Community Profile

# Jules Ray

### Uni Potsdam

38 total contributions since 2011

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

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Question

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 ...

8 months ago | 1 answer | 0

### 1

Question

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...

11 months ago | 0 answers | 0

### 0

Help 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...

11 months 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...

11 months 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 ...

11 months ago | 0 answers | 0

### 0

Question

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 ...

11 months ago | 2 answers | 0

### 2

Question

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 ...

11 months ago | 2 answers | 0

### 2

How 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...

2 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...

2 years ago | 0 answers | 0

### 0

Question

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...

3 years ago | 1 answer | 0

### 1

Question

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...

4 years ago | 2 answers | 0

### 2

How 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...

4 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...

5 years ago | 0 answers | 0

### 0

Question

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...

5 years ago | 1 answer | 1

### 1

Question

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...

5 years ago | 1 answer | 0

### 1

Question

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 ...

5 years ago | 1 answer | 0

### 1

Question

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...

5 years ago | 0 answers | 0

### 0

Question

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 ...

5 years ago | 2 answers | 0

### 2

Question

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...

5 years ago | 1 answer | 0

### 1

Question

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 ...

6 years ago | 1 answer | 0

### 1

Question

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...

6 years ago | 2 answers | 0

### 2

Question

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

6 years ago | 2 answers | 0

### 2

Question

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...

6 years ago | 2 answers | 0

### 2

Question

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 ...

6 years ago | 1 answer | 0

### 1

Question

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...

6 years ago | 1 answer | 0

### 1

Problema 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...

6 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...

7 years ago | 0 answers | 0

### 0

Question

Change the units in the Y axis of an histogram
Dear colleagues, i have an ascii table formed by 3 columns: the first and the second are the X and Y coordinates (in UTM or mete...

7 years ago | 1 answer | 0

### 1

Question

Polygon width and centerline
Hello everybody, i'm dealing with a head breaker idea... i have a .shp polygon with a elongated shape like a snake, with vari...

7 years ago | 2 answers | 1

### 2

Question

a problem with conditions and deleting rows
dear all, this is maybe a simple question but i can not find the way to solve it... may be you can help me... i got a 1x4 (do...

7 years ago | 1 answer | 0