Fraunhofer-Gesellschaft

Publica

Hier finden Sie wissenschaftliche Publikationen aus den Fraunhofer-Instituten.
2004Algorithmen zur Objekterkennung
Ahn, S.J.; Effenberger, I.; Stotz, M.; Dunker, T.
Conference Paper
2004Automated segmentation and object recognition in 3D data sets
Ahn, S.J.; Effenberger, I.; Fulga, S.
Conference Paper
2004Automatic feature identification in 3-D measuring data
Ahn, S.J.; Effenberger, I.; Bolboaca, L.
Presentation
2004Least squares orthogonal distance fitting of curves and surfaces in space
Ahn, S.J.
Dissertation
2003Geometric segmentation and object recognition in unordered and incomplete point cloud
Ahn, S.J.; Effenberger, I.; Roth-Koch, S.; Westkämper, E.
Conference Paper
2002Automatic segmentation and model identification in unordered 3D-point cloud
Ahn, S.J.; Effenberger, I.; Rauh, W.; Cho, H.S.; Westkämper, E.
Conference Paper
2002Fitting of parametric space curves and surfaces by using the geometric error measure
Ahn, S.J.; Rauh, W.; Westkämper, E.
Conference Paper
2002Orthogonal distance fitting of implicit curves and surfaces
Ahn, S.J.; Rauh, W.; Cho, H.S.; Warnecke, H.-J.
Journal Article
2002Orthogonal distance fitting of parametric curves and surfaces
Ahn, S.J.; Westkämper, E.; Rauh, W.
Conference Paper
2002Segmentation, outlier detection and feature identification from unstructured 3D point clouds
Effenberger, I.; Ahn, S.J.
Conference Paper
2001Best-Fit of Implicit Curves and Surfaces
Ahn, S.J.; Westkämper, E.; Rauh, W.
Conference Paper
2001Best-Fit of Implicit Surfaces and Plane Curves
Ahn, S.J.; Rauh, W.; Warnecke, H.-J.
Conference Paper
2001Best-Fit of Parametric Curves and Surfaces
Ahn, S.J.; Westkämper, E.; Rauh, W.
Conference Paper
2001Circular coded target for automation of optical 3D-measurement and camera calibration
Ahn, S.J.; Rauh, W.; Kim, S.I.
Journal Article
2001Least squares orthogonal distance fitting of implicit curves and surfaces
Ahn, S.J.; Rauh, W.; Recknagel, M.
Conference Paper
2001Least-squares orthogonal distances fitting of circle, sphere, ellipse, hyperbola, and parabola
Ahn, S.J.; Rauh, W.; Warnecke, H.-J.
Journal Article
2000Automation of Optical 3D-Measurement and Camera Calibration Using Circular Coded Target
Ahn, S.J.; Rauh, W.; Westkämper, E.
Conference Paper
2000Methods and techniques for optical 3D-measurement and 3D-information processing
Ahn, S.J.
Conference Paper
1999Circular Coded Landmark for Optical 3D-Measurement and Robot Vision
Ahn, S.J.; Rauh, W.; Recknagel, M.
Conference Paper
1999Ellipse Fitting and Parameter Assessment of Circular Object Targets for Robot Vision
Ahn, S.J.; Rauh, W.; Recknagel, M.
Conference Paper
1999Geometric Fitting of Line, Plane, Circle, Sphere and Ellipse
Ahn, S.J.; Rauh, W.; Recknagel, M.
Conference Paper
1999Geometric Fitting of Superquadric
Ahn, S.J.
Conference Paper
1999Geometric Least Squares Fitting of Circle and Ellipse
Ahn, S.J.; Rauh, W.
Journal Article
1999Orthogonal Least Squares Estimation of Surface Parameters
Ahn, S.J.; Cho, H.S.
Conference Paper
1999Systematic Geometric Image Measurement Errors of Circular Object Targets: Mathematical Formulation and Correction
Ahn, S.J.; Warnecke, H.-J.; Kotowski, R.
Journal Article
1998Automation of the Random Pattern Projecting 3D-Measurement Procedures
Ahn, S.J.
Conference Paper
1998Calibration of the Stripe Projecting 3D-Measurement System
Ahn, S.J.
Conference Paper
1998Circular Coded Target and Its Application to Optical 3D-Measurement Techniques
Ahn, S.J.; Rauh, W.
Conference Paper
1998Geometric Fitting of Circle and Ellipse
Ahn, S.J.
Conference Paper
1998Least Squares Fitting of Circle and Ellipse
Ahn, S.J.; Rauh, W.; Oberdorfer, B.
Conference Paper
1998Optimal Diameter of Circular Object Targets for Photogrammetric 3D-Measurement and Camera Calibration
Ahn, S.J.
Conference Paper
1998Optoelektronisch erfassbares Identifizierungs- oder Zielelement sowie Verfahren zu seiner Erfassung
Ahn, S.J.; Oberdorfer, B.
Patent
1997Geometric Image Measurement Errors of Circular Object Targets
Ahn, S.J.; Kotowski, R.
Conference Paper
1997Kreisförmige Zielmarke
Ahn, S.J.
Conference Paper
1997A new circular coded target for the automation of photogrammetric 3D-surface measurements
Ahn, S.J.; Schultes, M.
Conference Paper