Two-stage false contour detection using directional contrast and its application to adaptive false contour reduction. - Ji Won Lee; Bo Ra Lim; Rae-Hong Park; Jae-Seung Kim; Wonseok Ahn (IEEE Trans. Consumer Electron., 2006)

High dynamic range for contrast enhancement. - Bo Ra Lim; Rae-Hong Park; Sunghee Kim (IEEE Trans. Consumer Electron., 2006)

A wavelet packet-based noise reduction algorithm of NTSC images using CVBS characteristics. - Bo Ra Lim; Hyun Seung Lee; Rae-Hong Park; Seungjoon Yang (IEEE Trans. Consumer Electron., 2009)