Thanks Phil. It solved the problem. <div><br></div><div>Zhuang<br><br><div class="gmail_quote">On Mon, Aug 20, 2012 at 7:16 AM, Philip A Cook <span dir="ltr"><<a href="mailto:cookpa@mail.med.upenn.edu" target="_blank">cookpa@mail.med.upenn.edu</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">You should set the memory allocation to Camino to a suitably large (but realistic) number. For example<br>
<br>
CAMINO_HEAP_SIZE=1800<br>
<br>
if you have 2 Gb of RAM, will allow up to 1800 Mb of memory use.<br>
<div><div class="h5"><br>
<br>
On Aug 19, 2012, at 9:43 PM, Zhuang Song wrote:<br>
<br>
> Hello.<br>
><br>
> When I ran image2voxel on a DTI image with 256 directions, I got an Out of Memory Error:<br>
><br>
> image2voxel -4dimage 4Ddwi_b1000.nii.gz -outputfile dwi.Bfloat<br>
> Exception in thread "main" java.lang.OutOfMemoryError: Java heap space<br>
> at data.ScannerOrderDataSource.init(ScannerOrderDataSource.java:169)<br>
> at data.ScannerOrderDataSource.<init>(ScannerOrderDataSource.java:134)<br>
> at data.ScannerOrderScaledDataSource.<init>(ScannerOrderScaledDataSource.java:52)<br>
> at imaging.Nifti1Dataset.getImageDataSource(Nifti1Dataset.java:2298)<br>
> at apps.ImageToVoxel.execute(ImageToVoxel.java:105)<br>
> at apps.EntryPoint.main(EntryPoint.java:278)<br>
><br>
> The image size is 128x128x28x257, and data type integer. What would be the problem?<br>
><br>
> Thanks,<br>
> Zhuang<br>
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</blockquote></div><br></div>