Package qupath.opencv.tools

Interface MultiscaleFeatures.Hessian

All Superinterfaces:
AutoCloseable
All Known Implementing Classes:
MultiscaleFeatures.Hessian2D, MultiscaleFeatures.Hessian3D
Enclosing class:
MultiscaleFeatures
public static interface MultiscaleFeatures.Hessian extends AutoCloseable
Helper class for storing and computing pixel features from Hessian matrices.

  • Method Summary

    Modifier and Type
    Method
    Description
    Mat
    getDeterminant()
    Get the determinant for each pixel.
    List<Mat>
    getEigenvalues(boolean sortByAbs)
    Get the eigenvalues, ranked from highest to lowest.
    List<Mat>
    getEigenvectors(boolean sortByAbs)
    Get the eigenvectors, returned in the same order as the eigenvalues.
    Mat
    getLaplacian()
    Get Laplacian of Gaussian image (calculated by summation without requiring eigenvalues).

    Methods inherited from interface java.lang.AutoCloseable

    close

  • Method Details

    • getLaplacian

      Mat getLaplacian()
      Get Laplacian of Gaussian image (calculated by summation without requiring eigenvalues).
      Returns:

    • getDeterminant

      Mat getDeterminant()
      Get the determinant for each pixel.
      Returns:

    • getEigenvalues

      List<Mat> getEigenvalues(boolean sortByAbs)
      Get the eigenvalues, ranked from highest to lowest.
      Parameters:
      sortByAbs - if true, return eigenvalues sorted by absolute value; otherwise return sorted by value
      Returns:

    • getEigenvectors

      List<Mat> getEigenvectors(boolean sortByAbs)
      Get the eigenvectors, returned in the same order as the eigenvalues. Vector elements are stored along the 'channels' dimension.
      Parameters:
      sortByAbs - if true, return eigenvectors corresponding to eigenvalues sorted by absolute value
      Returns: