![photo](/responsive_image/150/150/0/0/0/cache/matlabcentral/profiles/2261508.jpg)
Julián Francisco
Polytechnic University of Madrid
Followers: 0 Following: 0
MSc Aerospace Engineer. My skills about programming languages are C, Fortran, Maple and Matlab.
Professional Interests: Scientific Computing, Programming Languages, Aerospace Engineering
Statistics
RANK
2,106
of 293,474
REPUTATION
29
CONTRIBUTIONS
34 Questions
12 Answers
ANSWER ACCEPTANCE
100.0%
VOTES RECEIVED
19
RANK
of 20,032
REPUTATION
N/A
AVERAGE RATING
0.00
CONTRIBUTIONS
0 Files
DOWNLOADS
0
ALL TIME DOWNLOADS
0
CONTRIBUTIONS
0 Posts
CONTRIBUTIONS
0 Public Channels
AVERAGE RATING
CONTRIBUTIONS
0 Highlights
AVERAGE NO. OF LIKES
Feeds
Question
Matrix multiplication (best computational approach)
I have to make a coordinates transformation between two reference systems (axes). For it, three matrices (3x3) have to be multip...
12 years ago | 3 answers | 0
3
answersQuestion
Hide maximize/minimize and close buttons for a figure window
I have a figure window and I want to remove the maximize/minimize and close buttons of it. I can not use any type of Java contai...
12 years ago | 1 answer | 0
1
answerQuestion
Matlab ResizeFcn callback
I am worried about the look and feel of my GUI designed with Matlab. In concrete, I do not like how the figure window resizing i...
12 years ago | 3 answers | 1
3
answersQuestion
Absolute and relative tolerance definitions
I am trying to understand the following Matlab definitions for RelTol and AbsTol parameters: RelTol — This tolerance is a m...
12 years ago | 2 answers | 2
2
answersQuestion
Zooming in and out removing
I am using the rotate3d function to allow 3D rotation of a sphere through the mouse movement. However, when I rotate it, it zoom...
12 years ago | 3 answers | 0
3
answersQuestion
Marker transparency
I would like to know if there is possible to set the transparency of a line marker to opaque in order to improve my animation: <...
12 years ago | 1 answer | 0
1
answerQuestion
Animation improvement
I have written a code to create an animation: <http://www.mathworks.com/matlabcentral/answers/24642-invalid-object-handle-error/...
12 years ago | 1 answer | 0
1
answerInvalid object handle error
Finally, I have found that there was a cla command line, which was the guilty of the error, in the main program before the surfa...
12 years ago | 0
Question
Invalid object handle error
I have the following code which is a graphic rendering of the movement of a satellite around the Earth. function ex global ...
12 years ago | 2 answers | 0
2
answersQuestion
Updating a string inside a callback
The following code is a graphic rendering of the Earth globe spinning eastward. I have two push buttons, Spin and Stop. Both sha...
12 years ago | 2 answers | 1
2
answersQuestion
Feedback for me
Hi community members. In the last weeks, I have found my questions are not getting answers. This makes me ask myself if perhaps ...
12 years ago | 3 answers | 3
3
answers[DISCONTINUED] Wish-list for MATLAB Answer sections.
I would like to propose an "achievements" system similar to existing one for other Q&A sites (for example <http://stackoverflo...
12 years ago | 0
Multicolumn legend
Here is my solution for a legend which has a 'SouthOutside' location (I have supposed that the axes graphic object has 'normaliz...
12 years ago | 0
Question
Multicolumn legend
I would like to be able to create a legend to have a number of columns given (for default the legend function has an unique colu...
13 years ago | 2 answers | 0
2
answersQuestion
FontSize for the image's legend
I have the following code: X = 0:pi/100:0.25*pi; Y1 = sin(X); Y2 = cos(X); Y3 = tan(X); fh = figure('toolba...
13 years ago | 2 answers | 0
2
answersQuestion
Excel header title from html code
I have a GUI with an uitable whose header's title (variable "header") uses html code. I want to export the uitable data (include...
13 years ago | 1 answer | 0
1
answerQuestion
Html code used along with Matlab
I have recently found that Matlab can use LaTeX character sequences. However, they only can be used by the functions text, title...
13 years ago | 2 answers | 0
2
answersQuestion
Automatic choice of graphics format file for print command
I have the following code: X = 0:pi/100:2*pi; Y = sin(X); fh = figure('toolbar','none','menubar','none','Units','characte...
13 years ago | 1 answer | 0
1
answerQuestion
Size and resolution from an image saved as a graphic format file
I have the following code to save a plot to a graphics format file. My problem is with the image obtained. If I save the image a...
13 years ago | 1 answer | 0
1
answerPlease Help in MATLAB .
The trigonometric function sin(x) can be approximated by the infinite series sin(x) = x^1/1! – x^3/3! + x^5/5! – x^7/7! + x^9/9!...
13 years ago | 0
Question
Save a plot to a graphics format file
I am designed the following GUI where there are an axes. I want to save the plot drawn inside them to a graphics format file. Ho...
13 years ago | 2 answers | 0
2
answersQuestion
Export uitable's data to a spreadsheet Excel
I have designed a GUI which has an uitable and a push button which, when is pressed, allows to export the uitable's data to an E...
13 years ago | 1 answer | 0
1
answerQuestion
Setting colors for plot function
I would like to be able to choose the colors for a multiline plot but I can not get it. This is my code colors = {'b','r','...
13 years ago | 2 answers | 0
2
answersQuestion
Modify choices for a ListBox Callback
I would like know how I could simplify(modify) the hSelecVarIndCallback function. I want to avoid the repetition of the choices ...
13 years ago | 2 answers | 0
2
answersDisplay window for text file
Here is the solution for a generic archive called 'textfile.txt': f = figure('menu','none','toolbar','none'); fid = fopen('...
13 years ago | 0
| accepted
Question
Display window for text file
Target: Visualize a text file inside a box which has a scrollbar.
13 years ago | 1 answer | 0
1
answerHow do I get a colormap from JPEG file?
Here is the solution for my question based on the answer of Walter Robertson: [X, map] = rgb2ind(imread('neptune.jpg'),12...
13 years ago | 1
Question
How do I get a colormap from JPEG file?
Hi. I have a jpg image file of the surface of Neptune. My intention is to build a texture mapping ( <http://www.mathworks.es/hel...
13 years ago | 3 answers | 0
3
answersQuestion
Simple Piece of Code for improvement
Hi. It is known that MATLAB works slow with for loop. I have tried to vectorize the following code without success. Perhaps I am...
13 years ago | 4 answers | 1
4
answersQuestion
Mex-file using a vector class definition
I am trying to create a Mex-file from a C++ code source file to use it with Matlab. I have compiling errors due to the vector cl...
13 years ago | 1 answer | 0