Community Profile

Contact

Top 5% contributor

I have the string "2DVIS_data_08_40fs", and I want to extract the numbers included between the last underscore '_' and the last ...

3 Answers

0

Asked 1 year ago

I need to plot two functions, y1 and y2, versus the same axis x. y1 values are very 'distant' from the ones of y2 (eg. y1=[2 4 7...

I need to use the matlab function 'fft' to perform a Fourier transform, but the problem is that it always gives me a double-side...

I have a matrix M with dimension 630x500. I want to do an average of its values along vertical direction, in order to have a mat...

I have a matrix with dimension MxN double. How can I write this matrix in a .dat file by using the function fprintf ? M and N ca...

2 Answers

Asked 11 months ago

Hello! I have a function which generates a matrix M containing elements. Some of them are infinite (- Inf for example). I need t...

Hi ! I need to create a multiple GUI with Matlab, i.e. a GUI made of more panels, where each panel, containing more commands (pu...

Hello! I created a GUI with Matlab, that gives me two numbers as output. These two numbers are visualized into two 'Edit text' c...

Hello! I'm working on a GUI in Matlab, and I have a simple question. I have two 'Push button' commands, let's say 'Button1' and ...

I have a vector , and I want to obtain another vector whose elements are obtained by averaging over the elements of the first on...

Asked 2 years ago

Hello,I would like to fit a curve with a line and retrieve slope and intercept of this linear fit. Let x and y be the vectors wh...

Given a curve (x vs y) I need to do a linear fit but only between two points x1 and x2 of that curve. Then, I need to calculate ...

I have an array of points that gives me an interferogram like this: <</matlabcentral/answers/uploaded_files/7539/fig3.png>>...

1 Answers

1

I have two vectors, x and y, of the same length (more or less <2600x1> double). For each element x, a corresponding element y is...

Hi everyone! I have a question about fitting a curve: I have two vectors x and y of same length and the curve y(x). I want to fi...

Asked 10 months ago

I have two sets of data (x,y1) and (x,y2).I need to calculate the convolution between y1 and y2 and plot it vs x. Is it correct ...

I have a string, and I want to add a character after the 4th element of this string, for example: str1='noteook'; I want...

I have two vectors, x and y, and I plot the function y=f(x) with the command plot(x,y). I need to know what is the value of x co...

Asked 12 months ago

Hi, I have a very simple question about saving images in Matlab. I need to save a plot as a .jpeg and I do this by executing thi...

I have to use for the first time a popup menu in a GUI interface. I know I can switch two or more options with it; for example, ...

I want to increase the thickness of a line in a plot with the command 'Linewidth' followed by a number, for example: plot(...

Hi guys, I have a simple question about how to save data. Let's suppose I have two vectors, x and y; I want to save them as a .t...

Hello, I have a simple question: I need to plot two vectors x and y as a function y=f(x), i.e. plot(x,y). I want the y numerical...

Hi everyone! I need to load some files from a folder, but I don't know how to save the directory. I'm using a GUI interface, and...

I have a GUI interface with an edit text box (tag edit1) and a slider (tag slider 1). At a certain point of the program, a numbe...

I need help with an operation in a Matlab GUI code. I have a folder in my laptop where some files (.dat) are saved , and they ar...

I have a question about an operations with a GUI in matlab: I use a push button to load a data file from a folder, and the name ...

In a GUI file, how can I use a slider to increase or decrease by one unit the number contained into an edit text box ? Thanks

Hello! I'm using this function to perform a simple Fourier Transform: function four=FourierDir(t,s,nu) % number of p...

Load more

Choose your country to get translated content where available and see local events and offers. Based on your location, we recommend you select United States from the following list:

See all countries