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Questions tagged [openimaj]

Open Intelligent Multimedia Analysis toolkit for Java (OpenIMAJ)

https://sourceforge.net/p/openimaj/home/OpenIMAJ/

image analysis tools written purely in java 1.6. It includes tools for: basic image manipulation, feature extraction, cluster generation as well as tools to support parallelisation of these tasks using the Hadoop Map/Reduce framework

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Fisherfaces using OpenImaj - LAPACK ERROR: DSYGVD returned 40

I'm trying to do Fisherfaces using OpenImaj, but the code bellow results in the following error: Exception in thread "main" java.lang.RuntimeException: LAPACK ERROR: DSYGVD returned 40 at…
mdp
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Problems including OpenImaJ in Jar file with maven

I have been developing a very simple maven application and I have been trying to run mvn package so I can generate the jar file. Running mvn package seems to be working but I am having issues running this java -jar myApp.jar. I get this…
user5157717
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Java code opens application and icon is displayed

When I use OpenIMAJ (using the ImageUtilities.readMBF code)(documentation here) but also other type of code (related to image conversion) an icon is displayed in the mac dock 1) What is the cause of this strange behavior? 2) Is there a way to…
fabio_vac
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How to resize an image in a panel with OpenImaj

I use OpenImaj for a project and I need to display the video in 800*600 to a panel but I must capture images at 1920,1080 when I click a button. My strategy was initially to capture from my webcam at 1920,1080 and to resize image in a icon of a…
Nicolas LOFFREDO
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OpenImaj: EigenImages, input images dimension cannot be difference?

VFSGroupDataset dataset = new VFSGroupDataset( "zip:file:/Users/nhnguyen/Data/newArchive.zip", ImageUtilities.FIMAGE_READER); int nTraining = 50; int nTesting = 5; …
smurf
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Android Studio and openimaj

I am currently trying to build an android studio project using a dependency from the openimaj Java library. apply plugin: 'com.android.application' android { compileSdkVersion 22 buildToolsVersion "22.0.1" defaultConfig { …
TiPi
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Regarding openimaj(Multimedia analysis in Java)

I can see lot of integration stuff(hadoop, storm) in the openimaj source code(https://github.com/openimaj/openimaj/tree/master/streams/common-stream/src/main/java/org/openimaj/stream) plus interesting stuff in their home page…
ashishgupta_mca
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Java Access to the Webcam when another program use the webcam

I need to create a program who can use webcam in same time of another program. So i use Sarxos Webcam-capture. I try to play with the lock like this : webcam.getLock().unlock(); Or webcam.getLock().disable(); But my program or the other program…
McKay1717
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How to compare 2 images using SIFT featuers in OpenIMAJ?

I read a tutorial on OpenIMAJ & got the following code from that tutorial. According to the code, I get the center of clusters for an image. But from that point onward I don't know how to use these values in order to compare 2 images. This is the…
Tharu
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OpenImaj - Using a MouseListener with JFrame

I'm attempting to add mouse listening capabilities to a JFrame that displays an MBFImage and the mouse events do absolutely nothing. I'm not sure if the events are not firing or if they are and not being caught because I am doing something…
Brooks
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How to use org.openimaj.ml.gmm to construct speaker models.

I would like to know how I can get GMM speaker model using OpenIMaj library. org.openimaj.ml.gmm.GaussianMixtureModelEM. I have tried following GaussianMixtureModelEM gmm = new GaussianMixtureModelEM …
Muhammad
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Creating fisher vectors using OpenIMAJ

I'm trying to classify images using fisher vectors as described in: Sánchez, J., Perronnin, F., Mensink, T., & Verbeek, J. (2013). Image classification with the fisher vector: Theory and practice. International Journal of Computer Vision, 105(3),…
user2275786
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K-Means clustering in OpenIMAJ library

I'm not very experienced in machine learning and cluster analysis, but I have following problem: I have ~100kk-1000kk pieces of data which I cannot load into memory all at once and I need to divide it to a number of classes (like 1-10k or even 100k…
Tomasz Bielaszewski
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OpenIMAJ - error reading feature list saved as ascii

Working with OpenIMAJ I'd like to save feature lists for later use but I'm getting a java.util.NoSuchElementException: No line found exception (see below) while re-reading the feature file I just saved. I've checked that the text file exists though…
Morten Grum
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How to integrate OpenIMAJ with Restful web service?

I am using eclipse to work with OpenIMAJ and I would like to integrate OpenIMAJ with a RESTful Web Service. When I try to run OpenIMAJ project on a RESTful web service SEVERE: The exception contained within MappableContainerException could not be…
Qingwen Wei
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