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Re: // Spam /// Re: Rectanglar tool using

Posted by Hongbo Zhang on Oct 03, 2013; 10:01am
URL: http://imagej.273.s1.nabble.com/Memory-issue-tp5005018p5005022.html

Thank you so much Volker!


On Oct 3, 2013, at 9:31 AM, Volker Baecker <[hidden email]> wrote:

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> Hello,
> use Edit>Selection>Specify.... You can choose between pixel and scaled
> units in the dialog that will be opened.
> Volker
>
> Hongbo Zhang:
>> Hey all,
>>
>> A short question: Does anybody know how to set up the size of
>> "Rectanglar tool"? For instance, draw a rectangular with 500x800um
>> in a normalized picture or even pixels in the original picture
>> (e.g. make the square with a set size but not adjust it
>> carefully)?
>>
>> Thank you very much in advance!
>>
>> Cheers, Hongbo
>>
>>
>> On Oct 3, 2013, at 5:22 AM, Aaron Hendrickson <[hidden email]>
>> wrote:
>>
>>> Andrew, I am not sure why it's loading so slow for you.  Have you
>>> tried opening the images as a virtual stack?  That may not be
>>> what you want but it will certainly load faster (at the cost of
>>> slower processing).  Also,  you might want to close ImageJ and
>>> try opening the stack again.  I hope this helps a little.
>>>
>>> -Aaron
>>>
>>>
>>> On Wed, Oct 2, 2013 at 10:21 PM, Andrew Riching
>>> <[hidden email]> wrote:
>>>
>>>> Apologies if this has been addressed before - I searched for my
>>>> issue in previous threads, but hadn't seen the specific problem
>>>> I'm having anywhere. I'm trying to open a fairly large file (3
>>>> GB) which is a Z series over time with multiple stage locations
>>>> totaling about 2800 images. I've opened these routinely on a
>>>> mac mini running both 10.6.8 and 10.7, with the computer having
>>>> 8 GB of RAM. Generally, they open in about 10 minutes.
>>>>
>>>> Right now I'm working at home on a 64 bit Windows 7 machine
>>>> with an intel i7 3.4 GHz processor with 16 GB of RAM on a 64
>>>> bit version of FIJI, so I would expect the files to open even
>>>> faster, however this isn't happening. I haven't gotten one to
>>>> open at all yet, and I've been waiting over an hour. I checked
>>>> the memory and threads, and it's set to use 12000 MB of memory
>>>> (so the 75% of the total memory that was recommended on the
>>>> FIJI wiki) with 8 threads and the "Run garbage collector on
>>>> status bar" box is checked. I have tried using less threads and
>>>> less memory, but the results don't change. I am monitoring the
>>>> computer's performance, and the CPU usage shifts between 12%
>>>> and 15% while the memory usage is between 4.00 and 4.7 GB,
>>>> generally with at least 8GB "free."
>>>>
>>>> Is there something I'm overlooking about changing the memory
>>>> allocation? FIJI seems to ignore whatever I set.
>>>>
>>>> Thanks, -Andrew
>>>>
>>>>
>>>>
>>>> -- View this message in context:
>>>> http://imagej.1557.x6.nabble.com/Memory-issue-tp5005018.html 
>>>> Sent from the ImageJ mailing list archive at Nabble.com.
>>>>
>>>> -- ImageJ mailing list: http://imagej.nih.gov/ij/list.html
>>>>
>>>
>>> -- ImageJ mailing list: http://imagej.nih.gov/ij/list.html
>>
>> -- ImageJ mailing list: http://imagej.nih.gov/ij/list.html
>>
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