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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Out of memory error when running function [on hold]

I have a simple function in a matlab for UsrIdx=1:NumofUsers x1=XcalcFunction(1,2); x2=XcalcFunction(3,4); y(UsrIdx,Bk(UsrIdx))=x1/x2;% x1 and x2 are scalars and y is 28 by 7 matrix ...
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5 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
17 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
22 views

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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41 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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1answer
23 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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34 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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1answer
20 views

Running MATLAB installed on a cluster from mac

I recently switched to mac from ubuntu, and I was wondering if there is any way in which I can use the MATLAB installed in a Linux cluster in my mac. I can run it without user interface, by using ssh ...
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1answer
275 views

Unknown Java error: Warning: Unable to load Java Runtime Environment

I am getting the following error dialogue when I want to run a program. The program has previously worked and it is giving this error all of a sudden: Warning: Unable to load Java Runtime ...
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259 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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7 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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1answer
46 views

Remote access to matlab from windows computer to mac

first of all I must say: please be patient with me(!) I work with matlab in my university. Lately I have being working with very heavy codes and my computer is not powerful enough. A professor, and ...
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4answers
112 views

How can I close a program with dos when the computation is finished?

I have a a problem with running a program in matlab by either the use of a batch file or just the dos() function. I can now open a program en run it with the input by using: start program.exe ...
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1answer
54 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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0answers
12 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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55 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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1answer
148 views

MATLAB crashes unexpectedly on Windows 7

I'm having difficulties in running a set of experiments due to frequent and unpredictable crashes of MATLAB. I am working on Windows & and I suspected that it was related to plotting graphs. Now, ...
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59 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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21 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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46 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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2answers
96 views

xterm: Running a long simulation in MATLAB on a remote machine

I would like to run a long simulation (24 hours) in MATLAB installed on a remote linux machine, using xterm. I have no problems connecting to the remote machine from my Macbook, and launching MATLAB ...
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6answers
30k views

MATLab crashes on launch OS X Yosemite

I've just installed the OS X Yosemite beta and can't open MATLab 2014a. It displays this error dialog: Does anyone have any ideas as to how this could be resolved?
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1answer
717 views

How to run .bat file on both windows and mac

I am using a .bat file in a Matlab program and was wondering if there was anyway to make this work on both Windows and Mac computers (right now it only works on Windows), so that I can run my Matlab ...
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69 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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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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14 views

Convert data acceleration from HEX to decimal [duplicate]

I have an accelerometer which generated hex file with a time stamp, it has acceleration data from three axes. The data looks like this: 14:50:20.046:01 F7 C1 14:50:20.062:FA 81 C6 I need to convert ...
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59 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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1answer
90 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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181 views

Unicode development in MATLAB GUI on WIndows and Linux

Can anyone please direct me in the Unicode development of MATLAB GUI over Windows and Linux platforms? My problem is the erroneous display of Unicode (French) characters in GUI and *.m files. Once I ...
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0answers
128 views

Any workaround for USB Camera driver issue with MATLAB Image Acquisition Toolbox

I have a USB microscope attachment camera (DCM510 by ScopeTek) which works fine in their own software and several others such as AMCap, but MATLAB is unable to read the device's supported formats when ...
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3answers
126 views

Open current file in external editor

For all it's shortcomings, I usually prefer to work inside the Matlab IDE, rather than in an external editor (due to ease of debugging, running and so on). However sometimes I want to open the ...
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1answer
202 views

How to run program on Unix server and then close SSH? [duplicate]

I need to run a long operation in MATLAB on a remote Unix server. But I know I won't be able to stay logged in via SSH the whole time. I am root/admin if that helps. How can I do this without losing ...
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1answer
227 views

Linux MATLAB not able to access Windows files through smb drive

I am running Linux kernel 2.6.18-371. I have read http://www.linuxdoc.org/HOWTO/SMB-HOWTO-8.html and am able to access my windows files from command line using /usr/bin/smbclient -L ...
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2answers
190 views

To plot Matlab data in SageMath?

I have matlab matrix 100x100, which I want to draw in Sage Notebook. I run plot(open(DATA+'matlab.mat')) I get verbose 0 (2387: plot.py, generate_plot_points) WARNING: When plotting, failed to ...
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2answers
2k views

MATLAB is not working because of Java

I use Windows 7 x64. I have installed MATLAB 2010a to my computer. After running only the splash screen shows up for a while then program quits. I have found an error log and the first lines of the ...
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644 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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1answer
390 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
99 views

Does Matlab have Sigmaplot by default?

This manual suggests that it has. However, when I look it in Matlab R2013b, I see only functions sigma, sigmaoptions and sigmaub. Does Matlab have the function by default?
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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
216 views

How do I write a bash script that makes a phone call on my cell once a matlab process finishes?

If not a call, is sending a text message possible? I have tried setting up an email notification and that worked, but I would prefer if I got a call or a message.
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1answer
140 views

Matlab launching from terminal but not Openbox

I have installed Matlab and can run it fine by using the command matlab from the terminal but when I try to open it using the Openbox menu GUI the Matlab starting screen appears as normal but then the ...
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1answer
207 views

MATLAB cannot find its own libraries

I am having a problem with a new installation of MATLAB (2012b) that is cannot find the base enumberation type Simulink.IntEnumType. The specific error text is: specified superclass ...
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1answer
151 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
537 views

Why doesn't 7-zip appear in the contextual menu in Windows Explorer for MATLAB's .mat files after installing MS Office?

I use MATLAB and after installing MS Office 7-zip doesn't appear any more in the contextual menu when trying to zip some .mat files: http://youtu.be/uJvSC4oCes8. How can I solve it?
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1answer
394 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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2answers
713 views

How to deal with scientific numbers in excel or matlab?

I have imported a text file to excel. The file has numeric and text columns. In the numeric column there are some scientific numbers which are only in text format. When I import the excel file to ...
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1answer
368 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
717 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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2answers
971 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 ...