Title :
Approximating color consistency in retrieval using energy histograms of DCT coefficients
Author :
Lay, Jose A. ; Guan, Ling
Author_Institution :
Sydney Univ., NSW, Australia
fDate :
6/24/1905 12:00:00 AM
Abstract :
This paper presents the use of the energy histogram of DCT coefficients to approximate color consistency in retrieving gamma-corrected and filter-edited JPEG images. The work has been used for coarse searching of global color similarity in the SoloArt project.
Keywords :
approximation theory; data compression; discrete cosine transforms; image coding; image colour analysis; image retrieval; transform coding; DCT coded image; DCT coefficients; SoloArt project; color consistency approximation; energy histograms; filter-edited JPEG images; gamma-corrected JPEG images; global color similarity; illumination independent color indexing; image retrieval; Color; Digital images; Discrete cosine transforms; Displays; Graphics; Histograms; Image retrieval; Indexing; Search engines; Tiles;
Conference_Titel :
Multimedia and Expo, 2002. ICME '02. Proceedings. 2002 IEEE International Conference on
Print_ISBN :
0-7803-7304-9
DOI :
10.1109/ICME.2002.1035870
