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automated_helical_picking [2017/12/08 11:48]
twagner created
automated_helical_picking [2018/01/04 15:34]
twagner
Line 1: Line 1:
-====== Manual Helical Picking Procedure ======+====== Helical Picking Procedure ======
  
 ===== Overview ===== ===== Overview =====
 +{{::screen_shot_2017-12-08_at_12.43.57.png?direct&200 |}} The helical particle procedure 
  
 +===== Installation =====
 +===== Get your data into ImageJ ====
 +=== Load the raw data ===
 +  - File -> Import -> Image Sequence
 +  - Select the folder of your images
 +  - Type the file ending into "File name contains:" (e.g .mrc, .tif)
 +  - Check "Use virtual stack"
 +  - Press OK Now you have read in your data as an image stack.
 +
 +=== Reduce the size ===
 +
 +For the sake of memory consumption and speed your should reduce the size / image depth of your image data.
 +  - Image -> Adjust -> Size
 +  - Set the width to 1024. The height is calculated automatically.
 +  - Press OK.
 +  - OPTIONAL - If your images shows very bad contrast (you cant see your particles) do the following:
 +    - Process -> Enhance Contrast
 +    - Set "Saturaed pixels" to 0.1%
 +    - Check "Process all X slices", uncheck everything else
 +    - Press OK
 +  - Image -> Type -> 8 Bit Wait until the processing is finished.
 +
 +Save the file for later use
 +
 +File -> Save As -> Tiff...
 ===== Parameters ===== ===== Parameters =====
  
 ==== Detection ==== ==== Detection ====
 +=== Filament width ===
 +=== Mask width (Advanced option)=== 
 +=== Lower threshold ===
 +=== Upper threshold ===
 +
  
 ==== Filtering ==== ==== Filtering ====
  
 +==== General ====
  
 +===== Step-by-Step Tutorial =====
  
  
automated_helical_picking.txt ยท Last modified: 2018/06/20 13:12 (external edit)