# Difference between revisions of "Shape Filter"

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= Shape Features = | = Shape Features = | ||

− | * Area (A): The area enclosed by the outer contour of an object. | + | * Area (<math>A</math>): The area enclosed by the outer contour of an object. |

− | * Area Convex Hull (C): The area enclosed by the convex hull of the outer contour of an object. | + | * Area Convex Hull (<math>C</math>): The area enclosed by the convex hull of the outer contour of an object. |

− | * Perimeter: The perimeter of the outer contour of an object. | + | * Perimeter (<math>P</math>): The perimeter of the outer contour of an object. |

− | * Perimeter Convex Hull: The perimeter of the convex hull of the particle. | + | * Perimeter Convex Hull (<math>H</math>): The perimeter of the convex hull of the particle. |

* Feret Diameter: The maximum distance between the two parallel tangents touching the particle outline in all directions. | * Feret Diameter: The maximum distance between the two parallel tangents touching the particle outline in all directions. | ||

* Min. Feret Diameter: the minimum distance between the two parallel tangents touching the particle outline in all directions. | * Min. Feret Diameter: the minimum distance between the two parallel tangents touching the particle outline in all directions. |

## Revision as of 09:32, 15 July 2015

Shape Smoothing Plugin (ImageJ/Fiji) | |
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Author | Thorsten Wagner |

Maintainer | Thorsten Wagner (wagner@biomedical-imaging.de) |

File | Shape_Smoothing.jar [1] |

Source | Github [2] |

Latest version | v1.2.1 (16 Jul 2015) |

Development status | active |

## General Description

The ImageJ Shape Filter Plugin uses the [ij-blob] library to filter objects in binary scenes by its shape.

# Shape Features

- Area (): The area enclosed by the outer contour of an object.
- Area Convex Hull (): The area enclosed by the convex hull of the outer contour of an object.
- Perimeter (): The perimeter of the outer contour of an object.
- Perimeter Convex Hull (): The perimeter of the convex hull of the particle.
- Feret Diameter: The maximum distance between the two parallel tangents touching the particle outline in all directions.
- Min. Feret Diameter: the minimum distance between the two parallel tangents touching the particle outline in all directions.
- Long Side Minimum Bounding Rectangle: The larger side of the minimum bounding rectangle.
- Short Side Minimum Bounding Rectangle: The smaller side of the minimum bounding rectangle.
- Aspect Ratio: Defined as
- Area to Perimeter Ratio: Defined as
- Circularity:
- Elongation:
- Convexity:
- Solidity:
- Number of Holes:
- Thinnes Ratio:
- Contour Temperatur:
- Fractal Box Dimension: