Remove Small Objects (Open) from Binary Images

NI Vision Assistant

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Remove Small Objects (Open) from Binary Images

  1. Click Binary»Basic Morphology or select Basic Morphology in the Binary tab of the Processing Functions palette.
  2. Select Open objects from the Basic Morphology list.
  3. Set the Size of the Structuring Element.
  4. Click the cells of the structuring element that you want to have a value of 0.
  5. Click OK to apply the opening and add this step to the script.
Note  The structuring element is a 2D array used as a binary mask. You can modify the structuring element by clicking its cells. If a cell is black, it has a value of 1. If a cell is white (empty), it has a value of 0.
Tip  Experiment with different coefficients and the Kernel Size to get the results you want.

Related Topics

Expand (dilate) objects in binary images

Extract the contours of a particle

Fill gaps and holes (close) in binary images

Fill holes and smooth right angles

Reduce (erode) objects in binary images

Remove single pixels and right angles

Remove small objects (open) from grayscale images

Smooth object boundaries in binary images

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