MATLAB is a high-level language and interactive programming environment developed by MathWorks. It is the foundation for a number of other tools, including Simulink and various toolboxes that extend the core capabilities.

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Spreadsheets for Matlab

I was wondering if there was a way to directly write a spreadsheets in Matlab, or if someone had published a Matlab add-on that specifically introduced spreadsheets?
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1k views

Does Matlab use the GPU for plotting?

I have a new laptop with a high end (GeForce GTX 770M) discrete GPU, but when I plot large amounts of data (50k+ points), it still seems quite slow and sluggish. Is Matlab using the GPU to render the ...
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1answer
22 views

Summing a row excluding its minimum value

I need some help please. Let's say I have a matrix: 4 5 6 6 a= 2 7 9 1 9 0 4 5 I want to find the sum of row 2, without including the minimum value of row 2 (that's 1), I have tried this: ...
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1answer
427 views

Matlab launcher not found windows 8

I recently installed matlab in windows 8, in a different drive, other than the program files. After installation, its strange but am not able to find any launcher icon. Be it for uninstallation, or ...
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1answer
437 views

Matlab 2013a cannot find library powerlib

I have installed matlab 2013a in my computer. Everything works fine. But when I typed in powerlib in prompt it says cannot find library. Can anyone say how to install this library manually?
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1answer
473 views

Keyboard shortcut to exit matlab command prompt?

I've been using the command-line matlab interface (matlab --nodesktop) a lot lately. When I want to jump out of matlab and back to my bash shell, my instinct is to do Ctrl+D. I guess the bash and ...
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1answer
28 views

Unable to run Matlab on Ubuntu after fresh installation

specs: OS - Ubuntu 15.04 (64-bit) and Matlab - ver. R2013a (64-bit) I have successfully installed and activated Matlab. After trying to run it via terminal, it is showing error on the terminal. ...
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1answer
19 views

Matlab test existence of file(fail)

I try to execute this 2 commands but the result is very weird K>> delete lista_arqs.txt Warning: File 'lista_arqs.txt' not found. K>> exist('lista_arqs.txt','file') ans = 2 I mean..... I ...
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1answer
29 views

record audio with builtin and external mic simultaneously

I want to record two channels of audio into Matlab on OSX, using the internal microphone and an external usb microphone at the same time. Is this possible without any additional hardware?
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1answer
114 views

Matlab figure graph color

I have installed Matlab 2013a in my system. When plotting a graph by "ezplot" command, the color of the graphs in the figure is by default set as green. I want to change the color in Deep blue. How is ...
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1answer
99 views

Is my FPS limited by CPU or graphics card? Rotating 3D surfaces in Matlab

I have a modern laptop. When I use Matlab to visualize a 3D surface with a large number of vertices, I can only get a frame rate around 5 FPS when rotating it. With transparent surfaces, only 1 FPS. ...
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1answer
450 views

How to change font of matlab console in windows

I like to run matlab in console mode without JVM. So basically I run this command: matlab /nojvm It looks like this: What I want to do is change this font. And maybe the colors. What would be ...
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1answer
27 views

Solution for HPC with Matlab and Linux

I have the following problem. I want to install Matlab as root on a remote computer with graphical user interface installed. I've a campus license that can be installed on 4 different computers (or ...
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1answer
157 views

How can I use an SVM in Matlab without an external library?

I am a teaching assistant for a machine learning class and we are in the process of making an assignment to study SVMs. The problem is that our lab installations of Matlab do not have the statistics ...
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1answer
813 views

Allocating more CPU usage to MATLAB

I was wondering if there was a way to allocate more CPU usage to MATLAB. Currently, it says that 85% of my CPU is is idle. Is there some way to increase the threads MATLAB uses, or something along ...
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1answer
307 views

How to access MATLAB license server vis ssh?

I have MATLAB installed on my laptop which should connect to a certain host that stores license information. I used to be able to use MATLAB anywhere that I had an internet connection. Recently, I ...
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1answer
540 views

cell array of strings to matlab structure

I need to create a matlab structure as such ds=struct('name',{{'my_name_is'},{'matlab_thining_hair'}}) which stores as a 1x2 structure array with a field name. A call to ds.name generates the output: ...
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1answer
667 views

installing toolbox in matlab from one computer to another

I'm on a computer with multiple versions of matlab installed, not all versions share the same toolboxes. For some reason, I was able to "install" a new toolbox to one matlab version by copying the ...
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2k views

How can I find out why MATLAB crashes?

I'm using MATLAB GUI code that handles ten files, uses the image acquisition tool extensively, and also the data acquisition tool, and GPU programming. It usually works well, but from time to time ...
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90 views

Matlab is continuously asking me to activate when I am trying to launch

Matlab is continuously asking me to activate when I am trying to launch cd /usr/local/MATLAB/R2014a/bin User@User-Inspiron-N5010:/usr/local/MATLAB/R2014a/bin$ sudo ./matlab What is the solution ...
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0answers
11 views

How can I search in the Matlab command window for things named with an underscore?

Matlab 2013a can't seem to search in the command window. Example: I called two functions NLSCN and NLSCN_FAST. But when searching inside the command window, I was able to find the first, and not the ...
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0answers
564 views

MATLAB not loading- java NoClassDefFoundError

The installation itself was giving an error: java.util.concurrent.ExecutionException: java.lang.RuntimeException: data starting at 0 is in unknown format but when I deselected Aeromodeling toolbox ...
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19 views

Forwarding high quality graphics from matlab via ssh

I am connecting to a local server that runs MATLAB (version 2015a) via ssh with the X forwarding option (ssh -X). However when I start MATLAB I get this warning: libGL error: failed to open drm ...
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68 views

How to make regular backups with TeamViewer?

I have to use a remote computer for a computational project in MATLAB. Therefore I connect to it via TeamViewer, and run my codes in that machine. But I also want to write the code on my computer, and ...
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52 views

Matlab extract numbers from cell with mixed contents

I have a cell array with different datatypes, from an excel sheet that I need to read in, but which is beyond my control. [~, ~, raw] = xlsread(xlsFile) raw is now a r-by-c cell vector, for ...
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371 views

License Manager for Matlab is unable to connect to the license server. License Manager Error 96

I am using Matlab R2014a. The license has been provided by the college. As soon as I launch the software, I get a following error message. I tried to ping the server addresses, and the were ...
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0answers
15 views

How to search matlab command history in command window

I know to search in the command window is Ctrl+Shift+S in windows. If the command window is clear with clc, how do I search the command history like Ctrl+R in bash? Thank you!
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22 views

Matlab editor doesn't save

As simple as that. I'm opening a new script file, click the "save", and it stays "untitled x*", with the * sign to show it's still not saved. I have no idea how to fix it, and it drives me crazy! ...
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0answers
15 views

How to implement conditional sum in a smart way?

I want to implement a sum over three variable l,m,n such that l,m,n are integers that are greater or equal zero and l+m+n is equal to some integer v. As I have quite a few of these sums in my ...
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61 views

How can I install Matlab to Ubuntu for all user accounts?

I try to install matlab to ubuntu server for the use of all possible user accounts. How should I install Matlab for that or where should I locate its installation ?
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22 views

Know which is the biggest matrix that can be computed in MATLAB

I mainly use MATLAB for solving linear problems such as Ax = b and the eigenvalue eig/eigs one. I noticed in my current configuration (OS X, i7 2,3GHz, 16GB RAM) that I can compute without using swap ...
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56 views

ode45 solver MATLAB improve time

I am numerically simulating the Mathieu equation using ODE45 and I have to keep changing the parameters delta and epsilon for each simulation to get the required peiodic solution. Following is the ...
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80 views

svn checkout/export files selectively

i am trying to implement a matlab routine, that would checkout (or export, even better) a subset of files and folders from a repository at a specific revision. eg. i have a repo structure which ...
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66 views

Having problems with installation of microsoft sdk on win 7 home premium

I wanted to install libsvm in MATLAB r2012 on my laptop ( win 7 home premium system ) . Now on the site , libsvm asks to run mex -setup , when I run this command in matlab , it fails and asks to ...
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690 views

Install a GUI for Ubuntu Server, then install Matlab and X11

I purchased a Matlab 2013a for students, however, it only have 32 bits for a windows, but 64 bits for Linux. I installed Matlab on a Amazon EC2 Windows Server 2012 Instance, with 32 cores. However, ...
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101 views

UAC issue with matlab on win 7

I have the following problem using matlab on Windows 7. When I double-click a .mat file matlab starts and loads the double-clicked file. Double-Clicking further .mat files opens them also in matlab. ...
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852 views

How to build mym (matlab to mysql) on 64-bit Windows 7

Has anyone been able to get mym (http://sourceforge.net/projects/mym/) to build on a 64-bit Win7 machine? And if so would you mind posting or linking your steps to do so? My particulars: Windows 7 ...
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0answers
447 views

Trying to run MATLAB through an ssh connection, MATLAB process hangs

I have two computers and I am attempting to ssh from one to the other and then running an automated MATLAB script. My sshd and ssh client are both from OpenSSH via Cygwin on both machines, which are ...