Commit 441a7b1d authored by Markéta Schlemmerová's avatar Markéta Schlemmerová
Browse files

Refactor HK tresholds

parent 4f41d093

LandmarksEngines/src/main/java/cz/fidentis/analyst/engines/landmarks/impl/NoseTipDetectorImpl.java

+6 −7
Original line number Diff line number Diff line
@@ -15,8 +15,8 @@ import java.util.stream.Collectors; 
 */

public class NoseTipDetectorImpl {



    private static final double MAX_H_CURVATURE = 0.08;

    private static final double MIN_K_CURVATURE = 0.008;

    private static final double H_TRESHOLD = 0.04;

    private static final double K_TRESHOLD = 0.0005;



    /**

     * Detects nose tip from mesh model using curvature properties. Selects point with the highest Gaussian curvature.
@@ -41,7 +41,7 @@ public class NoseTipDetectorImpl { 
    public static List<MeshPoint> detectNoseTipCandidatesFromCurvature(MeshModel meshModel) {

        validateMeshModel(meshModel);



        List<MeshPoint> candidatePoints = filterPointsByCurvature(meshModel, MAX_H_CURVATURE, MIN_K_CURVATURE);

        List<MeshPoint> candidatePoints = filterPointsByCurvature(meshModel);

        return sortByGaussianCurvatureDesc(candidatePoints);

    }
@@ -51,8 +51,7 @@ public class NoseTipDetectorImpl { 
     * @param meshModel Mesh model

     * @return Candidates for nose tip

     */

    private static List<MeshPoint> filterPointsByCurvature(MeshModel meshModel,

                                                           double maxMeanCurvature, double minGaussianCurvature) {

    private static List<MeshPoint> filterPointsByCurvature(MeshModel meshModel) {

        validateMeshModel(meshModel);



        return meshModel.getFacets().parallelStream()
@@ -60,8 +59,8 @@ public class NoseTipDetectorImpl { 
                .filter(meshPoint -> {

                    var curvature = meshPoint.getCurvature();

                    return curvature != null &&

                            meshPoint.getCurvature().mean() < maxMeanCurvature &&

                            meshPoint.getCurvature().gaussian() > minGaussianCurvature;

                            meshPoint.getCurvature().mean() < H_TRESHOLD &&

                            meshPoint.getCurvature().gaussian() > K_TRESHOLD;

                })

                .collect(Collectors.toList());

    }

LandmarksEngines/src/test/java/cz/fidentis/analyst/engines/landmarks/impl/NoseTipDetectorImplTest.java

+1 −1
Original line number Diff line number Diff line
@@ -54,7 +54,7 @@ public class NoseTipDetectorImplTest { 
    private void printNoseCandidatesDetails(List<MeshPoint> candidates) {

        System.out.printf("Nose tip candidates: %d\n\n", candidates.size());

        for (MeshPoint candidate : candidates) {

            System.out.printf("%.5f, %.5f, %.5f\n", candidate.getX(), candidate.getY(), candidate.getZ());

            System.out.printf("v %.5f %.5f %.5f\n", candidate.getX(), candidate.getY(), candidate.getZ());

        }

    }