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TiltPicker Usage » History » Revision 2

Revision 1 (Neil Voss, 03/17/2010 11:20 AM) → Revision 2/19 (Neil Voss, 03/17/2010 11:21 AM)

h1. TiltPicker Usage 

 * Start TiltPicker 
 ** Extract TiltPicker, on command line type: 
 <pre> 
 tar -zxf tiltpicker-2.0.tgz 
 </pre> 
 ** Go to tiltpicker directory, on command line type: 
 <pre> 
 cd tiltpicker 
 </pre> 
 ** Display TiltPicker help, on command line type: 
 <pre> 
 ./ApTiltPicker.py -h 
 </pre> 
 ** Open TiltPicker, on command line type: 
 <pre> 
 ./ApTiltPicker.py -l data/rawu048b.jpg -r data/rawu049b.jpg -t 50.0 
 </pre> 

 * Initialize alignment: Within TiltPicker: 
 ** Maximize window 
 ** Set correct zoom for images 
 ** Center the middle bar 
 ** Pick 5 partcle pairs 
 ** Save picks to a file 
 ** Hit the apply button, circles will not match crosses 
 ** Find theta (tilt angle) 
 ** Optimize inplane rotations 
 ** Optimize all parameters 
 ** Mask region to only look at overlapping regions, overlap is shown on status bar 
 ** Hit Auto optimize, it performs find theta, optimize angles and mask in a single click 
 ** If you look at the Terminal it will tell you how many optimization rounds were performed 
 ** Use transfer picks button, this works but is based on the alignment parameters 

 * Auto pick particles 
 ** Measure particle size using ruler tool, zoom in to get best value 
 ** Run DoG picker with wrong contrast 
 ** Reject picks 
 ** Run DoG picker with correct contrast 
 ** Show terminal 
 ** Accept picks 
 ** Look at DoG map images 

 * Clean up particle picks 
 ** Use clear bad picks button 
 ** Use polygon tool 
 ** Auto optimize 
 ** Use cutoff button to remove picks below a threshold 
 ** Add more picks 
 ** Save and quit