Title :
Frequency-domain methods for demosaicking of Bayer-sampled color images
Author_Institution :
Sch. of Inf. Technol. & Eng., Univ. of Ottawa, Ont., Canada
Abstract :
This letter presents a new and simplified derivation of the frequency-domain representation of color images sampled with the Bayer color filter array. Two new demosaicking algorithms based on the frequency-domain representation are described and shown to give excellent results.
Keywords :
filtering theory; frequency-domain analysis; image colour analysis; image representation; image sampling; image segmentation; interpolation; optical filters; Bayer-sampled color image; color filter array; demosaicking algorithm; digital camera; frequency-domain representation; interpolation; Color; Crosstalk; Digital cameras; Digital filters; Image sampling; Lattices; Sampling methods; Sensor arrays; Signal processing algorithms; TV; Bayer sampling; color filter array; demosaicking; digital cameras; interpolation;
Journal_Title :
Signal Processing Letters, IEEE
DOI :
10.1109/LSP.2005.859503
