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Sergio Yanez-Pagans


University of Arizona

Last seen: 4 maanden ago Active since 2021

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Answered
How to numerically calculate the complex roots (eigenvalues) of a determinant?
Maybe this helps: https://www.mathworks.com/matlabcentral/fileexchange/94730-matrix-methods-of-linear-algebra?s_tid=srchtitle...

6 maanden ago | 0

Solved


Generate a vector like 1,2,2,3,3,3,4,4,4,4
Generate a vector like 1,2,2,3,3,3,4,4,4,4 So if n = 3, then return [1 2 2 3 3 3] And if n = 5, then return [1 2 2 3 3 3 4...

6 maanden ago

Solved


Make the vector [1 2 3 4 5 6 7 8 9 10]
In MATLAB, you create a vector by enclosing the elements in square brackets like so: x = [1 2 3 4] Commas are optional, s...

6 maanden ago

Solved


Finding Perfect Squares
Given a vector of numbers, return true if one of the numbers is a square of one of the numbers. Otherwise return false. Example...

6 maanden ago

Solved


Return area of square
Side of square=input=a Area=output=b

6 maanden ago

Solved


Maximum value in a matrix
Find the maximum value in the given matrix. For example, if A = [1 2 3; 4 7 8; 0 9 1]; then the answer is 9.

6 maanden ago

Solved


Find the sum of all the numbers of the input vector
Find the sum of all the numbers of the input vector x. Examples: Input x = [1 2 3 5] Output y is 11 Input x ...

6 maanden ago

Solved


Add two numbers
Given a and b, return the sum a+b in c.

6 maanden ago

Submitted


Peaks and Dips
Easily allows you to automatically find, plot, and label local maxima (peaks) and local minima on MATLAB

6 maanden ago | 18 downloads |

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Submitted


LineMarks
Adds "line marks" in order to label and identify constant values or allows to highlight data intervals

6 maanden ago | 5 downloads |

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Submitted


Plot,....but plot well!
Fix your horrible default MATLAB plot/graph/figure in 1 easy step

6 maanden ago | 7 downloads |

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Answered
Convert 2d image to 3d coordinates
https://www.mathworks.com/matlabcentral/answers/488245-convert-2d-image-to-3d-image-please

6 maanden ago | 0

Answered
Is it possible to use the smooth function with a multidimensional matrix having NaN values?
Maybe this could be useful for you: https://www.mathworks.com/matlabcentral/fileexchange/23287-smooth2a?s_tid=srchtitle Go...

6 maanden ago | 0

Submitted


Squiggly Arrows
Easiest way to draw a squiggly arrow

7 maanden ago | 1 download |

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Answered
Fill plot with gradient colors
Thank you Dave, that was really useful! Excellent answer =)

ongeveer een jaar ago | 0

Question


Fill plot with gradient colors
I'm trying to plot a signal, for example cos(x), with a red gradient colormap for positive values and a blue one for negative va...

ongeveer een jaar ago | 2 answers | 1

2

answers

Question


tiledlayout within another tiledlayout
Is it possible to have a tiledlayout within another tilelayout? I would like to have 2 tiledlayouts on the same MATLAB figure

ongeveer een jaar ago | 0 answers | 0

0

answers

Answered
how to label lines on a graph
This might be useful: https://www.mathworks.com/matlabcentral/fileexchange/97964-linemarks

meer dan een jaar ago | 0

Answered
multi bar labeling plot
I would suggest trying this: https://www.mathworks.com/matlabcentral/fileexchange/97964-linemarks

meer dan een jaar ago | 0

Answered
How to remove the tic labels but not the marks?
This can also help you to create ticks: https://www.mathworks.com/matlabcentral/fileexchange/97964-linemarks

meer dan een jaar ago | 0

Answered
How do I format tick labels before R2016b?
Maybe this could be useful: https://www.mathworks.com/matlabcentral/fileexchange/97964-linemarks

meer dan een jaar ago | 0

Answered
Indicate peak value of a signal in matlab plot
You could try this: https://www.mathworks.com/matlabcentral/fileexchange/89491-peaks-and-dips

meer dan een jaar ago | 0

Question


change color of xticklabels or yticklabels
I need help with this: ax = gca; ax.XColor = 'w'; ax.YColor = 'w'; changes the color of the axis and the xticklabels. I want...

meer dan een jaar ago | 1 answer | 0

1

answer

Answered
How to save Excel file as a variable and pull data from it?
Using the Import Data option in the Home tab of MATLAB might be the easiest thing to you assuming you don't have tons of sheets ...

meer dan een jaar ago | 1

Question


Find empty line in text file and build array
Hello everyone, I need help with this, please. If I have a text file (.txt) which contains the following: 1 1 1 1 2 2 2 2 ...

meer dan een jaar ago | 1 answer | 0

1

answer

Answered
How do I change the number of decimals in the axis ticks?
This might be more useful given that it only shows relevant ticks and labels (it doesn't only change the format of the label). Y...

meer dan een jaar ago | 0

Answered
Matching deflection/Inflection points of two plotted curves
Hi Ashik, Why don't you try this?: https://www.mathworks.com/help/symbolic/find-asymptotes-critical-and-inflection-points.html...

meer dan een jaar ago | 0

| accepted

Answered
Marking the peak of a plot automatically without having to click on it
You could use my MATLAB File Exchange function: https://www.mathworks.com/matlabcentral/fileexchange/89491-peaks-and-dips ...

meer dan een jaar ago | 0

Answered
How to find peak or dip separation in frequency domain signal
These might work for you: https://www.mathworks.com/matlabcentral/fileexchange/89491-peaks-and-dips Hope you find this use...

meer dan een jaar ago | 1

| accepted

Answered
How do I find the (x,y) coordinates of the peaks and valleys of a graph?
You can use my MATLAB file exchange function, it's really easy to implement and use: https://www.mathworks.com/matlabcentral/...

meer dan een jaar ago | 0

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