# Jules Ray

### Uni Potsdam

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Geosciences and computer sciences, machine learning and GUI. Professional Interests: Geology, morphometry, geodynamics, earthquake science

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**Feeds**

Question

convert from Matlab to equation (formula)

Hello, I hope you are doing well Just a simple question, I have this short code which includes a loop: syms Y3 GOD for j=1:...

3 years ago | 1 answer | 0

### 1

answerQuestion

Plotting a graphic output of an external function in APPDESIGNER, more specifically the uiaxes

Dear all: I am trying to convert my old GUI's to apps and I got really complicated dealing with the graphics: I have an extern...

4 years ago | 1 answer | 0

### 1

answerQuestion

complicated formatted text with textscan

Dear collegues, I am complicated reading a .txt with a peculiar format. This .txt file is an output of an R function, which I am...

4 years ago | 1 answer | 0

### 1

answerQuestion

problem with a gui of directories

Hi colleages, i`m preparing a gui for directories selection and other things. This is my proyect: % Inputs section clear ...

5 years ago | 1 answer | 0

### 1

answerQuestion

Problem with figure inside a for loop

I managed to create a plot to graphically display how displacements at each side of a line (fault) evolve through time if they m...

5 years ago | 0 answers | 0

### 0

answersHelp with probability density functions

John D'Errico I think we are not understanding each other, and instead of suggesting going to the university again I would sug...

5 years ago | 0

How to sum two probability density functions?

Great that was very clarifying Just a quick question, this would be the example for add two pdf's: C=[A(:) ; B(:)]; what 's...

5 years ago | 0

Question

Calculate Mean, please notice MEAN, of two OR SEVERAL probabilitY density functions

Hello I have created several pdf's using the formula below (60 pdf's). I would like to calculate the mean of all these pdfs but ...

5 years ago | 0 answers | 0

### 0

answersQuestion

Help with probability density functions

Hello I have created several pdf's using the formula below (60 pdf's). I would like to calculate the mean of all these pdfs but ...

5 years ago | 2 answers | 0

### 2

answersQuestion

How to sum two probability density functions?

hello I have created two probability density functions using this formula: I would like to sum two of these pdfs and also ...

5 years ago | 2 answers | 0

### 2

answersHow to create a scatter plot with multiple Y values for each X?

If I understand you want to repeat single values of Y for each X for instance, if you have x=[1,2,3,4,5,6,7,8,9,10] then you...

6 years ago | 0

Question

Combine several matrix with NaNs

I need to combine several matrixes of 500x500 elements that contains NaN. The matrixes must be combined in the way they keep the...

6 years ago | 0 answers | 0

### 0

answersQuestion

Different results with Polyfit?

I'm using polyfit to get a simple lineal regression of degree 1 howver the coefficients from the lineal equation varies sligh...

7 years ago | 1 answer | 0

### 1

answerQuestion

Search within a structure using a string

Hello Im trying to check if a string exist within a strucure: The string is the structure path, which I created using sprint...

9 years ago | 2 answers | 0

### 2

answersHow to find two local slopes in an arbitrary curve?

Use ginput (four in this case) to the boundaries or the limits that enclose both areas, for each area use for polyfit, and linea...

9 years ago | 0

Question

Repeatability problem and gagerr

Dear experts, I created a really simple GUI to perform measurements on plots. Now i want to evaluate the repeatability of this t...

9 years ago | 0 answers | 0

### 0

answersQuestion

Cdata Help please i cant do it

Hi all, I am trying to display a typical grey 'Delete Row', Icon on the uitoolbar. (Programmatically) But I cant find the pro...

10 years ago | 1 answer | 1

### 1

answerQuestion

using cellfun to convert text to double and vice-versa, help¡¡¡¡

Hallo i'm working with my text table and i proceeded to convert from string to double, using cellfun: id={'ARAU'},{'BUCA...

10 years ago | 1 answer | 0

### 1

answerQuestion

Saving pdf's inside loop

Hello guys: i have a script to create subplots, and divide them into different pages, however i'm unable to save these pages ...

10 years ago | 1 answer | 0

### 1

answerQuestion

Multiples figures of 4x2 subplots....

Hello dudes: I'm preparing a code to create mutiples figures, each one consisting of subplots. because this will be part of a GU...

10 years ago | 0 answers | 0

### 0

answersQuestion

can pushbutton work without a function ????

Hello guys, i'm having problems with a pushbutton. I created a pushbutton inside a figure, however i cant use a nested function ...

10 years ago | 2 answers | 0

### 2

answersQuestion

Problem with multiple if conditions....

Hello there: I have a code composed of 4 if, this are the condition for the xlim of plots that follow the condition. There ar...

10 years ago | 1 answer | 0

### 1

answerQuestion

Resample a matrix with a defined interval

Hello dear colleagues, i'm working with two different matrix of time v/s height. So, i want to resample the matrix by time but ...

11 years ago | 1 answer | 0

### 1

answerQuestion

Delete rows in a .txt table

Dear all, i'm dealing with a problem: I have a .txt table and i want to write and delete the last n rows of this table using a c...

11 years ago | 2 answers | 0

### 2

answersQuestion

LISTBOX, PLEASE HELP ME WITH THE LISTBOX

Hello, i have posted some questions before about listbox but none give an answer.... my question is simple i have this mat...

11 years ago | 2 answers | 0

### 2

answersQuestion

two listboxes in a GUI

dear all i'm trying to create a gui taht consits in 2 listboxes. The idea is load some data in the listbox 2 based in the sel...

11 years ago | 2 answers | 0

### 2

answersQuestion

Problem with Edit Text GUI

Dear all, i'm working in GUI and i have a problem with an edit-text box. Y have program a function in a button, three parameter ...

11 years ago | 1 answer | 0

### 1

answerQuestion

uigetdir in a gui environment

i'm preparing a gui that consist in three buttons, two of these buttons select two directories and the third one save the paths...

11 years ago | 1 answer | 0

### 1

answerProblema con uiopen desde GUIDE

por loq ue entiendo estas creando un fui que abre un archivo .mat con un botón. debes definir los handles para hacer esto, por...

11 years ago | 0

Question

calculate upper and lower confidence interval values

Hey dudes... i have a question about to create confidence intervals from a number of points. i have a table named "sea", c...

11 years ago | 0 answers | 0