Malcolm Lidierth

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113 total contributions since 2008

Malcolm Lidierth's Badges

Answered
GUI building and memory usage
If you can, re-use figures rather than deleting them.

plus de 4 ans ago | 0

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how to pass java collection to matlab
Probably simplest to use an array myArray=foos.toArray(); myArray will be a java array of type Object.

presque 5 ans ago | 0

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Can you use a Raspberry Pi as (local) CPU core with the Parallel Computing Toolbox and/or Distributed Computing Server?
You can run m-code using Octave on a Pi if that helps. Your bottleneck will likely be data exchange (as e.g. when using a GPU). ...

presque 5 ans ago | 0

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Pause function in matlab for 1 millisecond
Pause does more than cause a sleep (see the docs) e.g. it flushes the AWT/Swing EDT. The minimum delay will therefore reflect wh...

presque 5 ans ago | 2

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Call MATLAB from java
"I'm developing a software to interact with piano melodies in java using Netbeans IDE 8.0.2" [1] There may be no need to do a...

presque 5 ans ago | 0

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Matlab Crashes when installing on Mac
Might be an idea to update/revert graphics drivers (????)

environ 5 ans ago | 0

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Can I disable java console output when using javaMethod?
AFAIK, no - MATLAB uses stderr and stdout. Same as Java.

environ 5 ans ago | 0

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Java 1.8 with Matlab 2015b on Windows 7
In Netbeans, edit the Preferences to target Java 1.7 or earlier when you do a build. All should then be OK.

environ 5 ans ago | 0

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URGENT... Matlab System::FatalException!!!
MATLAB uses lazy memory allocation. That means that if your code accesses a memory area that it should not (e.g. by incrementing...

presque 7 ans ago | 0

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Passing Matrix List to Java Method ,error:No method 'list_method' with matching signature found for class
OK, if you are stuck with a List java-side, you need to create a list MATLAB-side. In MATLAB: * Create a concrete list cla...

environ 7 ans ago | 0

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Passing Matrix List to Java Method ,error:No method 'list_method' with matching signature found for class
Try public void list_method(double[] points){ ... } Note that MATLAB vectors/matrices contain doubles by defaul...

environ 7 ans ago | 0

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Answered
Reset JVM to default
R2011b needs - and on Windows is bundled with - Java 6. Either: # delete the MATLAB_JAVA (not JAVA_HOME) environment varia...

environ 7 ans ago | 1

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Question

Publication quality graphics in MATLAB
A Java based graphics package - "Project Waterloo" - is presently being developed to provide good quality anti-aliased graphics ...

plus de 7 ans ago | 2 answers | 2

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Does Matlab have memory leaks?
Garbage collection is done when required, rather than when possible - so the simple loop is not really testing much. Also MA...

plus de 7 ans ago | 1

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Answered
Java outofmemoryerror while saving figures
It looks like the save to file is running on the Java Event Despatch Thread (AWT-EventQueue-0)- so Java references will persist...

plus de 7 ans ago | 1

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Intermittent error accessing Java constant
Strange. What happens if you look it up as: javax.swing.SwingConstants.TRAILING

plus de 7 ans ago | 0

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Working with unicode paths
Jim MATLAB/Java need to talk to an OS and a file system beneath so this is likely to vary across FAT12/16/32, NTFS etc as wel...

plus de 7 ans ago | 0

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Viewing Java Objects Data
Try methods(object) You may find getDimension and is* methods that provide access to the fields.

presque 8 ans ago | 0

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Where is a list of eventtypes for listeners?
@Matt As the uicontrols use Java under the hood, see the available Java listeners at <http://docs.oracle.com/javase/tutor...

presque 8 ans ago | 0

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License files from the FEX
@Jan I find lots of "installation procedure" enquiries also even though clear install instructions are provided. Often that i...

presque 8 ans ago | 1

Submitted

Project Waterloo File and Matrix Utilities
Utilities for partial input/output from MATLAB MAT-files, HDF5-files and custom binary files.

presque 8 ans ago | 3 downloads |

Answered
How to resample a signal by a fraction
Is this any help? % SincResample returns the data convolved with a set of time-shifted windowed sinc functions, one for eac...

presque 8 ans ago | 0

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get an error message by running a large code
You are running out of Java heap space. Two solutions: [1] Increase the size of the available heap in MATLAB preferences. ...

presque 8 ans ago | 1

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How to drop decimal values without rounding off?
959.589-rem(959.589,1)

environ 8 ans ago | 0

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I am taking Open MIT course. Not registered as a student at the university. How can I get MATLAB?
Or try Octave which is free and open-source but best supported on Linux - runs fine with Debian Wheezy on a Raspberry Pi board w...

environ 8 ans ago | 1

Answered
NetCDF or HDF5 or XYZ to provide time series data at the fingertips of the user
@Per I suspect some of the problems with memmapfile might be related to using multiple 128KB memmapfiles. Each requires syste...

environ 8 ans ago | 0

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Slow boot: issue with MATLAB and Java at PC startup?
A possibility (maybe): Is on-access system security software scanning and decompressing all those jar files?

environ 8 ans ago | 0

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How do I launch a matlab gui from the desktop?
One way might be to launch a Java executable and connect to the MATLAB engine using the Java Matlab Interface via matlabcontrol:...

environ 8 ans ago | 0

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MCR incompatibility with Mountain Lion?
It does work on Mountain Lion. Have you installed the Command Line Tools in XCode Preferences (needed in Mountain Lion) and t...

plus de 8 ans ago | 0

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cell2mat loops & running out of memory
Depending on the MAT-file version, there may be something that could help in: <http://www.mathworks.co.uk/matlabcentral/filee...

plus de 8 ans ago | 0