Young Joon Ahn

According to our database, Young Joon Ahn authored at least 22 papers between 1998 and 2023.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of four.

2023

Circular arc approximation by hexic polynomial curves.

Hyeong Moon Yoon, Young Joon Ahn

Comput. Appl. Math., September, 2023

G² Hermite interpolation with quartic regular linear normal curves.

Young Joon Ahn, Christoph M. Hoffmann

J. Comput. Appl. Math., May, 2023

2021

A property of parametric polynomial approximants of half circles.

Young Joon Ahn

Comput. Aided Geom. Des., 2021

2019

Circle approximation by G2 Bézier curves of degree n with 2n-1 extreme points.

Young Joon Ahn

J. Comput. Appl. Math., 2019

2018

Sequence of Gn LN polynomial curves approximating circular arcs.

Young Joon Ahn, Christoph M. Hoffmann

J. Comput. Appl. Math., 2018

2017

A novel approach for selecting combination clinical markers of pathology applied to a large retrospective cohort of surgically resected pancreatic cysts.

David L. Masica, Marco Dal Molin, Christopher L. Wolfgang, Tyler M. Tomita, Mohammad R. Ostovaneh, Amanda Blackford, Robert A. Moran, Joanna K. Law, Thomas Barkley, Michael Goggins, Marcia Irene Canto, Meredith E. Pittman, James R. Eshleman, Syed Z. Ali, Elliot K. Fishman, Ihab R. Kamel, Siva P. Raman, Atif K. Zaheer, Nita Ahuja, Martin A. Makary, Matthew J. Weiss, Kenzo Hirose, John L. Cameron, Neda Rezaee, Jin He, Young Joon Ahn, Wenchuan Wu, Yuxuan Wang, Simeon Springer, Luis L. Diaz Jr., Nickolas Papadopoulos, Ralph H. Hruban, Kenneth W. Kinzler, Bert Vogelstein, Rachel Karchin, Anne Marie Lennon

J. Am. Medical Informatics Assoc., 2017

2016

An algorithm for G² offset approximation based on circle approximation by G² quadratic spline.

Soo Won Kim, Sungchul Bae, Young Joon Ahn

Comput. Aided Des., 2016

2015

Geometric shape analysis for convolution curve of two compatible quadratic Bézier curves.

Ryeong Lee, Young Joon Ahn

J. Comput. Appl. Math., 2015

Limit curve of H-Bézier curves and rational Bézier curves in standard form with the same weight.

Ryeong Lee, Young Joon Ahn

J. Comput. Appl. Math., 2015

2014

Geometric constraints on quadratic Bézier curves using minimal length and energy.

Young Joon Ahn, Christoph M. Hoffmann, Paul Rosen

J. Comput. Appl. Math., 2014

2012

A note on circle packing.

Young Joon Ahn, Christoph M. Hoffmann, Paul Rosen

J. Zhejiang Univ. Sci. C, 2012

Constraint-based LN curves.

Young Joon Ahn, Christoph M. Hoffmann

Comput. Aided Geom. Des., 2012

2011

Approximate convolution with pairs of cubic Bézier LN curves.

Young Joon Ahn, Christoph M. Hoffmann

Comput. Aided Geom. Des., 2011

Curvature continuous offset approximation based on circle approximation using quadratic Bézier biarcs.

Young Joon Ahn, Christoph M. Hoffmann, Yeon Soo Kim

Comput. Aided Des., 2011

2010

Approximation of conic sections by curvature continuous quartic Bézier curves.

Young Joon Ahn

Comput. Math. Appl., 2010

2007

An approximation of circular arcs by quartic Bézier curves.

Seon-Hong Kim, Young Joon Ahn

Comput. Aided Des., 2007

2005

Helix approximations with conic and quadratic Bézier curves.

Young Joon Ahn

Comput. Aided Geom. Des., 2005

Facial Expression Recognition Based on Two Dimensions Without Neutral Expressions.

Young-Suk Shin, Young Joon Ahn

Proceedings of the Entertainment Computing, 2005

2004

Constrained polynomial degree reduction in the L2-norm equals best weighted Euclidean approximation of Bézier coefficients.

Young Joon Ahn, Byung-Gook Lee, Yunbeom Park, Jaechil Yoo

Comput. Aided Geom. Des., 2004

2003

Using Jacobi polynomials for degree reduction of Bezier curves with Ck-constraints.

Young Joon Ahn

Comput. Aided Geom. Des., 2003

2001

Conic approximation of planar curves.

Young Joon Ahn

Comput. Aided Des., 2001

1998

G₁ arc spline approximation of quadratic Bézier curves.

Young Joon Ahn, Hong Oh Kim, Kyoung-Yong Lee

Comput. Aided Des., 1998