Fast and accurate auto focusing algorithm based on two defocused images using discrete cosine transform. - Byung Kwan Park; Sung-Su Kim; DaeSu Chung; Seong-Deok Lee; Chang-Yeong Kim (Digital Photography, 2008)

Visual model of human blur perception for scene adaptive capturing. - Sung-Su Kim; DaeSu Chung; Byung Kwan Park; Jung-Bae Kim; Seong-Deok Lee (Digital Photography, 2009)