Stable nonconforming methods or the Stokes problem. - Youngjoon Cha; Miyoung Lee; Sungyun Lee (Appl. Math. Comput., 2000)

Error-Amended Sharp Edge (EASE) Schemes for Image Interpolation. - Youngjoon Cha; Seongjai Kim (ICIP, 2006)

Edge-Forming Methods for Image Zooming. - Youngjoon Cha; Seongjai Kim (J. Math. Imaging Vis., 2006)

Edge-forming methods for color image zooming. - Youngjoon Cha; Seongjai Kim (IEEE Trans. Image Process., 2006)

PDE-Based Interpolation Methods for Image Super Resolution. - Youngjoon Cha; Seongjai Kim (FGCN (1), 2007)

The Error-Amended Sharp Edge (EASE) Scheme for Image Zooming. - Youngjoon Cha; Seongjai Kim (IEEE Trans. Image Process., 2007)

Parallel Domain Decomposition Methods for High-Order Finite Element Solutions of the Helmholtz Problem. - Youngjoon Cha; Seongjai Kim (ICA3PP (2), 2010)

Curvature Interpolation Method for Image Zooming. - Hakran Kim; Youngjoon Cha; Seongjai Kim (IEEE Trans. Image Process., 2011)

Image Zooming by Curvature Interpolation and Iterative Refinement. - Youngjoon Cha; Gi Yun Lee; Seongjai Kim (SIAM J. Imaging Sci., 2014)