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K2 calibration » History » Version 7

Anchi Cheng, 06/02/2017 09:02 AM

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h1. K2 calibration
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Most calibration and operation are similar to that of a typical digital camera.
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Leginon treats linear/counted/super-resolution modes of K2 Summit as three cameras.  Therefore, each needs its own calibrations.
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h2. Super-resolution calibrations
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Super resolution mode is especially hard to calibrate due to its image size.  Instead of going through the actual calibration, it is easier just copying from counting mode.
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There is a script in your myami download under dbschema.  Just add option 1 at the end.  You may also download it from the repository
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 http://emg.nysbc.org/projects/leginon/repository/changes/dbschema/tools/copy_k2_super_cal.py?rev=trunk
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1. If you have not saved a preset GatanK2Super, do so.  It will register the camera in the database.
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2. Run a test first.  Make sure it does not give errors.
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<pre>
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python copy_k2_super_cal.py hostname high_tension
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</pre>
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3. Add commit flag 1 when rerun to commit the change, for example,
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<pre>
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python copy_k2_super_cal.py hostname 200000 1
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</pre>