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Richard Wood


Last seen: Today |  Active since 2020

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How to avoid pop-up that overlaps all programs
Hello everyone I'm currently running some long calculations that involve the inpaint function (https://es.mathworks.com/matlabc...

28 days ago | 0 answers | 0

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answers

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Creation of a 2D colormap to represent simultaneously information about the polar and azimuthal angles
Hello everyone I'm currently trying to find an efficient way to represent my attached data set. This corresponds to the compone...

2 months ago | 0 answers | 0

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answers

Question


Quality/compression problem using VideoWriter
Dear all I have a problem with the sharpness with which my videos are generated by VideoWriter compared to when I individuall...

6 months ago | 1 answer | 0

1

answer

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Non-pixelized image using imagesc (or alternatives)
Hello everyone I have generated an image using imagesc, which looks like this The problem is that you can see the pixe...

6 months ago | 3 answers | 0

3

answers

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About the use of imagesc
Dear all I am using imagesc to generate a figure using MatLab. I have something like this: space_x=linspace(0,40,115); s...

6 months ago | 1 answer | 0

1

answer

Question


Exact replication of a colorbar
Dear all I have been asked to replicate the exact colorbar scheme that I put in the attached figure. How could I do this? ...

6 months ago | 3 answers | 0

3

answers

Question


Replicate a colormap in MATLAB
Hello everyone I have been asked to replicate this type of color coding based on the value of angles in spherical coordinates...

7 months ago | 2 answers | 0

2

answers

Question


Initial conditions in a fitting
Hello everyone I'm trying to figure out the impact of boundary conditions on a fitting. The file where my fitting is defined ...

7 months ago | 1 answer | 0

1

answer

Question


Upload files with almost the same name in different components of a matrix
Dear all Let's imagine that I have multiple files in my current folder, which are as follows: spins-00000000.data, spins-0000...

10 months ago | 1 answer | 0

1

answer

Question


Creation of a fitting function with if conditions involved
Hello everyone I am trying to create a fitting function in a separate script from where I'm handling the data (let's call the...

1 year ago | 1 answer | 0

1

answer

Question


Put arrows on a continuous line plot to show direction of evolution
Hello everybody What I am trying to do is yo show, through, for example, the quiver function, the direction of evolution of my ...

2 years ago | 1 answer | 0

1

answer

Question


Iteratively rename a .txt using writematrix
Hello everybody, I have created the following array: substrates={'MgO' 'SiO2' 'W' 'Al2O3' 'Sapphire'}; What I want to do is, ...

2 years ago | 1 answer | 0

1

answer

Question


Impose a numerical limit on the value of a sum of two vectors
Hello everyone I want to sum two arrays, let's say a1 and a2. However, I seek that the sum, element by element, of these vect...

2 years ago | 3 answers | 0

3

answers

Question


Solve a system of three coupled first-order differential equations
Hello eveyone, I'm trying to solve the system of coupled first-order differential equations that appears in the PDF that I atta...

3 years ago | 1 answer | 0

1

answer

Question


Construct an array from the position of a certain value in a matrix
Hello everyone Let's assume we have a matrix, which I attach, matrix.dat, which has 220x200 elements (https://we.tl/t-KwSPQEs...

3 years ago | 0 answers | 0

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answers

Question


Obtain a random number from a truncated normal distribution
Hello everyone, I want to obtain a random number from a truncated normalized distribution. Let's say that we have the followi...

3 years ago | 3 answers | 0

3

answers

Question


Load sequential numbered files in MatLab on the same script in different subfolders
Hello everyone, Let's imagine I have my MatLab script at the following address: "C:\Users\890384\Desktop\MatLab". Inside thi...

3 years ago | 1 answer | 0

1

answer

Question


Problems using the curve fitting app
Hello everyone, I'm a bit stuck on how the curve fitting toolbox works. I attach the data with which I am working, where "mx_...

3 years ago | 1 answer | 0

1

answer

Question


How to change the plot title and file name when saving it to a for loop
Hello everyone I have the following arrays of relevance to the question: substrates=["MgO" "SiO2" "W"]; substrates_title=["...

3 years ago | 1 answer | 0

1

answer

Question


Creation of a colorbar with quantized solid block-like colors and 180º rotation of the colobar label
Hello everyone, I am dealing with the following type of figure u1=figure(i) imagesc(pulse_duration.*(10^(12)),amplitu...

3 years ago | 1 answer | 0

1

answer

Question


Storing different values on a matrix depending on the last value of some arrays on concatenated for loops
Hello everyone, I am evaluating a problem that requires the resolution of a second order differential equation, which must b...

3 years ago | 0 answers | 1

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answers

Question


Solve a second-order differential equation with an array parameter that does not depend explicitly on the independent variable
Hello everyone, I am trying to solve a second-order differential equation, which includes a parameter whose value for each step ...

3 years ago | 1 answer | 0

1

answer

Question


Resolution of a second-order differential equation for multiple variable parameters
Hello everyone, I am trying to solve a second-order differential equation, given by Eq. (1) in the document attached in this ...

3 years ago | 1 answer | 0

1

answer

Question


Convert a 1x1 cell to a .dat file
Hello everyone I am trying to do, probably, a very simple task. Actually, I have in my workspace a variable called 'sol', whi...

3 years ago | 1 answer | 0

1

answer

Question


Resolution of a second-order differential equation for different regions controlled by an external parameter
Hello everyone I am trying to perform a time integration to a second-order differential equation numerically. The objective i...

3 years ago | 1 answer | 0

1

answer

Question


Curve fitting to a non-linear created equation
Hello everyone I have a doubt concerning a fitting that I am trying to obtain. Suppose my independent variable is called "spa...

3 years ago | 0 answers | 0

0

answers

Question


Solve numerically a system of first-order differential equations
Hello everyone, I have the following set of coupled first-order differential equations: a*x'/z+y'=b; x'/z-a*y'=c*sin(2*y); ...

3 years ago | 1 answer | 1

1

answer

Question


Smoothing of noisy data
Hello everyone, I want to smooth my data, which looks like It is possible to see a trend, more or less. Using smooth(data) ...

3 years ago | 1 answer | 0

1

answer

Question


Frequency extraction of multiple monochromatic waves from a multidimensional array
Hello everyone, I describe what files I have attached in this question (see them here: https://wetransfer.com/downloads/b1b57...

3 years ago | 0 answers | 0

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answers

Question


Save an array with multiple rows and columns in .txt file
Hello everyone, my question is very simple. I have a big array (30001x2434 elements), and I want to save all the data in .txt...

3 years ago | 1 answer | 0

1

answer

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