5; 10 3; 20 15; 16 19; 25 25] contains...
5年以上 前
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Remove the two elements next to NaN value
The aim is to *remove the two elements next to NaN values* inside a vector. For example: x = [6 10 5 8 9 NaN 23 9 7 3 21 ...
5年以上 前
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Reindex a vector
You are given two vectors of equal length. Vector N has numeric values (no Inf or NaN) while vector IDX has integers. Place th...
5年以上 前