DocumentCode
2442208
Title
Accuracy of differential expression detection with compressed microarray images
Author
Xu, Qian ; Jianping Hua ; Xiong, Zixiang ; Bittner, Michael L. ; Dougherty, Edward R.
Author_Institution
Dept of Electr. & Comput. Eng., Texas A & M Univ., College Station, TX
fYear
2006
fDate
28-30 May 2006
Firstpage
43
Lastpage
44
Abstract
Current gene-expression microarrays carry an enormous amount of information. This paper examines lossy SPIHT and JPEG 2000 compression of oligo microarray images and addresses the accuracy of differential expression detection with compressed images. Experiments show that the identification disagreement rate for all genes monotonically increases with the compression ratio, but is still under 1.5% at 20:1 compression with both SPIHT and JPEG 2000.
Keywords
data compression; image coding; JPEG 2000 compression; SPIHT; compressed microarray images; differential expression detection; gene-expression microarrays; oligo microarray images; Arithmetic; Bioinformatics; Genomics; Humans; ISO; Image coding; Image storage; Transform coding; Wavelet coefficients; Wavelet domain;
fLanguage
English
Publisher
ieee
Conference_Titel
Genomic Signal Processing and Statistics, 2006. GENSIPS '06. IEEE International Workshop on
Conference_Location
College Station, TX
Print_ISBN
1-4244-0384-7
Electronic_ISBN
1-4244-0385-5
Type
conf
DOI
10.1109/GENSIPS.2006.353147
Filename
4161768
Link To Document